/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2016 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
#include "checkio.h"
#include "testsuite.h"
#include "tokenize.h"
#include
class TestIO : public TestFixture {
public:
TestIO() : TestFixture("TestIO") {
}
private:
Settings settings;
void run() {
LOAD_LIB_2(settings.library, "std.cfg");
LOAD_LIB_2(settings.library, "windows.cfg");
LOAD_LIB_2(settings.library, "qt.cfg");
TEST_CASE(coutCerrMisusage);
TEST_CASE(wrongMode_simple);
TEST_CASE(wrongMode_complex);
TEST_CASE(useClosedFile);
TEST_CASE(fileIOwithoutPositioning);
TEST_CASE(seekOnAppendedFile);
TEST_CASE(fflushOnInputStream);
TEST_CASE(testScanf1); // Scanf without field limiters
TEST_CASE(testScanf2);
TEST_CASE(testScanf3); // #3494
TEST_CASE(testScanf4); // #ticket 2553
TEST_CASE(testScanfArgument);
TEST_CASE(testPrintfArgument);
TEST_CASE(testPosixPrintfScanfParameterPosition); // #4900
TEST_CASE(testMicrosoftPrintfArgument); // ticket #4902
TEST_CASE(testMicrosoftScanfArgument);
TEST_CASE(testMicrosoftCStringFormatArguments); // ticket #4920
TEST_CASE(testMicrosoftSecurePrintfArgument);
TEST_CASE(testMicrosoftSecureScanfArgument);
TEST_CASE(testQStringFormatArguments);
TEST_CASE(testTernary); // ticket #6182
TEST_CASE(testUnsignedConst); // ticket #6132
TEST_CASE(testAstType); // #7014
TEST_CASE(testPrintf0WithSuffix); // ticket #7069
}
void check(const std::string &code, bool inconclusive = false, bool portability = false, Settings::PlatformType platform = Settings::Unspecified) {
// Clear the error buffer..
errout.str("");
settings.clearEnabled();
settings.addEnabled("warning");
settings.addEnabled("style");
if (portability)
settings.addEnabled("portability");
settings.inconclusive = inconclusive;
settings.platform(platform);
// Tokenize..
Tokenizer tokenizer(&settings, this);
std::istringstream istr(code);
tokenizer.tokenize(istr, "test.cpp");
// Check..
CheckIO checkIO(&tokenizer, &settings, this);
checkIO.checkWrongPrintfScanfArguments();
// Simplify token list..
tokenizer.simplifyTokenList2();
checkIO.checkCoutCerrMisusage();
checkIO.checkFileUsage();
checkIO.invalidScanf();
}
void coutCerrMisusage() {
check(
"void foo() {\n"
" std::cout << std::cout;\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (error) Invalid usage of output stream: '<< std::cout'.\n", errout.str());
check(
"void foo() {\n"
" std::cout << (std::cout);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (error) Invalid usage of output stream: '<< std::cout'.\n", errout.str());
check(
"void foo() {\n"
" std::cout << \"xyz\" << std::cout;\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (error) Invalid usage of output stream: '<< std::cout'.\n", errout.str());
check(
"void foo(int i) {\n"
" std::cout << i << std::cerr;\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (error) Invalid usage of output stream: '<< std::cerr'.\n", errout.str());
check(
"void foo() {\n"
" std::cout << \"xyz\";\n"
" std::cout << \"xyz\";\n"
"}");
ASSERT_EQUALS("", errout.str());
check(
"void foo() {\n"
" std::cout << std::cout.good();\n"
"}");
ASSERT_EQUALS("", errout.str());
check(
"void foo() {\n"
" unknownObject << std::cout;\n"
"}");
ASSERT_EQUALS("", errout.str());
check(
"void foo() {\n"
" MACRO(std::cout <<, << std::cout)\n"
"}");
ASSERT_EQUALS("", errout.str());
}
void wrongMode_simple() {
// Read mode
check("void foo(FILE*& f) {\n"
" f = fopen(name, \"r\");\n"
" fread(buffer, 5, 6, f);\n"
" rewind(f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("[test.cpp:5]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = _wfopen(name, L\"r\");\n"
" fread(buffer, 5, 6, f);\n"
" rewind(f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = _tfopen(name, _T(\"r\"));\n"
" fread(buffer, 5, 6, f);\n"
" rewind(f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:5]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = _tfopen(name, _T(\"r\"));\n"
" fread(buffer, 5, 6, f);\n"
" rewind(f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" _wfopen_s(&f, name, L\"r\");\n"
" fread(buffer, 5, 6, f);\n"
" rewind(f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" _tfopen_s(&f, name, _T(\"r\"));\n"
" fread(buffer, 5, 6, f);\n"
" rewind(f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:5]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" _tfopen_s(&f, name, _T(\"r\"));\n"
" fread(buffer, 5, 6, f);\n"
" rewind(f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = fopen(name, \"r+\");\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo(FILE*& f) {\n"
" f = _wfopen(name, L\"r+\");\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("", errout.str());
check("void foo(FILE*& f) {\n"
" f = _tfopen(name, _T(\"r+\"));\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32A);
ASSERT_EQUALS("", errout.str());
check("void foo(FILE*& f) {\n"
" f = _tfopen(name, _T(\"r+\"));\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("", errout.str());
check("void foo(FILE*& f) {\n"
" _wfopen_s(&f, name, L\"r+\");\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("", errout.str());
check("void foo(FILE*& f) {\n"
" _tfopen_s(&f, name, _T(\"r+\"));\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32A);
ASSERT_EQUALS("", errout.str());
check("void foo(FILE*& f) {\n"
" _tfopen_s(&f, name, _T(\"r+\"));\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("", errout.str());
// Write mode
check("void foo(FILE*& f) {\n"
" f = fopen(name, \"w\");\n"
" fwrite(buffer, 5, 6, f);\n"
" rewind(f);\n"
" fread(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("[test.cpp:5]: (error) Read operation on a file that was opened only for writing.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = fopen(name, \"w+\");\n"
" fread(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
// Append mode
check("void foo(FILE*& f) {\n"
" f = fopen(name, \"a\");\n"
" fwrite(buffer, 5, 6, f);\n"
" rewind(f);\n"
" fread(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("[test.cpp:4]: (warning) Repositioning operation performed on a file opened in append mode has no effect.\n"
"[test.cpp:5]: (error) Read operation on a file that was opened only for writing.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = fopen(name, \"a+\");\n"
" fread(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
// Variable declared locally
check("void foo() {\n"
" FILE* f = fopen(name, \"r\");\n"
" fwrite(buffer, 5, 6, f);\n"
" fclose(f);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
// Call unknown function
check("void foo(FILE*& f) {\n"
" f = fopen(name, \"a\");\n"
" fwrite(buffer, 5, 6, f);\n"
" bar(f);\n"
" fread(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
// freopen and tmpfile
check("void foo(FILE*& f) {\n"
" f = freopen(name, \"r\", f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = _wfreopen(name, L\"r\", f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:3]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = _tfreopen(name, _T(\"r\"), f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:3]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = _tfreopen(name, _T(\"r\"), f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:3]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = _wfreopen_s(&f, name, L\"r\", f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:3]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = _tfreopen_s(&f, name, _T(\"r\"), f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:3]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = _tfreopen_s(&f, name, _T(\"r\"), f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:3]: (error) Write operation on a file that was opened only for reading.\n", errout.str());
// Crash tests
check("void foo(FILE*& f) {\n"
" f = fopen(name, mode);\n" // No assertion failure (#3830)
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void fopen(std::string const &filepath, std::string const &mode);"); // #3832
}
void wrongMode_complex() {
check("void foo(FILE* f) {\n"
" if(a) f = fopen(name, \"w\");\n"
" else f = fopen(name, \"r\");\n"
" if(a) fwrite(buffer, 5, 6, f);\n"
" else fread(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" FILE* f;\n"
" if(a) f = fopen(name, \"w\");\n"
" else f = fopen(name, \"r\");\n"
" if(a) fwrite(buffer, 5, 6, f);\n"
" else fread(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" FILE* f = fopen(name, \"w\");\n"
" if(a) fwrite(buffer, 5, 6, f);\n"
" else fread(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("[test.cpp:4]: (error) Read operation on a file that was opened only for writing.\n", errout.str());
}
void useClosedFile() {
check("void foo(FILE*& f) {\n"
" fclose(f);\n"
" fwrite(buffer, 5, 6, f);\n"
" clearerr(f);\n"
" fread(buffer, 5, 6, f);\n"
" ungetc('a', f);\n"
" ungetwc(L'a', f);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (error) Used file that is not opened.\n"
"[test.cpp:4]: (error) Used file that is not opened.\n"
"[test.cpp:5]: (error) Used file that is not opened.\n"
"[test.cpp:6]: (error) Used file that is not opened.\n"
"[test.cpp:7]: (error) Used file that is not opened.\n", errout.str());
check("void foo(FILE*& f) {\n"
" if(!ferror(f)) {\n"
" fclose(f);\n"
" return;"
" }\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo(FILE*& f) {\n"
" fclose(f);\n"
" f = fopen(name, \"r\");\n"
" fread(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo(FILE*& f) {\n"
" f = fopen(name, \"r\");\n"
" f = g;\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" FILE* f;\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (error) Used file that is not opened.\n", errout.str());
check("void foo() {\n"
" FILE* f(stdout);\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo() {\n" // #3965
" FILE* f[3];\n"
" f[0] = fopen(name, mode);\n"
" fclose(f[0]);\n"
"}");
ASSERT_EQUALS("", errout.str());
// #4368: multiple functions
check("static FILE *fp = NULL;\n"
"\n"
"void close()\n"
"{\n"
" fclose(fp);\n"
"}\n"
"\n"
"void dump()\n"
"{\n"
" if (fp == NULL) return;\n"
" fprintf(fp, \"Here's the output.\\n\");\n"
"}\n"
"\n"
"int main()\n"
"{\n"
" fp = fopen(\"test.txt\", \"w\");\n"
" dump();\n"
" close();\n"
" return 0;\n"
"}");
ASSERT_EQUALS("", errout.str());
check("static FILE *fp = NULL;\n"
"\n"
"void close()\n"
"{\n"
" fclose(fp);\n"
"}\n"
"\n"
"void dump()\n"
"{\n"
" fclose(fp);\n"
" fprintf(fp, \"Here's the output.\\n\");\n"
"}");
ASSERT_EQUALS("[test.cpp:11]: (error) Used file that is not opened.\n", errout.str());
// #4466
check("void chdcd_parse_nero(FILE *infile) {\n"
" switch (mode) {\n"
" case 0x0300:\n"
" fclose(infile);\n"
" return;\n"
" case 0x0500:\n"
" fclose(infile);\n"
" return;\n"
" }\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void chdcd_parse_nero(FILE *infile) {\n"
" switch (mode) {\n"
" case 0x0300:\n"
" fclose(infile);\n"
" exit(0);\n"
" case 0x0500:\n"
" fclose(infile);\n"
" return;\n"
" }\n"
"}");
ASSERT_EQUALS("", errout.str());
// #4649
check("void foo() {\n"
" struct {FILE *f1; FILE *f2;} a;\n"
" a.f1 = fopen(name,mode);\n"
" a.f2 = fopen(name,mode);\n"
" fclose(a.f1);\n"
" fclose(a.f2);\n"
"}");
ASSERT_EQUALS("", errout.str());
// #1473
check("void foo() {\n"
" FILE *a = fopen(\"aa\", \"r\");\n"
" while (fclose(a)) {}\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (error) Used file that is not opened.\n", errout.str());
// #6823
check("void foo() {\n"
" FILE f[2];\n"
" f[0] = fopen(\"1\", \"w\");\n"
" f[1] = fopen(\"2\", \"w\");\n"
" fclose(f[0]);\n"
" fclose(f[1]);\n"
"}");
ASSERT_EQUALS("", errout.str());
}
void fileIOwithoutPositioning() {
check("void foo(FILE* f) {\n"
" fwrite(buffer, 5, 6, f);\n"
" fread(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (error) Read and write operations without a call to a positioning function (fseek, fsetpos or rewind) or fflush in between result in undefined behaviour.\n", errout.str());
check("void foo(FILE* f) {\n"
" fread(buffer, 5, 6, f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (error) Read and write operations without a call to a positioning function (fseek, fsetpos or rewind) or fflush in between result in undefined behaviour.\n", errout.str());
check("void foo(FILE* f, bool read) {\n"
" if(read)\n"
" fread(buffer, 5, 6, f);\n"
" else\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo(FILE* f) {\n"
" fread(buffer, 5, 6, f);\n"
" fflush(f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo(FILE* f) {\n"
" fread(buffer, 5, 6, f);\n"
" rewind(f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo(FILE* f) {\n"
" fread(buffer, 5, 6, f);\n"
" fsetpos(f, pos);\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo(FILE* f) {\n"
" fread(buffer, 5, 6, f);\n"
" fseek(f, 0, SEEK_SET);\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo(FILE* f) {\n"
" fread(buffer, 5, 6, f);\n"
" long pos = ftell(f);\n"
" fwrite(buffer, 5, 6, f);\n"
"}");
ASSERT_EQUALS("[test.cpp:4]: (error) Read and write operations without a call to a positioning function (fseek, fsetpos or rewind) or fflush in between result in undefined behaviour.\n", errout.str());
// #6452 - member functions
check("class FileStream {\n"
" void insert(const ByteVector &data, ulong start);\n"
" void seek(long offset, Position p);\n"
" FileStreamPrivate *d;\n"
"};\n"
"void FileStream::insert(const ByteVector &data, ulong start) {\n"
" int bytesRead = fread(aboutToOverwrite.data(), 1, bufferLength, d->file);\n"
" seek(writePosition);\n"
" fwrite(buffer.data(), sizeof(char), buffer.size(), d->file);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("class FileStream {\n"
" void insert(const ByteVector &data, ulong start);\n"
" FileStreamPrivate *d;\n"
"};\n"
"void FileStream::insert(const ByteVector &data, ulong start) {\n"
" int bytesRead = fread(aboutToOverwrite.data(), 1, bufferLength, d->file);\n"
" unknown(writePosition);\n"
" fwrite(buffer.data(), sizeof(char), buffer.size(), d->file);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("class FileStream {\n"
" void insert(const ByteVector &data, ulong start);\n"
" FileStreamPrivate *d;\n"
"};\n"
"void known(int);\n"
"void FileStream::insert(const ByteVector &data, ulong start) {\n"
" int bytesRead = fread(aboutToOverwrite.data(), 1, bufferLength, d->file);\n"
" known(writePosition);\n"
" fwrite(buffer.data(), sizeof(char), buffer.size(), d->file);\n"
"}");
ASSERT_EQUALS("[test.cpp:9]: (error) Read and write operations without a call to a positioning function (fseek, fsetpos or rewind) or fflush in between result in undefined behaviour.\n", errout.str());
check("class FileStream {\n"
" void insert(const ByteVector &data, ulong start);\n"
" FileStreamPrivate *d;\n"
"};\n"
"void known(int);\n"
"void FileStream::insert(const ByteVector &data, ulong start) {\n"
" int bytesRead = fread(X::data(), 1, bufferLength, d->file);\n"
" known(writePosition);\n"
" fwrite(X::data(), sizeof(char), buffer.size(), d->file);\n"
"}");
ASSERT_EQUALS("[test.cpp:9]: (error) Read and write operations without a call to a positioning function (fseek, fsetpos or rewind) or fflush in between result in undefined behaviour.\n", errout.str());
}
void seekOnAppendedFile() {
check("void foo() {\n"
" FILE* f = fopen(\"\", \"a+\");\n"
" fseek(f, 0, SEEK_SET);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" FILE* f = fopen(\"\", \"w\");\n"
" fseek(f, 0, SEEK_SET);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" FILE* f = fopen(\"\", \"a\");\n"
" fseek(f, 0, SEEK_SET);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (warning) Repositioning operation performed on a file opened in append mode has no effect.\n", errout.str());
check("void foo() {\n"
" FILE* f = fopen(\"\", \"a\");\n"
" fflush(f);\n"
"}");
ASSERT_EQUALS("", errout.str()); // #5578
check("void foo() {\n"
" FILE* f = fopen(\"\", \"a\");\n"
" fclose(f);\n"
" f = fopen(\"\", \"r\");\n"
" fseek(f, 0, SEEK_SET);\n"
"}");
ASSERT_EQUALS("", errout.str()); // #6566
}
void fflushOnInputStream() {
check("void foo()\n"
"{\n"
" fflush(stdin);\n"
"}", false, true);
ASSERT_EQUALS("[test.cpp:3]: (portability) fflush() called on input stream 'stdin' may result in undefined behaviour on non-linux systems.\n", errout.str());
check("void foo()\n"
"{\n"
" fflush(stdout);\n"
"}", false, true);
ASSERT_EQUALS("", errout.str());
check("void foo(FILE*& f) {\n"
" f = fopen(path, \"r\");\n"
" fflush(f);\n"
"}", false, true);
ASSERT_EQUALS("[test.cpp:3]: (portability) fflush() called on input stream 'f' may result in undefined behaviour on non-linux systems.\n", errout.str());
check("void foo(FILE*& f) {\n"
" f = fopen(path, \"w\");\n"
" fflush(f);\n"
"}", false, true);
ASSERT_EQUALS("", errout.str());
check("void foo(FILE*& f) {\n"
" fflush(f);\n"
"}", false, true);
ASSERT_EQUALS("", errout.str());
}
void testScanf1() {
check("void foo() {\n"
" int a, b;\n"
" FILE *file = fopen(\"test\", \"r\");\n"
" a = fscanf(file, \"aa %s\", bar);\n"
" b = scanf(\"aa %S\", bar);\n"
" b = scanf(\"aa %ls\", bar);\n"
" sscanf(foo, \"%[^~]\", bar);\n"
" scanf(\"%dx%s\", &b, bar);\n"
" fclose(file);\n"
"}");
ASSERT_EQUALS("[test.cpp:4]: (warning) fscanf() without field width limits can crash with huge input data.\n"
"[test.cpp:5]: (warning) scanf() without field width limits can crash with huge input data.\n"
"[test.cpp:6]: (warning) scanf() without field width limits can crash with huge input data.\n"
"[test.cpp:7]: (warning) sscanf() without field width limits can crash with huge input data.\n"
"[test.cpp:8]: (warning) scanf() without field width limits can crash with huge input data.\n", errout.str());
}
void testScanf2() {
check("void foo() {\n"
" scanf(\"%5s\", bar);\n" // Width specifier given
" scanf(\"%5[^~]\", bar);\n" // Width specifier given
" scanf(\"aa%%s\", bar);\n" // No %s
" scanf(\"aa%d\", &a);\n" // No %s
" scanf(\"aa%ld\", &a);\n" // No %s
" scanf(\"%*[^~]\");\n" // Ignore input
"}");
ASSERT_EQUALS("[test.cpp:4]: (warning) scanf format string requires 0 parameters but 1 is given.\n", errout.str());
}
void testScanf3() { // ticket #3494
check("void f() {\n"
" char str[8];\n"
" scanf(\"%7c\", str);\n"
" scanf(\"%8c\", str);\n"
" scanf(\"%9c\", str);\n"
"}");
ASSERT_EQUALS("[test.cpp:5]: (error) Width 9 given in format string (no. 1) is larger than destination buffer 'str[8]', use %8c to prevent overflowing it.\n", errout.str());
}
void testScanf4() { // ticket #2553
check("void f()\n"
"{\n"
" char str [8];\n"
" scanf (\"%70s\",str);\n"
"}");
ASSERT_EQUALS("[test.cpp:4]: (error) Width 70 given in format string (no. 1) is larger than destination buffer 'str[8]', use %7s to prevent overflowing it.\n", errout.str());
}
std::string testScanfCode(const std::string & format, const std::string & type) {
return "void f() { " + type + " x; scanf(\"" + format + "\", &x); }";
}
std::string testScanfErr(const std::string & format, const std::string & formatStr, const std::string & type) {
return "[test.cpp:1]: (warning) " + format + " in format string (no. 1) requires '" + formatStr + " *' but the argument type is '" + type + " *'.\n";
}
std::string testScanfErrAka(const std::string & format, const std::string & formatStr, const std::string & type, const std::string & akaType) {
return "[test.cpp:1]: (portability) " + format + " in format string (no. 1) requires '" + formatStr + " *' but the argument type is '" + type + " * {aka " + akaType + " *}'.\n";
}
void testScanfNoWarn(const char *filename, unsigned int linenr,
const std::string & format, const std::string & /* formatStr */ , const std::string & type) {
const std::string code = testScanfCode(format, type);
check(code, true, false, Settings::Unix32);
assertEquals(filename, linenr, "", errout.str());
check(code, true, false, Settings::Unix64);
assertEquals(filename, linenr, "", errout.str());
check(code, true, false, Settings::Win32A);
assertEquals(filename, linenr, "", errout.str());
check(code, true, false, Settings::Win64);
assertEquals(filename, linenr, "", errout.str());
}
void testScanfWarn(const char *filename, unsigned int linenr,
const std::string & format, const std::string & formatStr, const std::string & type) {
const std::string code = testScanfCode(format, type);
const std::string testScanfErrString = testScanfErr(format,formatStr,type);
check(code, true, false, Settings::Unix32);
assertEquals(filename, linenr, testScanfErrString, errout.str());
check(code, true, false, Settings::Unix64);
assertEquals(filename, linenr, testScanfErrString, errout.str());
check(code, true, false, Settings::Win32A);
assertEquals(filename, linenr, testScanfErrString, errout.str());
check(code, true, false, Settings::Win64);
assertEquals(filename, linenr, testScanfErrString, errout.str());
}
void testScanfWarnAka(const char *filename, unsigned int linenr,
const std::string & format, const std::string & formatStr, const std::string & type,
const std::string & akaType, const std::string & akaTypeWin64) {
const std::string code = testScanfCode(format, type);
const std::string testScanfErrAkaString = testScanfErrAka(format,formatStr,type,akaType);
const std::string testScanfErrAkaWin64String = testScanfErrAka(format,formatStr,type,akaTypeWin64);
check(code, true, true, Settings::Unix32);
assertEquals(filename, linenr, testScanfErrAkaString, errout.str());
check(code, true, true, Settings::Unix64);
assertEquals(filename, linenr, testScanfErrAkaString, errout.str());
check(code, true, true, Settings::Win32A);
assertEquals(filename, linenr, testScanfErrAkaString, errout.str());
check(code, true, true, Settings::Win64);
assertEquals(filename, linenr, testScanfErrAkaWin64String, errout.str());
}
void testScanfWarnAkaWin64(const char *filename, unsigned int linenr,
const std::string & format, const std::string & formatStr, const std::string & type,
const std::string & akaTypeWin64) {
const std::string code = testScanfCode(format, type);
const std::string testScanfErrAkaWin64String = testScanfErrAka(format,formatStr,type,akaTypeWin64);
check(code, true, true, Settings::Unix32);
assertEquals(filename, linenr, "", errout.str());
check(code, true, true, Settings::Unix64);
assertEquals(filename, linenr, "", errout.str());
check(code, true, true, Settings::Win32A);
assertEquals(filename, linenr, "", errout.str());
check(code, true, true, Settings::Win64);
assertEquals(filename, linenr, testScanfErrAkaWin64String, errout.str());
}
void testScanfWarnAkaWin32(const char *filename, unsigned int linenr,
const std::string & format, const std::string & formatStr, const std::string & type,
const std::string & akaType) {
const std::string code = testScanfCode(format, type);
const std::string testScanfErrAkaString = testScanfErrAka(format,formatStr,type,akaType);
check(code, true, true, Settings::Unix32);
assertEquals(filename, linenr, testScanfErrAkaString, errout.str());
check(code, true, true, Settings::Unix64);
assertEquals(filename, linenr, testScanfErrAkaString, errout.str());
check(code, true, true, Settings::Win32A);
assertEquals(filename, linenr, testScanfErrAkaString, errout.str());
check(code, true, true, Settings::Win64);
assertEquals(filename, linenr, "", errout.str());
}
#define TEST_SCANF_NOWARN(FORMAT, FORMATSTR, TYPE) \
testScanfNoWarn(__FILE__, __LINE__, FORMAT, FORMATSTR, TYPE)
#define TEST_SCANF_WARN(FORMAT, FORMATSTR, TYPE) \
testScanfWarn(__FILE__, __LINE__, FORMAT, FORMATSTR, TYPE)
#define TEST_SCANF_WARN_AKA(FORMAT, FORMATSTR, TYPE, AKATYPE, AKATYPE_WIN64) \
testScanfWarnAka(__FILE__, __LINE__, FORMAT, FORMATSTR, TYPE, AKATYPE, AKATYPE_WIN64)
#define TEST_SCANF_WARN_AKA_WIN64(FORMAT, FORMATSTR, TYPE, AKATYPE_WIN64) \
testScanfWarnAkaWin64(__FILE__, __LINE__, FORMAT, FORMATSTR, TYPE, AKATYPE_WIN64)
#define TEST_SCANF_WARN_AKA_WIN32(FORMAT, FORMATSTR, TYPE, AKATYPE_WIN32) \
testScanfWarnAkaWin32(__FILE__, __LINE__, FORMAT, FORMATSTR, TYPE, AKATYPE_WIN32)
void testScanfArgument() {
check("void foo() {\n"
" scanf(\"%1d\", &foo);\n"
" sscanf(bar, \"%1d\", &foo);\n"
" scanf(\"%1u%1u\", &foo, bar());\n"
" scanf(\"%*1x %1x %29s\", &count, KeyName);\n" // #3373
" fscanf(f, \"%7ms\", &ref);\n" // #3461
" sscanf(ip_port, \"%*[^:]:%4d\", &port);\n" // #3468
"}");
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" scanf(\"\", &foo);\n"
" scanf(\"%1d\", &foo, &bar);\n"
" fscanf(bar, \"%1d\", &foo, &bar);\n"
" scanf(\"%*1x %1x %29s\", &count, KeyName, foo);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) scanf format string requires 0 parameters but 1 is given.\n"
"[test.cpp:3]: (warning) scanf format string requires 1 parameter but 2 are given.\n"
"[test.cpp:4]: (warning) fscanf format string requires 1 parameter but 2 are given.\n"
"[test.cpp:5]: (warning) scanf format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" scanf(\"%1d\");\n"
" scanf(\"%1u%1u\", bar());\n"
" sscanf(bar, \"%1d%1d\", &foo);\n"
" scanf(\"%*1x %1x %29s\", &count);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (error) scanf format string requires 1 parameter but only 0 are given.\n"
"[test.cpp:3]: (error) scanf format string requires 2 parameters but only 1 is given.\n"
"[test.cpp:4]: (error) sscanf format string requires 2 parameters but only 1 is given.\n"
"[test.cpp:5]: (error) scanf format string requires 2 parameters but only 1 is given.\n", errout.str());
check("void foo() {\n"
" char input[10];\n"
" char output[5];\n"
" sscanf(input, \"%3s\", output);\n"
" sscanf(input, \"%4s\", output);\n"
" sscanf(input, \"%5s\", output);\n"
"}", false);
ASSERT_EQUALS("[test.cpp:6]: (error) Width 5 given in format string (no. 1) is larger than destination buffer 'output[5]', use %4s to prevent overflowing it.\n", errout.str());
check("void foo() {\n"
" char input[10];\n"
" char output[5];\n"
" sscanf(input, \"%s\", output);\n"
" sscanf(input, \"%3s\", output);\n"
" sscanf(input, \"%4s\", output);\n"
" sscanf(input, \"%5s\", output);\n"
"}", true);
ASSERT_EQUALS("[test.cpp:5]: (warning, inconclusive) Width 3 given in format string (no. 1) is smaller than destination buffer 'output[5]'.\n"
"[test.cpp:7]: (error) Width 5 given in format string (no. 1) is larger than destination buffer 'output[5]', use %4s to prevent overflowing it.\n"
"[test.cpp:4]: (warning) sscanf() without field width limits can crash with huge input data.\n", errout.str());
check("void foo() {\n"
" const size_t BUFLENGTH(2048);\n"
" typedef char bufT[BUFLENGTH];\n"
" bufT line= {0};\n"
" bufT projectId= {0};\n"
" const int scanrc=sscanf(line, \"Project(\\\"{%36s}\\\")\", projectId);\n"
" sscanf(input, \"%5s\", output);\n"
"}", true);
ASSERT_EQUALS("", errout.str());
TEST_SCANF_WARN("%u", "unsigned int", "bool");
TEST_SCANF_WARN("%u", "unsigned int", "char");
TEST_SCANF_WARN("%u", "unsigned int", "signed char");
TEST_SCANF_WARN("%u", "unsigned int", "unsigned char");
TEST_SCANF_WARN("%u", "unsigned int", "signed short");
TEST_SCANF_WARN("%u", "unsigned int", "unsigned short");
TEST_SCANF_WARN("%u", "unsigned int", "signed int");
TEST_SCANF_NOWARN("%u", "unsigned int", "unsigned int");
TEST_SCANF_WARN("%u", "unsigned int", "signed long");
TEST_SCANF_WARN("%u", "unsigned int", "unsigned long");
TEST_SCANF_WARN("%u", "unsigned int", "signed long long");
TEST_SCANF_WARN("%u", "unsigned int", "unsigned long long");
TEST_SCANF_WARN("%u", "unsigned int", "float");
TEST_SCANF_WARN("%u", "unsigned int", "double");
TEST_SCANF_WARN("%u", "unsigned int", "long double");
TEST_SCANF_WARN("%u", "unsigned int", "void *");
TEST_SCANF_WARN_AKA("%u", "unsigned int", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%u", "unsigned int", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%u", "unsigned int", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%u", "unsigned int", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%u", "unsigned int", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%u", "unsigned int", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%u", "unsigned int", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%u", "unsigned int", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%u", "unsigned int", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%u", "unsigned int", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%lu","unsigned long","bool");
TEST_SCANF_WARN("%lu","unsigned long","char");
TEST_SCANF_WARN("%lu","unsigned long","signed char");
TEST_SCANF_WARN("%lu","unsigned long","unsigned char");
TEST_SCANF_WARN("%lu","unsigned long","signed short");
TEST_SCANF_WARN("%lu","unsigned long","unsigned short");
TEST_SCANF_WARN("%lu","unsigned long","signed int");
TEST_SCANF_WARN("%lu","unsigned long","unsigned int");
TEST_SCANF_WARN("%lu","unsigned long","signed long");
TEST_SCANF_NOWARN("%lu","unsigned long","unsigned long");
TEST_SCANF_WARN("%lu","unsigned long","signed long long");
TEST_SCANF_WARN("%lu","unsigned long","unsigned long long");
TEST_SCANF_WARN("%lu","unsigned long","float");
TEST_SCANF_WARN("%lu","unsigned long","double");
TEST_SCANF_WARN("%lu","unsigned long","long double");
TEST_SCANF_WARN("%lu","unsigned long","void *");
TEST_SCANF_WARN_AKA("%lu","unsigned long","size_t","unsigned long","unsigned long long");
TEST_SCANF_WARN_AKA("%lu","unsigned long","ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lu","unsigned long","ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lu","unsigned long","intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lu","unsigned long","uintmax_t","unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%lu","unsigned long","std::size_t","unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%lu","unsigned long","std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lu","unsigned long","std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lu","unsigned long","std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA_WIN64("%lu","unsigned long","std::uintptr_t", "unsigned long long");
TEST_SCANF_WARN("%llu","unsigned long long","bool");
TEST_SCANF_WARN("%llu","unsigned long long","char");
TEST_SCANF_WARN("%llu","unsigned long long","signed char");
TEST_SCANF_WARN("%llu","unsigned long long","unsigned char");
TEST_SCANF_WARN("%llu","unsigned long long","signed short");
TEST_SCANF_WARN("%llu","unsigned long long","unsigned short");
TEST_SCANF_WARN("%llu","unsigned long long","signed int");
TEST_SCANF_WARN("%llu","unsigned long long","unsigned int");
TEST_SCANF_WARN("%llu","unsigned long long","signed long");
TEST_SCANF_WARN("%llu","unsigned long long","unsigned long");
TEST_SCANF_WARN("%llu","unsigned long long","signed long long");
TEST_SCANF_NOWARN("%llu","unsigned long long","unsigned long long");
TEST_SCANF_WARN("%llu","unsigned long long","float");
TEST_SCANF_WARN("%llu","unsigned long long","double");
TEST_SCANF_WARN("%llu","unsigned long long","long double");
TEST_SCANF_WARN("%llu","unsigned long long","void *");
TEST_SCANF_WARN_AKA("%llu","unsigned long long","size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%llu","unsigned long long","ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%llu","unsigned long long","ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%llu","unsigned long long","intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%llu","unsigned long long","uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%llu","unsigned long long","std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%llu","unsigned long long","std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%llu","unsigned long long","std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%llu","unsigned long long","std::intptr_t", "signed long", "signed long long");
//TEST_SCANF_WARN_AKA("%llu","unsigned long long","std::uintptr_t", "unsigned long long");
TEST_SCANF_WARN("%hu", "unsigned short", "bool");
TEST_SCANF_WARN("%hu", "unsigned short", "char");
TEST_SCANF_WARN("%hu", "unsigned short", "signed char");
TEST_SCANF_WARN("%hu", "unsigned short", "unsigned char");
TEST_SCANF_WARN("%hu", "unsigned short", "signed short");
TEST_SCANF_NOWARN("%hu", "unsigned short", "unsigned short");
TEST_SCANF_WARN("%hu", "unsigned short", "signed int");
TEST_SCANF_WARN("%hu", "unsigned short", "unsigned int");
TEST_SCANF_WARN("%hu", "unsigned short", "signed long");
TEST_SCANF_WARN("%hu", "unsigned short", "unsigned long");
TEST_SCANF_WARN("%hu", "unsigned short", "signed long long");
TEST_SCANF_WARN("%hu", "unsigned short", "unsigned long long");
TEST_SCANF_WARN("%hu", "unsigned short", "float");
TEST_SCANF_WARN("%hu", "unsigned short", "double");
TEST_SCANF_WARN("%hu", "unsigned short", "long double");
TEST_SCANF_WARN("%hu", "unsigned short", "void *");
TEST_SCANF_WARN_AKA("%hu", "unsigned short", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%hu", "unsigned short", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hu", "unsigned short", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hu", "unsigned short", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hu", "unsigned short", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%hu", "unsigned short", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%hu", "unsigned short", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hu", "unsigned short", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hu", "unsigned short", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hu", "unsigned short", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%hhu", "unsigned char", "bool");
TEST_SCANF_WARN("%hhu", "unsigned char", "char");
TEST_SCANF_WARN("%hhu", "unsigned char", "signed char");
TEST_SCANF_NOWARN("%hhu", "unsigned char", "unsigned char");
TEST_SCANF_WARN("%hhu", "unsigned char", "signed short");
TEST_SCANF_WARN("%hhu", "unsigned char", "unsigned short");
TEST_SCANF_WARN("%hhu", "unsigned char", "signed int");
TEST_SCANF_WARN("%hhu", "unsigned char", "unsigned int");
TEST_SCANF_WARN("%hhu", "unsigned char", "signed long");
TEST_SCANF_WARN("%hhu", "unsigned char", "unsigned long");
TEST_SCANF_WARN("%hhu", "unsigned char", "signed long long");
TEST_SCANF_WARN("%hhu", "unsigned char", "unsigned long long");
TEST_SCANF_WARN("%hhu", "unsigned char", "float");
TEST_SCANF_WARN("%hhu", "unsigned char", "double");
TEST_SCANF_WARN("%hhu", "unsigned char", "long double");
TEST_SCANF_WARN("%hhu", "unsigned char", "void *");
TEST_SCANF_WARN_AKA("%hhu", "unsigned char", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%hhu", "unsigned char", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hhu", "unsigned char", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hhu", "unsigned char", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hhu", "unsigned char", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%hhu", "unsigned char", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%hhu", "unsigned char", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hhu", "unsigned char", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hhu", "unsigned char", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%hhu", "unsigned char", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%Lu", "unsigned long long", "bool");
TEST_SCANF_WARN("%Lu", "unsigned long long", "char");
TEST_SCANF_WARN("%Lu", "unsigned long long", "signed char");
TEST_SCANF_WARN("%Lu", "unsigned long long", "unsigned char");
TEST_SCANF_WARN("%Lu", "unsigned long long", "signed short");
TEST_SCANF_WARN("%Lu", "unsigned long long", "unsigned short");
TEST_SCANF_WARN("%Lu", "unsigned long long", "signed int");
TEST_SCANF_WARN("%Lu", "unsigned long long", "unsigned int");
TEST_SCANF_WARN("%Lu", "unsigned long long", "signed long");
TEST_SCANF_WARN("%Lu", "unsigned long long", "unsigned long");
TEST_SCANF_WARN("%Lu", "unsigned long long", "signed long long");
TEST_SCANF_NOWARN("%Lu", "unsigned long long", "unsigned long long");
TEST_SCANF_WARN("%Lu", "unsigned long long", "float");
TEST_SCANF_WARN("%Lu", "unsigned long long", "double");
TEST_SCANF_WARN("%Lu", "unsigned long long", "long double");
TEST_SCANF_WARN("%Lu", "unsigned long long", "void *");
TEST_SCANF_WARN_AKA("%Lu", "unsigned long long", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%Lu", "unsigned long long", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lu", "unsigned long long", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lu", "unsigned long long", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lu", "unsigned long long", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%Lu", "unsigned long long", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%Lu", "unsigned long long", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lu", "unsigned long long", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lu", "unsigned long long", "std::intptr_t", "signed long", "signed long long");
// TODO TEST_SCANF_WARN_AKA("%Lu", "unsigned long long", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%ju", "uintmax_t", "bool");
TEST_SCANF_WARN("%ju", "uintmax_t", "char");
TEST_SCANF_WARN("%ju", "uintmax_t", "signed char");
TEST_SCANF_WARN("%ju", "uintmax_t", "unsigned char");
TEST_SCANF_WARN("%ju", "uintmax_t", "signed short");
TEST_SCANF_WARN("%ju", "uintmax_t", "unsigned short");
TEST_SCANF_WARN("%ju", "uintmax_t", "signed int");
TEST_SCANF_WARN("%ju", "uintmax_t", "unsigned int");
TEST_SCANF_WARN("%ju", "uintmax_t", "signed long");
TEST_SCANF_WARN("%ju", "uintmax_t", "unsigned long");
TEST_SCANF_WARN("%ju", "uintmax_t", "signed long long");
TEST_SCANF_WARN("%ju", "uintmax_t", "unsigned long long");
TEST_SCANF_WARN("%ju", "uintmax_t", "float");
TEST_SCANF_WARN("%ju", "uintmax_t", "double");
TEST_SCANF_WARN("%ju", "uintmax_t", "long double");
TEST_SCANF_WARN("%ju", "uintmax_t", "void *");
TEST_SCANF_WARN_AKA("%ju", "uintmax_t", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%ju", "uintmax_t", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%ju", "uintmax_t", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%ju", "uintmax_t", "intmax_t", "signed long", "signed long long");
TEST_SCANF_NOWARN("%ju", "uintmax_t", "uintmax_t");
TEST_SCANF_WARN_AKA("%ju", "uintmax_t", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%ju", "uintmax_t", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%ju", "uintmax_t", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%ju", "uintmax_t", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%ju", "uintmax_t", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%zu", "size_t", "bool");
TEST_SCANF_WARN("%zu", "size_t", "char");
TEST_SCANF_WARN("%zu", "size_t", "signed char");
TEST_SCANF_WARN("%zu", "size_t", "unsigned char");
TEST_SCANF_WARN("%zu", "size_t", "signed short");
TEST_SCANF_WARN("%zu", "size_t", "unsigned short");
TEST_SCANF_WARN("%zu", "size_t", "signed int");
TEST_SCANF_WARN("%zu", "size_t", "unsigned int");
TEST_SCANF_WARN("%zu", "size_t", "signed long");
TEST_SCANF_WARN("%zu", "size_t", "unsigned long");
TEST_SCANF_WARN("%zu", "size_t", "signed long long");
TEST_SCANF_WARN("%zu", "size_t", "unsigned long long");
TEST_SCANF_WARN("%zu", "size_t", "float");
TEST_SCANF_WARN("%zu", "size_t", "double");
TEST_SCANF_WARN("%zu", "size_t", "long double");
TEST_SCANF_WARN("%zu", "size_t", "void *");
TEST_SCANF_NOWARN("%zu", "size_t", "size_t");
TEST_SCANF_WARN_AKA("%zu", "size_t", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%zu", "size_t", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%zu", "size_t", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%zu", "size_t", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_NOWARN("%zu", "size_t", "std::size_t");
TEST_SCANF_WARN_AKA("%zu", "size_t", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%zu", "size_t", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%zu", "size_t", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%zu", "size_t", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "bool");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "char");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "signed char");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "unsigned char");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "signed short");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "unsigned short");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "signed int");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "unsigned int");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "signed long");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "unsigned long");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "signed long long");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "unsigned long long");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "float");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "double");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "long double");
TEST_SCANF_WARN("%tu", "unsigned ptrdiff_t", "void *");
TEST_SCANF_WARN_AKA("%tu", "unsigned ptrdiff_t", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%tu", "unsigned ptrdiff_t", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%tu", "unsigned ptrdiff_t", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%tu", "unsigned ptrdiff_t", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%tu", "unsigned ptrdiff_t", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%tu", "unsigned ptrdiff_t", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%tu", "unsigned ptrdiff_t", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%tu", "unsigned ptrdiff_t", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%tu", "unsigned ptrdiff_t", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%tu", "unsigned ptrdiff_t", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "bool");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "char");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "signed char");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "unsigned char");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "signed short");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "unsigned short");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "signed int");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "unsigned int");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "signed long");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "unsigned long");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "signed long long");
TEST_SCANF_NOWARN("%I64u", "unsigned __int64", "unsigned long long");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "float");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "double");
TEST_SCANF_WARN("%I64u", "unsigned __int64", "long double");
TEST_SCANF_WARN_AKA_WIN32("%I64u", "unsigned __int64", "size_t", "unsigned long");
TEST_SCANF_WARN_AKA("%I64u", "unsigned __int64", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%I64u", "unsigned __int64", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%I64u", "unsigned __int64", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA_WIN32("%I64u", "unsigned __int64", "uintmax_t", "unsigned long");
TEST_SCANF_WARN_AKA_WIN32("%I64u", "unsigned __int64", "std::size_t", "unsigned long");
TEST_SCANF_WARN_AKA("%I64u", "unsigned __int64", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%I64u", "unsigned __int64", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%I64u", "unsigned __int64", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA_WIN32("%I64u", "unsigned __int64", "std::uintptr_t", "unsigned long");
TEST_SCANF_WARN("%d", "int", "bool");
TEST_SCANF_WARN("%d", "int", "char");
TEST_SCANF_WARN("%d", "int", "signed char");
TEST_SCANF_WARN("%d", "int", "unsigned char");
TEST_SCANF_WARN("%d", "int", "signed short");
TEST_SCANF_WARN("%d", "int", "unsigned short");
TEST_SCANF_NOWARN("%d", "int", "signed int");
TEST_SCANF_WARN("%d", "int", "unsigned int");
TEST_SCANF_WARN("%d", "int", "signed long");
TEST_SCANF_WARN("%d", "int", "unsigned long");
TEST_SCANF_WARN("%d", "int", "signed long long");
TEST_SCANF_WARN("%d", "int", "unsigned long long");
TEST_SCANF_WARN("%d", "int", "float");
TEST_SCANF_WARN("%d", "int", "double");
TEST_SCANF_WARN("%d", "int", "long double");
TEST_SCANF_WARN("%d", "int", "void *");
TEST_SCANF_WARN_AKA("%d", "int", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%d", "int", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%d", "int", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%d", "int", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%d", "int", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%d", "int", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%d", "int", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%d", "int", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%d", "int", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%d", "int", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%x", "unsigned int", "bool");
TEST_SCANF_WARN("%x", "unsigned int", "char");
TEST_SCANF_WARN("%x", "unsigned int", "signed char");
TEST_SCANF_WARN("%x", "unsigned int", "unsigned char");
TEST_SCANF_WARN("%x", "unsigned int", "signed short");
TEST_SCANF_WARN("%x", "unsigned int", "unsigned short");
TEST_SCANF_WARN("%x", "unsigned int", "signed int");
TEST_SCANF_NOWARN("%x", "unsigned int", "unsigned int");
TEST_SCANF_WARN("%x", "unsigned int", "signed long");
TEST_SCANF_WARN("%x", "unsigned int", "unsigned long");
TEST_SCANF_WARN("%x", "unsigned int", "signed long long");
TEST_SCANF_WARN("%x", "unsigned int", "unsigned long long");
TEST_SCANF_WARN("%x", "unsigned int", "float");
TEST_SCANF_WARN("%x", "unsigned int", "double");
TEST_SCANF_WARN("%x", "unsigned int", "long double");
TEST_SCANF_WARN("%x", "unsigned int", "void *");
TEST_SCANF_WARN_AKA("%x", "unsigned int", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%x", "unsigned int", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%x", "unsigned int", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%x", "unsigned int", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%x", "unsigned int", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%x", "unsigned int", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%x", "unsigned int", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%x", "unsigned int", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%x", "unsigned int", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%x", "unsigned int", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%f", "float", "bool");
TEST_SCANF_WARN("%f", "float", "char");
TEST_SCANF_WARN("%f", "float", "signed char");
TEST_SCANF_WARN("%f", "float", "unsigned char");
TEST_SCANF_WARN("%f", "float", "signed short");
TEST_SCANF_WARN("%f", "float", "unsigned short");
TEST_SCANF_WARN("%f", "float", "signed int");
TEST_SCANF_WARN("%f", "float", "unsigned int");
TEST_SCANF_WARN("%f", "float", "signed long");
TEST_SCANF_WARN("%f", "float", "unsigned long");
TEST_SCANF_WARN("%f", "float", "signed long long");
TEST_SCANF_WARN("%f", "float", "unsigned long long");
TEST_SCANF_NOWARN("%f", "float", "float");
TEST_SCANF_WARN("%f", "float", "double");
TEST_SCANF_WARN("%f", "float", "long double");
TEST_SCANF_WARN("%f", "float", "void *");
TEST_SCANF_WARN_AKA("%f", "float", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%f", "float", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%f", "float", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%f", "float", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%f", "float", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%f", "float", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%f", "float", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%f", "float", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%f", "float", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%f", "float", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%lf", "double", "bool");
TEST_SCANF_WARN("%lf", "double", "char");
TEST_SCANF_WARN("%lf", "double", "signed char");
TEST_SCANF_WARN("%lf", "double", "unsigned char");
TEST_SCANF_WARN("%lf", "double", "signed short");
TEST_SCANF_WARN("%lf", "double", "unsigned short");
TEST_SCANF_WARN("%lf", "double", "signed int");
TEST_SCANF_WARN("%lf", "double", "unsigned int");
TEST_SCANF_WARN("%lf", "double", "signed long");
TEST_SCANF_WARN("%lf", "double", "unsigned long");
TEST_SCANF_WARN("%lf", "double", "signed long long");
TEST_SCANF_WARN("%lf", "double", "unsigned long long");
TEST_SCANF_WARN("%lf", "double", "float");
TEST_SCANF_NOWARN("%lf", "double", "double");
TEST_SCANF_WARN("%lf", "double", "long double");
TEST_SCANF_WARN("%lf", "double", "void *");
TEST_SCANF_WARN_AKA("%lf", "double", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%lf", "double", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lf", "double", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lf", "double", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lf", "double", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%lf", "double", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%lf", "double", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lf", "double", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lf", "double", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%lf", "double", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%Lf", "long double", "bool");
TEST_SCANF_WARN("%Lf", "long double", "char");
TEST_SCANF_WARN("%Lf", "long double", "signed char");
TEST_SCANF_WARN("%Lf", "long double", "unsigned char");
TEST_SCANF_WARN("%Lf", "long double", "signed short");
TEST_SCANF_WARN("%Lf", "long double", "unsigned short");
TEST_SCANF_WARN("%Lf", "long double", "signed int");
TEST_SCANF_WARN("%Lf", "long double", "unsigned int");
TEST_SCANF_WARN("%Lf", "long double", "signed long");
TEST_SCANF_WARN("%Lf", "long double", "unsigned long");
TEST_SCANF_WARN("%Lf", "long double", "signed long long");
TEST_SCANF_WARN("%Lf", "long double", "unsigned long long");
TEST_SCANF_WARN("%Lf", "long double", "float");
TEST_SCANF_WARN("%Lf", "long double", "double");
TEST_SCANF_NOWARN("%Lf", "long double", "long double");
TEST_SCANF_WARN("%Lf", "long double", "void *");
TEST_SCANF_WARN_AKA("%Lf", "long double", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%Lf", "long double", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lf", "long double", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lf", "long double", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lf", "long double", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%Lf", "long double", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%Lf", "long double", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lf", "long double", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lf", "long double", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%Lf", "long double", "std::uintptr_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN("%n", "int", "bool");
TEST_SCANF_WARN("%n", "int", "char");
TEST_SCANF_WARN("%n", "int", "signed char");
TEST_SCANF_WARN("%n", "int", "unsigned char");
TEST_SCANF_WARN("%n", "int", "signed short");
TEST_SCANF_WARN("%n", "int", "unsigned short");
TEST_SCANF_NOWARN("%n", "int", "signed int");
TEST_SCANF_WARN("%n", "int", "unsigned int");
TEST_SCANF_WARN("%n", "int", "signed long");
TEST_SCANF_WARN("%n", "int", "unsigned long");
TEST_SCANF_WARN("%n", "int", "signed long long");
TEST_SCANF_WARN("%n", "int", "unsigned long long");
TEST_SCANF_WARN("%n", "int", "float");
TEST_SCANF_WARN("%n", "int", "double");
TEST_SCANF_WARN("%n", "int", "long double");
TEST_SCANF_WARN("%n", "int", "void *");
TEST_SCANF_WARN_AKA("%n", "int", "size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%n", "int", "ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%n", "int", "ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%n", "int", "intmax_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%n", "int", "uintmax_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%n", "int", "std::size_t", "unsigned long", "unsigned long long");
TEST_SCANF_WARN_AKA("%n", "int", "std::ssize_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%n", "int", "std::ptrdiff_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%n", "int", "std::intptr_t", "signed long", "signed long long");
TEST_SCANF_WARN_AKA("%n", "int", "std::uintptr_t", "unsigned long", "unsigned long long");
check("void g() {\n" // #5104
" myvector v1(1);\n"
" scanf(\"%d\n\",&v1[0]);\n"
" myvector v2(1);\n"
" scanf(\"%u\n\",&v2[0]);\n"
" myvector v3(1);\n"
" scanf(\"%x\n\",&v3[0]);\n"
" myvector v4(1);\n"
" scanf(\"%lf\n\",&v4[0]);\n"
" myvector v5(1);\n"
" scanf(\"%10s\n\",v5[0]);\n"
"}\n");
ASSERT_EQUALS("", errout.str());
{
const char * code = "void g() {\n" // #5348
" size_t s1;\n"
" ptrdiff_t s2;\n"
" ssize_t s3;\n"
" scanf(\"%zd\", &s1);\n"
" scanf(\"%zd\", &s2);\n"
" scanf(\"%zd\", &s3);\n"
"}\n";
std::string result("[test.cpp:5]: (portability) %zd in format string (no. 1) requires 'ptrdiff_t *' but the argument type is 'size_t * {aka unsigned long *}'.\n");
std::string result_win64("[test.cpp:5]: (portability) %zd in format string (no. 1) requires 'ptrdiff_t *' but the argument type is 'size_t * {aka unsigned long long *}'.\n");
check(code, false, true, Settings::Unix32);
ASSERT_EQUALS(result, errout.str());
check(code, false, true, Settings::Unix64);
ASSERT_EQUALS(result, errout.str());
check(code, false, true, Settings::Win32A);
ASSERT_EQUALS(result, errout.str());
check(code, false, true, Settings::Win64);
ASSERT_EQUALS(result_win64, errout.str());
}
{
check("void g() {\n"
" const char c[]=\"42\";\n"
" scanf(\"%s\n\", c);\n"
"}\n");
ASSERT_EQUALS("[test.cpp:3]: (warning) %s in format string (no. 1) requires a 'char *' but the argument type is 'const char *'.\n"
"[test.cpp:3]: (warning) scanf() without field width limits can crash with huge input data.\n", errout.str());
}
}
void testPrintfArgument() {
check("void foo() {\n"
" printf(\"%i\");\n"
" printf(\"%i%s\", 123);\n"
" printf(\"%i%s%d\", 0, bar());\n"
" printf(\"%i%%%s%d\", 0, bar());\n"
" printf(\"%idfd%%dfa%s%d\", 0, bar());\n"
" fprintf(stderr,\"%u%s\");\n"
" snprintf(str,10,\"%u%s\");\n"
" sprintf(string1, \"%-*.*s\", 32, string2);\n" // #3364
" snprintf(a, 9, \"%s%d\", \"11223344\");\n" // #3655
"}");
ASSERT_EQUALS("[test.cpp:2]: (error) printf format string requires 1 parameter but only 0 are given.\n"
"[test.cpp:3]: (error) printf format string requires 2 parameters but only 1 is given.\n"
"[test.cpp:4]: (error) printf format string requires 3 parameters but only 2 are given.\n"
"[test.cpp:5]: (error) printf format string requires 3 parameters but only 2 are given.\n"
"[test.cpp:6]: (error) printf format string requires 3 parameters but only 2 are given.\n"
"[test.cpp:7]: (error) fprintf format string requires 2 parameters but only 0 are given.\n"
"[test.cpp:8]: (error) snprintf format string requires 2 parameters but only 0 are given.\n"
"[test.cpp:9]: (error) sprintf format string requires 3 parameters but only 2 are given.\n"
"[test.cpp:10]: (error) snprintf format string requires 2 parameters but only 1 is given.\n", errout.str());
check("void foo(char *str) {\n"
" printf(\"\", 0);\n"
" printf(\"%i\", 123, bar());\n"
" printf(\"%i%s\", 0, bar(), 43123);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) printf format string requires 0 parameters but 1 is given.\n"
"[test.cpp:3]: (warning) printf format string requires 1 parameter but 2 are given.\n"
"[test.cpp:4]: (warning) printf format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n" // swprintf exists as MSVC extension and as standard function: #4790
" swprintf(string1, L\"%i\", 32, string2);\n" // MSVC implementation
" swprintf(string1, L\"%s%s\", L\"a\", string2);\n" // MSVC implementation
" swprintf(string1, 6, L\"%i\", 32, string2);\n" // Standard implementation
" swprintf(string1, 6, L\"%i%s\", 32, string2);\n" // Standard implementation
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) swprintf format string requires 1 parameter but 2 are given.\n"
"[test.cpp:4]: (warning) swprintf format string requires 1 parameter but 2 are given.\n", errout.str());
check("void foo(char *str) {\n"
" printf(\"%i\", 0);\n"
" printf(\"%i%s\", 123, bar());\n"
" printf(\"%i%s%d\", 0, bar(), 43123);\n"
" printf(\"%i%%%s%d\", 0, bar(), 43123);\n"
" printf(\"%idfd%%dfa%s%d\", 0, bar(), 43123);\n"
" printf(\"%\"PRId64\"\n\", 123);\n"
" fprintf(stderr,\"%\"PRId64\"\n\", 123);\n"
" snprintf(str,10,\"%\"PRId64\"\n\", 123);\n"
" fprintf(stderr, \"error: %m\n\");\n" // #3339
" printf(\"string: %.*s\n\", len, string);\n" // #3311
" fprintf(stderr, \"%*cText.\n\", indent, ' ');\n" // #3313
" sprintf(string1, \"%*\", 32);\n" // #3364
"}");
ASSERT_EQUALS("", errout.str());
check("void foo(char* s, const char* s2, std::string s3, int i) {\n"
" printf(\"%s%s\", s, s2);\n"
" printf(\"%s\", i);\n"
" printf(\"%i%s\", i, i);\n"
" printf(\"%s\", s3);\n"
" printf(\"%s\", \"s4\");\n"
" printf(\"%u\", s);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (warning) %s in format string (no. 1) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:4]: (warning) %s in format string (no. 2) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:5]: (warning) %s in format string (no. 1) requires 'char *' but the argument type is 'std::string'.\n"
"[test.cpp:7]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'char *'.\n", errout.str());
check("void foo(const int* cpi, const int ci, int i, int* pi, std::string s) {\n"
" printf(\"%n\", cpi);\n"
" printf(\"%n\", ci);\n"
" printf(\"%n\", i);\n"
" printf(\"%n\", pi);\n"
" printf(\"%n\", s);\n"
" printf(\"%n\", \"s4\");\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (warning) %n in format string (no. 1) requires 'int *' but the argument type is 'signed int'.\n"
"[test.cpp:4]: (warning) %n in format string (no. 1) requires 'int *' but the argument type is 'signed int'.\n"
"[test.cpp:6]: (warning) %n in format string (no. 1) requires 'int *' but the argument type is 'std::string'.\n"
"[test.cpp:7]: (warning) %n in format string (no. 1) requires 'int *' but the argument type is 'const char *'.\n", errout.str());
check("class foo {};\n"
"void foo(const int* cpi, foo f, bar b, bar* bp, double d, int i, unsigned int u) {\n"
" printf(\"%X\", f);\n"
" printf(\"%c\", \"s4\");\n"
" printf(\"%o\", d);\n"
" printf(\"%x\", cpi);\n"
" printf(\"%o\", b);\n"
" printf(\"%X\", bp);\n"
" printf(\"%X\", u);\n"
" printf(\"%X\", i);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (warning) %X in format string (no. 1) requires 'unsigned int' but the argument type is 'foo'.\n"
"[test.cpp:4]: (warning) %c in format string (no. 1) requires 'unsigned int' but the argument type is 'const char *'.\n"
"[test.cpp:5]: (warning) %o in format string (no. 1) requires 'unsigned int' but the argument type is 'double'.\n"
"[test.cpp:6]: (warning) %x in format string (no. 1) requires 'unsigned int' but the argument type is 'const signed int *'.\n"
"[test.cpp:8]: (warning) %X in format string (no. 1) requires 'unsigned int' but the argument type is 'bar *'.\n", errout.str());
check("class foo {};\n"
"void foo(const int* cpi, foo f, bar b, bar* bp, double d, unsigned int u, unsigned char uc) {\n"
" printf(\"%i\", f);\n"
" printf(\"%d\", \"s4\");\n"
" printf(\"%d\", d);\n"
" printf(\"%d\", u);\n"
" printf(\"%d\", cpi);\n"
" printf(\"%i\", b);\n"
" printf(\"%i\", bp);\n"
" printf(\"%i\", uc);\n" // char is smaller than int, so there shouldn't be a problem
"}");
ASSERT_EQUALS("[test.cpp:3]: (warning) %i in format string (no. 1) requires 'int' but the argument type is 'foo'.\n"
"[test.cpp:4]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'const char *'.\n"
"[test.cpp:5]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'double'.\n"
"[test.cpp:6]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:7]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'const signed int *'.\n"
"[test.cpp:9]: (warning) %i in format string (no. 1) requires 'int' but the argument type is 'bar *'.\n", errout.str());
check("class foo {};\n"
"void foo(const int* cpi, foo f, bar b, bar* bp, double d, int i, bool bo) {\n"
" printf(\"%u\", f);\n"
" printf(\"%u\", \"s4\");\n"
" printf(\"%u\", d);\n"
" printf(\"%u\", i);\n"
" printf(\"%u\", cpi);\n"
" printf(\"%u\", b);\n"
" printf(\"%u\", bp);\n"
" printf(\"%u\", bo);\n" // bool shouldn't have a negative sign
"}");
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'foo'.\n"
"[test.cpp:4]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'const char *'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'double'.\n"
"[test.cpp:6]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:7]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'const signed int *'.\n"
"[test.cpp:9]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'bar *'.\n", errout.str());
check("class foo {};\n"
"void foo(const int* cpi, foo f, bar b, bar* bp, char c) {\n"
" printf(\"%p\", f);\n"
" printf(\"%p\", c);\n"
" printf(\"%p\", bp);\n"
" printf(\"%p\", cpi);\n"
" printf(\"%p\", b);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (warning) %p in format string (no. 1) requires an address but the argument type is 'foo'.\n"
"[test.cpp:4]: (warning) %p in format string (no. 1) requires an address but the argument type is 'char'.\n", errout.str());
check("class foo {};\n"
"void foo(const int* cpi, foo f, bar b, bar* bp, double d) {\n"
" printf(\"%e\", f);\n"
" printf(\"%E\", \"s4\");\n"
" printf(\"%f\", cpi);\n"
" printf(\"%G\", bp);\n"
" printf(\"%f\", d);\n"
" printf(\"%f\", b);\n"
" printf(\"%f\", (float)cpi);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (warning) %e in format string (no. 1) requires 'double' but the argument type is 'foo'.\n"
"[test.cpp:4]: (warning) %E in format string (no. 1) requires 'double' but the argument type is 'const char *'.\n"
"[test.cpp:5]: (warning) %f in format string (no. 1) requires 'double' but the argument type is 'const signed int *'.\n"
"[test.cpp:6]: (warning) %G in format string (no. 1) requires 'double' but the argument type is 'bar *'.\n", errout.str());
check("class foo;\n"
"void foo(foo f) {\n"
" printf(\"%u\", f);\n"
" printf(\"%f\", f);\n"
" printf(\"%p\", f);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'foo'.\n"
"[test.cpp:4]: (warning) %f in format string (no. 1) requires 'double' but the argument type is 'foo'.\n"
"[test.cpp:5]: (warning) %p in format string (no. 1) requires an address but the argument type is 'foo'.\n", errout.str());
// Ticket #4189 (Improve check (printf("%l") not detected)) tests (according to C99 7.19.6.1.7)
// False positive tests
check("void foo(signed char sc, unsigned char uc, short int si, unsigned short int usi) {\n"
" printf(\"%hhx %hhd\", sc, uc);\n"
" printf(\"%hd %hu\", si, usi);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %hhd in format string (no. 2) requires 'char' but the argument type is 'unsigned char'.\n", errout.str());
check("void foo(long long int lli, unsigned long long int ulli, long int li, unsigned long int uli) {\n"
" printf(\"%llo %llx\", lli, ulli);\n"
" printf(\"%ld %lu\", li, uli);\n"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo(intmax_t im, uintmax_t uim, size_t s, ptrdiff_t p, long double ld, std::size_t ss, std::ptrdiff_t sp) {\n"
" printf(\"%jd %jo\", im, uim);\n"
" printf(\"%zx\", s);\n"
" printf(\"%ti\", p);\n"
" printf(\"%La\", ld);\n"
" printf(\"%zx\", ss);\n"
" printf(\"%ti\", sp);\n"
"}");
ASSERT_EQUALS("", errout.str());
// False negative test
check("void foo(unsigned int i) {\n"
" printf(\"%h\", i);\n"
" printf(\"%hh\", i);\n"
" printf(\"%l\", i);\n"
" printf(\"%ll\", i);\n"
" printf(\"%j\", i);\n"
" printf(\"%z\", i);\n"
" printf(\"%t\", i);\n"
" printf(\"%L\", i);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) 'h' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:3]: (warning) 'hh' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:4]: (warning) 'l' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:5]: (warning) 'll' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:6]: (warning) 'j' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:7]: (warning) 'z' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:8]: (warning) 't' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:9]: (warning) 'L' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n", errout.str());
check("void foo(unsigned int i) {\n"
" printf(\"%hd\", i);\n"
" printf(\"%hhd\", i);\n"
" printf(\"%ld\", i);\n"
" printf(\"%lld\", i);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %hd in format string (no. 1) requires 'short' but the argument type is 'unsigned int'.\n"
"[test.cpp:3]: (warning) %hhd in format string (no. 1) requires 'char' but the argument type is 'unsigned int'.\n"
"[test.cpp:4]: (warning) %ld in format string (no. 1) requires 'long' but the argument type is 'unsigned int'.\n"
"[test.cpp:5]: (warning) %lld in format string (no. 1) requires 'long long' but the argument type is 'unsigned int'.\n" , errout.str());
check("void foo(size_t s, ptrdiff_t p) {\n"
" printf(\"%zd\", s);\n"
" printf(\"%tu\", p);\n"
"}", false, true, Settings::Unix32);
ASSERT_EQUALS("[test.cpp:2]: (portability) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:3]: (portability) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'ptrdiff_t {aka signed long}'.\n", errout.str());
check("void foo(std::size_t s, std::ptrdiff_t p) {\n"
" printf(\"%zd\", s);\n"
" printf(\"%tu\", p);\n"
"}", false, true, Settings::Unix32);
ASSERT_EQUALS("[test.cpp:2]: (portability) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'std::size_t {aka unsigned long}'.\n"
"[test.cpp:3]: (portability) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'std::ptrdiff_t {aka signed long}'.\n", errout.str());
check("void foo(size_t s, ptrdiff_t p) {\n"
" printf(\"%zd\", s);\n"
" printf(\"%tu\", p);\n"
"}", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:2]: (portability) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:3]: (portability) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'ptrdiff_t {aka signed long}'.\n", errout.str());
check("void foo(std::size_t s, std::ptrdiff_t p) {\n"
" printf(\"%zd\", s);\n"
" printf(\"%tu\", p);\n"
"}", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:2]: (portability) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'std::size_t {aka unsigned long}'.\n"
"[test.cpp:3]: (portability) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'std::ptrdiff_t {aka signed long}'.\n", errout.str());
check("void foo(size_t s, ptrdiff_t p) {\n"
" printf(\"%zd\", s);\n"
" printf(\"%tu\", p);\n"
"}", false, true, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:2]: (portability) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:3]: (portability) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'ptrdiff_t {aka signed long}'.\n", errout.str());
check("void foo(std::size_t s, std::ptrdiff_t p) {\n"
" printf(\"%zd\", s);\n"
" printf(\"%tu\", p);\n"
"}", false, true, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:2]: (portability) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'std::size_t {aka unsigned long}'.\n"
"[test.cpp:3]: (portability) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'std::ptrdiff_t {aka signed long}'.\n", errout.str());
check("void foo(size_t s, ptrdiff_t p) {\n"
" printf(\"%zd\", s);\n"
" printf(\"%tu\", p);\n"
"}", false, true, Settings::Win64);
ASSERT_EQUALS("[test.cpp:2]: (portability) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'size_t {aka unsigned long long}'.\n"
"[test.cpp:3]: (portability) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'ptrdiff_t {aka signed long long}'.\n", errout.str());
check("void foo(std::size_t s, std::ptrdiff_t p) {\n"
" printf(\"%zd\", s);\n"
" printf(\"%tu\", p);\n"
"}", false, true, Settings::Win64);
ASSERT_EQUALS("[test.cpp:2]: (portability) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'std::size_t {aka unsigned long long}'.\n"
"[test.cpp:3]: (portability) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'std::ptrdiff_t {aka signed long long}'.\n", errout.str());
check("void foo(unsigned int i) {\n"
" printf(\"%ld\", i);\n"
" printf(\"%lld\", i);\n"
" printf(\"%lu\", i);\n"
" printf(\"%llu\", i);\n"
" printf(\"%lx\", i);\n"
" printf(\"%llx\", i);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %ld in format string (no. 1) requires 'long' but the argument type is 'unsigned int'.\n"
"[test.cpp:3]: (warning) %lld in format string (no. 1) requires 'long long' but the argument type is 'unsigned int'.\n"
"[test.cpp:4]: (warning) %lu in format string (no. 1) requires 'unsigned long' but the argument type is 'unsigned int'.\n"
"[test.cpp:5]: (warning) %llu in format string (no. 1) requires 'unsigned long long' but the argument type is 'unsigned int'.\n"
"[test.cpp:6]: (warning) %lx in format string (no. 1) requires 'unsigned long' but the argument type is 'unsigned int'.\n"
"[test.cpp:7]: (warning) %llx in format string (no. 1) requires 'unsigned long long' but the argument type is 'unsigned int'.\n", errout.str());
check("class Foo {\n"
" double d;\n"
" struct Bar {\n"
" int i;\n"
" } bar[2];\n"
" struct Baz {\n"
" int i;\n"
" } baz;\n"
"};\n"
"int a[10];\n"
"Foo f[10];\n"
"void foo(const Foo* foo) {\n"
" printf(\"%d %f %f %d %f %f\",\n"
" foo->d, foo->bar[0].i, a[0],\n"
" f[0].d, f[0].baz.i, f[0].bar[0].i);\n"
"}");
ASSERT_EQUALS("[test.cpp:13]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'double'.\n"
"[test.cpp:13]: (warning) %f in format string (no. 2) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:13]: (warning) %f in format string (no. 3) requires 'double' but the argument type is 'int'.\n"
"[test.cpp:13]: (warning) %d in format string (no. 4) requires 'int' but the argument type is 'double'.\n"
"[test.cpp:13]: (warning) %f in format string (no. 5) requires 'double' but the argument type is 'int'.\n"
"[test.cpp:13]: (warning) %f in format string (no. 6) requires 'double' but the argument type is 'int'.\n", errout.str());
check("short f() { return 0; }\n"
"void foo() { printf(\"%d %u %lu %I64u %I64d %f %Lf %p\", f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %I64u in format string (no. 4) requires 'unsigned __int64' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %I64d in format string (no. 5) requires '__int64' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 6) requires 'double' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 7) requires 'long double' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 8) requires an address but the argument type is 'signed short'.\n", errout.str());
check("unsigned short f() { return 0; }\n"
"void foo() { printf(\"%u %d %ld %I64d %I64u %f %Lf %p\", f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'unsigned short'.\n"
"[test.cpp:2]: (warning) %I64d in format string (no. 4) requires '__int64' but the argument type is 'unsigned short'.\n"
"[test.cpp:2]: (warning) %I64u in format string (no. 5) requires 'unsigned __int64' but the argument type is 'unsigned short'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 6) requires 'double' but the argument type is 'unsigned short'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 7) requires 'long double' but the argument type is 'unsigned short'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 8) requires an address but the argument type is 'unsigned short'.\n", errout.str());
check("int f() { return 0; }\n"
"void foo() { printf(\"%d %u %lu %I64u %I64d %f %Lf %p\", f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %I64u in format string (no. 4) requires 'unsigned __int64' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %I64d in format string (no. 5) requires '__int64' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 6) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 7) requires 'long double' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 8) requires an address but the argument type is 'signed int'.\n", errout.str());
check("unsigned int f() { return 0; }\n"
"void foo() { printf(\"%u %d %ld %I64d %I64u %f %Lf %p\", f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %I64d in format string (no. 4) requires '__int64' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %I64u in format string (no. 5) requires 'unsigned __int64' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 6) requires 'double' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 7) requires 'long double' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 8) requires an address but the argument type is 'unsigned int'.\n", errout.str());
check("long f() { return 0; }\n"
"void foo() { printf(\"%ld %u %lu %I64u %I64d %f %Lf %p\", f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %I64u in format string (no. 4) requires 'unsigned __int64' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %I64d in format string (no. 5) requires '__int64' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 6) requires 'double' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 7) requires 'long double' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 8) requires an address but the argument type is 'signed long'.\n", errout.str());
check("unsigned long f() { return 0; }\n"
"void foo() { printf(\"%lu %d %ld %I64d %I64u %f %Lf %p\", f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'unsigned long'.\n"
"[test.cpp:2]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'unsigned long'.\n"
"[test.cpp:2]: (warning) %I64d in format string (no. 4) requires '__int64' but the argument type is 'unsigned long'.\n"
"[test.cpp:2]: (warning) %I64u in format string (no. 5) requires 'unsigned __int64' but the argument type is 'unsigned long'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 6) requires 'double' but the argument type is 'unsigned long'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 7) requires 'long double' but the argument type is 'unsigned long'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 8) requires an address but the argument type is 'unsigned long'.\n", errout.str());
check("long long f() { return 0; }\n"
"void foo() { printf(\"%lld %u %lu %I64u %I64d %f %Lf %p\", f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed long long'.\n"
"[test.cpp:2]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed long long'.\n"
"[test.cpp:2]: (warning) %I64u in format string (no. 4) requires 'unsigned __int64' but the argument type is 'signed long long'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 6) requires 'double' but the argument type is 'signed long long'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 7) requires 'long double' but the argument type is 'signed long long'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 8) requires an address but the argument type is 'signed long long'.\n", errout.str());
check("unsigned long long f() { return 0; }\n"
"void foo() { printf(\"%llu %d %ld %I64d %I64u %f %Lf %p\", f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'unsigned long long'.\n"
"[test.cpp:2]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'unsigned long long'.\n"
"[test.cpp:2]: (warning) %I64d in format string (no. 4) requires '__int64' but the argument type is 'unsigned long long'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 6) requires 'double' but the argument type is 'unsigned long long'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 7) requires 'long double' but the argument type is 'unsigned long long'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 8) requires an address but the argument type is 'unsigned long long'.\n", errout.str());
check("float f() { return 0; }\n"
"void foo() { printf(\"%f %d %ld %u %lu %I64d %I64u %Lf %p\", f(), f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'float'.\n"
"[test.cpp:2]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'float'.\n"
"[test.cpp:2]: (warning) %u in format string (no. 4) requires 'unsigned int' but the argument type is 'float'.\n"
"[test.cpp:2]: (warning) %lu in format string (no. 5) requires 'unsigned long' but the argument type is 'float'.\n"
"[test.cpp:2]: (warning) %I64d in format string (no. 6) requires '__int64' but the argument type is 'float'.\n"
"[test.cpp:2]: (warning) %I64u in format string (no. 7) requires 'unsigned __int64' but the argument type is 'float'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 8) requires 'long double' but the argument type is 'float'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 9) requires an address but the argument type is 'float'.\n", errout.str());
check("double f() { return 0; }\n"
"void foo() { printf(\"%f %d %ld %u %lu %I64d %I64u %Lf %p\", f(), f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'double'.\n"
"[test.cpp:2]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'double'.\n"
"[test.cpp:2]: (warning) %u in format string (no. 4) requires 'unsigned int' but the argument type is 'double'.\n"
"[test.cpp:2]: (warning) %lu in format string (no. 5) requires 'unsigned long' but the argument type is 'double'.\n"
"[test.cpp:2]: (warning) %I64d in format string (no. 6) requires '__int64' but the argument type is 'double'.\n"
"[test.cpp:2]: (warning) %I64u in format string (no. 7) requires 'unsigned __int64' but the argument type is 'double'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 8) requires 'long double' but the argument type is 'double'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 9) requires an address but the argument type is 'double'.\n", errout.str());
check("long double f() { return 0; }\n"
"void foo() { printf(\"%Lf %d %ld %u %lu %I64d %I64u %f %p\", f(), f(), f(), f(), f(), f(), f(), f(), f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'long double'.\n"
"[test.cpp:2]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'long double'.\n"
"[test.cpp:2]: (warning) %u in format string (no. 4) requires 'unsigned int' but the argument type is 'long double'.\n"
"[test.cpp:2]: (warning) %lu in format string (no. 5) requires 'unsigned long' but the argument type is 'long double'.\n"
"[test.cpp:2]: (warning) %I64d in format string (no. 6) requires '__int64' but the argument type is 'long double'.\n"
"[test.cpp:2]: (warning) %I64u in format string (no. 7) requires 'unsigned __int64' but the argument type is 'long double'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 8) requires 'double' but the argument type is 'long double'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 9) requires an address but the argument type is 'long double'.\n", errout.str());
check("namespace bar { int f() { return 0; } }\n"
"void foo() { printf(\"%d %u %lu %f %Lf %p\", bar::f(), bar::f(), bar::f(), bar::f(), bar::f(), bar::f()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 5) requires 'long double' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 6) requires an address but the argument type is 'signed int'.\n", errout.str());
check("struct Fred { int i; } f;\n"
"void foo() { printf(\"%d %u %lu %f %Lf %p\", f.i, f.i, f.i, f.i, f.i, f.i); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 5) requires 'long double' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 6) requires an address but the argument type is 'signed int'.\n", errout.str());
check("struct Fred { unsigned int u; } f;\n"
"void foo() { printf(\"%u %d %ld %f %Lf %p\", f.u, f.u, f.u, f.u, f.u, f.u); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 5) requires 'long double' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 6) requires an address but the argument type is 'unsigned int'.\n", errout.str());
check("struct Fred { unsigned int ui() { return 0; } } f;\n"
"void foo() { printf(\"%u %d %ld %f %Lf %p\", f.ui(), f.ui(), f.ui(), f.ui(), f.ui(), f.ui()); }");
ASSERT_EQUALS("[test.cpp:2]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %Lf in format string (no. 5) requires 'long double' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %p in format string (no. 6) requires an address but the argument type is 'unsigned int'.\n", errout.str());
// #4975
check("void f(int len, int newline) {\n"
" printf(\"%s\", newline ? a : str + len);\n"
" printf(\"%s\", newline + newline);\n"
"}\n");
ASSERT_EQUALS("[test.cpp:3]: (warning) %s in format string (no. 1) requires 'char *' but the argument type is 'signed int'.\n", errout.str());
check("struct Fred { int i; } f;\n"
"struct Fred & bar() { };\n"
"void foo() { printf(\"%d %u %lu %f %Lf %p\", bar().i, bar().i, bar().i, bar().i, bar().i, bar().i); }");
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %Lf in format string (no. 5) requires 'long double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %p in format string (no. 6) requires an address but the argument type is 'signed int'.\n", errout.str());
check("struct Fred { int i; } f;\n"
"const struct Fred & bar() { };\n"
"void foo() { printf(\"%d %u %lu %f %Lf %p\", bar().i, bar().i, bar().i, bar().i, bar().i, bar().i); }");
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %Lf in format string (no. 5) requires 'long double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %p in format string (no. 6) requires an address but the argument type is 'signed int'.\n", errout.str());
check("struct Fred { int i; } f;\n"
"static const struct Fred & bar() { };\n"
"void foo() { printf(\"%d %u %lu %f %Lf %p\", bar().i, bar().i, bar().i, bar().i, bar().i, bar().i); }");
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %Lf in format string (no. 5) requires 'long double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %p in format string (no. 6) requires an address but the argument type is 'signed int'.\n", errout.str());
check("struct Fred { int i; } f[2];\n"
"struct Fred * bar() { return f; };\n"
"void foo() { printf(\"%d %u %lu %f %Lf %p\", bar()[0].i, bar()[0].i, bar()[0].i, bar()[0].i, bar()[0].i, bar()[0].i); }");
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %Lf in format string (no. 5) requires 'long double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %p in format string (no. 6) requires an address but the argument type is 'signed int'.\n", errout.str());
check("struct Fred { int i; } f[2];\n"
"const struct Fred * bar() { return f; };\n"
"void foo() { printf(\"%d %u %lu %f %Lf %p\", bar()[0].i, bar()[0].i, bar()[0].i, bar()[0].i, bar()[0].i, bar()[0].i); }");
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %Lf in format string (no. 5) requires 'long double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %p in format string (no. 6) requires an address but the argument type is 'signed int'.\n", errout.str());
check("struct Fred { int i; } f[2];\n"
"static const struct Fred * bar() { return f; };\n"
"void foo() { printf(\"%d %u %lu %f %Lf %p\", bar()[0].i, bar()[0].i, bar()[0].i, bar()[0].i, bar()[0].i, bar()[0].i); }");
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %lu in format string (no. 3) requires 'unsigned long' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %Lf in format string (no. 5) requires 'long double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %p in format string (no. 6) requires an address but the argument type is 'signed int'.\n", errout.str());
check("struct Fred { int32_t i; } f;\n"
"struct Fred & bar() { };\n"
"void foo() { printf(\"%d %ld %u %lu %f %Lf\", bar().i, bar().i, bar().i, bar().i, bar().i, bar().i); }");
ASSERT_EQUALS("[test.cpp:3]: (warning) %ld in format string (no. 2) requires 'long' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %u in format string (no. 3) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %lu in format string (no. 4) requires 'unsigned long' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 5) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:3]: (warning) %Lf in format string (no. 6) requires 'long double' but the argument type is 'signed int'.\n",
errout.str());
// #4984
check("void f(double *x) {\n"
" printf(\"%f\", x[0]);\n"
"}\n");
ASSERT_EQUALS("", errout.str());
check("int array[10];\n"
"int * foo() { return array; }\n"
"void f() {\n"
" printf(\"%f\", foo()[0]);\n"
"}\n");
ASSERT_EQUALS("[test.cpp:4]: (warning) %f in format string (no. 1) requires 'double' but the argument type is 'signed int'.\n", errout.str());
check("struct Base { int length() { } };\n"
"struct Derived : public Base { };\n"
"void foo(Derived * d) {\n"
" printf(\"%f\", d.length());\n"
"}\n");
ASSERT_EQUALS("[test.cpp:4]: (warning) %f in format string (no. 1) requires 'double' but the argument type is 'signed int'.\n", errout.str());
check("std::vector v;\n"
"void foo() {\n"
" printf(\"%d %u %f\", v[0], v[0], v[0]);\n"
"}\n");
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'int'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 3) requires 'double' but the argument type is 'int'.\n", errout.str());
// #4999 (crash)
check("int bar(int a);\n"
"void foo() {\n"
" printf(\"%d\", bar(0));\n"
"}\n");
ASSERT_EQUALS("", errout.str());
check("std::vector v;\n"
"std::string s;\n"
"void foo() {\n"
" printf(\"%zu %Iu %d %f\", v.size(), v.size(), v.size(), v.size());\n"
" printf(\"%zu %Iu %d %f\", s.size(), s.size(), s.size(), s.size());\n"
"}\n", false, true, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:4]: (portability) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:4]: (portability) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:5]: (portability) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:5]: (portability) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n", errout.str());
check("std::vector v;\n"
"std::string s;\n"
"void foo() {\n"
" printf(\"%zu %Iu %d %f\", v.size(), v.size(), v.size(), v.size());\n"
" printf(\"%zu %Iu %d %f\", s.size(), s.size(), s.size(), s.size());\n"
"}\n", false, true, Settings::Win64);
ASSERT_EQUALS("[test.cpp:4]: (portability) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long long}'.\n"
"[test.cpp:4]: (portability) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long long}'.\n"
"[test.cpp:5]: (portability) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long long}'.\n"
"[test.cpp:5]: (portability) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long long}'.\n", errout.str());
check("std::vector v;\n"
"std::string s;\n"
"void foo() {\n"
" printf(\"%zu %Iu %d %f\", v.size(), v.size(), v.size(), v.size());\n"
" printf(\"%zu %Iu %d %f\", s.size(), s.size(), s.size(), s.size());\n"
"}\n", false, true, Settings::Unix32);
ASSERT_EQUALS("[test.cpp:4]: (portability) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:4]: (portability) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:5]: (portability) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:5]: (portability) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n", errout.str());
check("std::vector v;\n"
"std::string s;\n"
"void foo() {\n"
" printf(\"%zu %Iu %d %f\", v.size(), v.size(), v.size(), v.size());\n"
" printf(\"%zu %Iu %d %f\", s.size(), s.size(), s.size(), s.size());\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:4]: (portability) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:4]: (portability) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:5]: (portability) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:5]: (portability) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n", errout.str());
check("class Fred : public std::vector {} v;\n"
"std::string s;\n"
"void foo() {\n"
" printf(\"%zu %Iu %d %f\", v.size(), v.size(), v.size(), v.size());\n"
" printf(\"%zu %Iu %d %f\", s.size(), s.size(), s.size(), s.size());\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:4]: (portability) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:4]: (portability) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:5]: (portability) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:5]: (portability) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n", errout.str());
check("class Fred : public std::vector {} v;\n"
"void foo() {\n"
" printf(\"%d %u %f\", v[0], v[0], v[0]);\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'int'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 3) requires 'double' but the argument type is 'int'.\n", errout.str());
check("std::string s;\n"
"void foo() {\n"
" printf(\"%s %p %u %d %f\", s.c_str(), s.c_str(), s.c_str(), s.c_str(), s.c_str());\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 3) requires 'unsigned int' but the argument type is 'const char *'.\n"
"[test.cpp:3]: (warning) %d in format string (no. 4) requires 'int' but the argument type is 'const char *'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 5) requires 'double' but the argument type is 'const char *'.\n", errout.str());
check("std::vector array;\n"
"char * p = 0;\n"
"char q[] = \"abc\";\n"
"char r[10] = { 0 };\n"
"size_t s;\n"
"void foo() {\n"
" printf(\"%zu %zu\", array.size(), s);\n"
" printf(\"%u %u %u\", p, q, r);\n"
" printf(\"%u %u\", array.size(), s);\n"
" printf(\"%lu %lu\", array.size(), s);\n"
" printf(\"%llu %llu\", array.size(), s);\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:8]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'char *'.\n"
"[test.cpp:8]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'char *'.\n"
"[test.cpp:8]: (warning) %u in format string (no. 3) requires 'unsigned int' but the argument type is 'char *'.\n"
"[test.cpp:9]: (portability) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:9]: (portability) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:10]: (portability) %lu in format string (no. 1) requires 'unsigned long' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:10]: (portability) %lu in format string (no. 2) requires 'unsigned long' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:11]: (portability) %llu in format string (no. 1) requires 'unsigned long long' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:11]: (portability) %llu in format string (no. 2) requires 'unsigned long long' but the argument type is 'size_t {aka unsigned long}'.\n", errout.str());
check("bool b; bool bf();\n"
"char c; char cf();\n"
"signed char sc; signed char scf();\n"
"unsigned char uc; unsigned char ucf();\n"
"short s; short sf();\n"
"unsigned short us; unsigned short usf();\n"
"size_t st; size_t stf();\n"
"ptrdiff_t pt; ptrdiff_t ptf();\n"
"char * pc; char * pcf();\n"
"char cl[] = \"123\";\n"
"char ca[3];\n"
"void foo() {\n"
" printf(\"%td %zd %d %d %d %d %d %d %d %d %d %d %d\", pt, pt, b, c, sc, uc, s, us, st, pt, pc, cl, ca);\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:13]: (portability) %zd in format string (no. 2) requires 'ssize_t' but the argument type is 'ptrdiff_t {aka signed long}'.\n"
"[test.cpp:13]: (portability) %d in format string (no. 9) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:13]: (portability) %d in format string (no. 10) requires 'int' but the argument type is 'ptrdiff_t {aka signed long}'.\n"
"[test.cpp:13]: (warning) %d in format string (no. 11) requires 'int' but the argument type is 'char *'.\n"
"[test.cpp:13]: (warning) %d in format string (no. 12) requires 'int' but the argument type is 'char *'.\n"
"[test.cpp:13]: (warning) %d in format string (no. 13) requires 'int' but the argument type is 'char *'.\n", errout.str());
check("bool b; bool bf();\n"
"char c; char cf();\n"
"signed char sc; signed char scf();\n"
"unsigned char uc; unsigned char ucf();\n"
"short s; short sf();\n"
"unsigned short us; unsigned short usf();\n"
"size_t st; size_t stf();\n"
"ptrdiff_t pt; ptrdiff_t ptf();\n"
"char * pc; char * pcf();\n"
"char cl[] = \"123\";\n"
"char ca[3];\n"
"void foo() {\n"
" printf(\"%ld %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld\", b, c, sc, uc, s, us, st, pt, pc, cl, ca);\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:13]: (warning) %ld in format string (no. 1) requires 'long' but the argument type is 'bool'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 2) requires 'long' but the argument type is 'char'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'signed char'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 4) requires 'long' but the argument type is 'unsigned char'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 5) requires 'long' but the argument type is 'signed short'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 6) requires 'long' but the argument type is 'unsigned short'.\n"
"[test.cpp:13]: (portability) %ld in format string (no. 7) requires 'long' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:13]: (portability) %ld in format string (no. 8) requires 'long' but the argument type is 'ptrdiff_t {aka signed long}'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 9) requires 'long' but the argument type is 'char *'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 10) requires 'long' but the argument type is 'char *'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 11) requires 'long' but the argument type is 'char *'.\n", errout.str());
check("bool b; bool bf();\n"
"char c; char cf();\n"
"signed char sc; signed char scf();\n"
"unsigned char uc; unsigned char ucf();\n"
"short s; short sf();\n"
"unsigned short us; unsigned short usf();\n"
"size_t st; size_t stf();\n"
"ptrdiff_t pt; ptrdiff_t ptf();\n"
"char * pc; char * pcf();\n"
"char cl[] = \"123\";\n"
"char ca[3];\n"
"void foo() {\n"
" printf(\"%td %zd %d %d %d %d %d %d %d %d %d\", ptf(), ptf(), bf(), cf(), scf(), ucf(), sf(), usf(), stf(), ptf(), pcf());\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:13]: (portability) %zd in format string (no. 2) requires 'ssize_t' but the argument type is 'ptrdiff_t {aka signed long}'.\n"
"[test.cpp:13]: (portability) %d in format string (no. 9) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:13]: (portability) %d in format string (no. 10) requires 'int' but the argument type is 'ptrdiff_t {aka signed long}'.\n"
"[test.cpp:13]: (warning) %d in format string (no. 11) requires 'int' but the argument type is 'char *'.\n", errout.str());
check("bool b; bool bf();\n"
"char c; char cf();\n"
"signed char sc; signed char scf();\n"
"unsigned char uc; unsigned char ucf();\n"
"short s; short sf();\n"
"unsigned short us; unsigned short usf();\n"
"size_t st; size_t stf();\n"
"ptrdiff_t pt; ptrdiff_t ptf();\n"
"char * pc; char * pcf();\n"
"char cl[] = \"123\";\n"
"char ca[3];\n"
"void foo() {\n"
" printf(\"%ld %ld %ld %ld %ld %ld %ld %ld %ld\", bf(), cf(), scf(), ucf(), sf(), usf(), stf(), ptf(), pcf());\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:13]: (warning) %ld in format string (no. 1) requires 'long' but the argument type is 'bool'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 2) requires 'long' but the argument type is 'char'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 3) requires 'long' but the argument type is 'signed char'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 4) requires 'long' but the argument type is 'unsigned char'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 5) requires 'long' but the argument type is 'signed short'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 6) requires 'long' but the argument type is 'unsigned short'.\n"
"[test.cpp:13]: (portability) %ld in format string (no. 7) requires 'long' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:13]: (portability) %ld in format string (no. 8) requires 'long' but the argument type is 'ptrdiff_t {aka signed long}'.\n"
"[test.cpp:13]: (warning) %ld in format string (no. 9) requires 'long' but the argument type is 'char *'.\n", errout.str());
check("struct A {};\n"
"class B : public std::vector {} b;\n"
"class C : public std::vector {} c;\n"
"std::string s;\n"
"void foo() {\n"
" printf(\"%zu %u\", b.size(), b.size());\n"
" printf(\"%p %d\", b[0], b[0]);\n"
" printf(\"%p %d\", c[0], c[0]);\n"
" printf(\"%p %d\", s.c_str(), s.c_str());\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:6]: (portability) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:7]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'const int *'.\n"
"[test.cpp:8]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'const struct A *'.\n"
"[test.cpp:9]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'const char *'.\n", errout.str());
check("class A : public std::vector {} a;\n"
"class B : public std::string {} b;\n"
"std::string s;\n"
"void foo() {\n"
" printf(\"%p %d\", a[0].c_str(), a[0].c_str());\n"
" printf(\"%c %p\", b[0], b[0]);\n"
" printf(\"%c %p\", s[0], s[0]);\n"
"}\n", false, false, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'const char *'.\n"
"[test.cpp:6]: (warning) %p in format string (no. 2) requires an address but the argument type is 'char'.\n"
"[test.cpp:7]: (warning) %p in format string (no. 2) requires an address but the argument type is 'char'.\n", errout.str());
check("template \n"
"struct buffer {\n"
" size_t size();\n"
"};\n"
"buffer b;\n"
"void foo() {\n"
" printf(\"%u\", b.size());\n"
"}\n", false, true, Settings::Unix64);
ASSERT_EQUALS("[test.cpp:7]: (portability) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'size_t {aka unsigned long}'.\n", errout.str());
check("DWORD a;\n"
"DWORD_PTR b;\n"
"void foo() {\n"
" printf(\"%u %u\", a, b);\n"
"}\n", false, true, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:4]: (portability) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'DWORD {aka unsigned long}'.\n"
"[test.cpp:4]: (portability) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'DWORD_PTR {aka unsigned long}'.\n", errout.str());
check("unsigned long a[] = { 1, 2 };\n"
"void foo() {\n"
" printf(\"%d %d %x \", a[0], a[0], a[0]);\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:3]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned long'.\n"
"[test.cpp:3]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'unsigned long'.\n"
"[test.cpp:3]: (warning) %x in format string (no. 3) requires 'unsigned int' but the argument type is 'unsigned long'.\n", errout.str());
check("void foo (wchar_t c) {\n" // ticket #5051 false positive
" printf(\"%c\", c);\n"
"}\n", false, false, Settings::Win64);
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" printf(\"%f %d\", static_cast(1.0f), reinterpret_cast(0));\n"
"}\n");
ASSERT_EQUALS("[test.cpp:2]: (warning) %f in format string (no. 1) requires 'double' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'const void *'.\n", errout.str());
check("void foo() {\n"
" UNKNOWN * u;\n"
" printf(\"%d %x %u %f\", u[i], u[i], u[i], u[i]);\n"
"}\n");
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" long * l;\n"
" printf(\"%d %x %u %f\", l[i], l[i], l[i], l[i]);\n"
"}\n");
ASSERT_EQUALS("[test.cpp:3]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'signed long'.\n"
"[test.cpp:3]: (warning) %x in format string (no. 2) requires 'unsigned int' but the argument type is 'signed long'.\n"
"[test.cpp:3]: (warning) %u in format string (no. 3) requires 'unsigned int' but the argument type is 'signed long'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'signed long'.\n", errout.str());
check("void f() {\n" // #5104
" myvector v1(1,0);\n"
" printf(\"%d\n\",v1[0]);\n"
" myvector v2(1,0);\n"
" printf(\"%d\n\",v2[0]);\n"
" myvector v3(1,0);\n"
" printf(\"%u\n\",v3[0]);\n"
" myvector v4(1,0);\n"
" printf(\"%x\n\",v4[0]);\n"
" myvector v5(1,0);\n"
" printf(\"%f\n\",v5[0]);\n"
" myvector v6(1,0);\n"
" printf(\"%u\n\",v6[0]);\n"
" myvector v7(1,0);\n"
" printf(\"%s\n\",v7[0]);\n"
"}\n");
ASSERT_EQUALS("", errout.str());
check("std::vector v;\n" // #5151
"void foo() {\n"
" printf(\"%c %u %f\", v.at(32), v.at(32), v.at(32));\n"
"}\n");
ASSERT_EQUALS("[test.cpp:3]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'char'.\n"
"[test.cpp:3]: (warning) %f in format string (no. 3) requires 'double' but the argument type is 'char'.\n", errout.str());
// #5195 (segmentation fault)
check("void T::a(const std::vector& vx) {\n"
" printf(\"%f\", vx.at(0));\n"
"}\n");
ASSERT_EQUALS("", errout.str());
// #5486
check("void foo() {\n"
" ssize_t test = 0;\n"
" printf(\"%zd\", test);\n"
"}\n");
ASSERT_EQUALS("", errout.str());
// #6009
check("extern std::string StringByReturnValue();\n"
"extern int IntByReturnValue();\n"
"void MyFunction() {\n"
" printf( \"%s - %s\", StringByReturnValue(), IntByReturnValue() );\n"
"}\n");
ASSERT_EQUALS("[test.cpp:4]: (warning) %s in format string (no. 1) requires 'char *' but the argument type is 'std::string'.\n"
"[test.cpp:4]: (warning) %s in format string (no. 2) requires 'char *' but the argument type is 'signed int'.\n", errout.str());
check("template \n"
"struct Array {\n"
" T data[S];\n"
" T & operator [] (size_t i) { return data[i]; }\n"
"};\n"
"void foo() {\n"
" Array array1;\n"
" Array array2;\n"
" printf(\"%u %u\", array1[0], array2[0]);\n"
"}\n");
ASSERT_EQUALS("[test.cpp:9]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'int'.\n"
"[test.cpp:9]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'float'.\n", errout.str());
// Ticket #7445
check("struct S { unsigned short x; } s = {0};\n"
"void foo() {\n"
" printf(\"%d\", s.x);\n"
"}");
ASSERT_EQUALS("", errout.str());
// Ticket #7601
check("void foo(int i, unsigned int ui, long long ll, unsigned long long ull) {\n"
" printf(\"%Ld %Lu %Ld %Lu\", i, ui, ll, ull);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %Ld in format string (no. 1) requires 'long long' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %Lu in format string (no. 2) requires 'unsigned long long' but the argument type is 'unsigned int'.\n", errout.str());
check("void foo(char c, unsigned char uc, short s, unsigned short us, int i, unsigned int ui, long l, unsigned long ul) {\n"
" printf(\"%hhd %hhd %hhd %hhd %hhd %hhd %hhd %hhd\", c, uc, s, us, i, ui, l, ul);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %hhd in format string (no. 2) requires 'char' but the argument type is 'unsigned char'.\n"
"[test.cpp:2]: (warning) %hhd in format string (no. 3) requires 'char' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %hhd in format string (no. 4) requires 'char' but the argument type is 'unsigned short'.\n"
"[test.cpp:2]: (warning) %hhd in format string (no. 5) requires 'char' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %hhd in format string (no. 6) requires 'char' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %hhd in format string (no. 7) requires 'char' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %hhd in format string (no. 8) requires 'char' but the argument type is 'unsigned long'.\n", errout.str());
check("void foo(char c, unsigned char uc, short s, unsigned short us, int i, unsigned int ui, long l, unsigned long ul) {\n"
" printf(\"%hhu %hhu %hhu %hhu %hhu %hhu %hhu %hhu\", c, uc, s, us, i, ui, l, ul);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %hhu in format string (no. 1) requires 'unsigned char' but the argument type is 'char'.\n"
"[test.cpp:2]: (warning) %hhu in format string (no. 3) requires 'unsigned char' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %hhu in format string (no. 4) requires 'unsigned char' but the argument type is 'unsigned short'.\n"
"[test.cpp:2]: (warning) %hhu in format string (no. 5) requires 'unsigned char' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %hhu in format string (no. 6) requires 'unsigned char' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %hhu in format string (no. 7) requires 'unsigned char' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %hhu in format string (no. 8) requires 'unsigned char' but the argument type is 'unsigned long'.\n", errout.str());
check("void foo(char c, unsigned char uc, short s, unsigned short us, int i, unsigned int ui, long l, unsigned long ul) {\n"
" printf(\"%hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx\", c, uc, s, us, i, ui, l, ul);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %hhx in format string (no. 3) requires 'unsigned char' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %hhx in format string (no. 4) requires 'unsigned char' but the argument type is 'unsigned short'.\n"
"[test.cpp:2]: (warning) %hhx in format string (no. 5) requires 'unsigned char' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %hhx in format string (no. 6) requires 'unsigned char' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %hhx in format string (no. 7) requires 'unsigned char' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %hhx in format string (no. 8) requires 'unsigned char' but the argument type is 'unsigned long'.\n", errout.str());
check("void foo(char c, unsigned char uc, short s, unsigned short us, int i, unsigned int ui, long l, unsigned long ul) {\n"
" printf(\"%hd %hd %hd %hd %hd %hd %hd %hd\", c, uc, s, us, i, ui, l, ul);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %hd in format string (no. 1) requires 'short' but the argument type is 'char'.\n"
"[test.cpp:2]: (warning) %hd in format string (no. 2) requires 'short' but the argument type is 'unsigned char'.\n"
"[test.cpp:2]: (warning) %hd in format string (no. 4) requires 'short' but the argument type is 'unsigned short'.\n"
"[test.cpp:2]: (warning) %hd in format string (no. 5) requires 'short' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %hd in format string (no. 6) requires 'short' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %hd in format string (no. 7) requires 'short' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %hd in format string (no. 8) requires 'short' but the argument type is 'unsigned long'.\n", errout.str());
check("void foo(char c, unsigned char uc, short s, unsigned short us, int i, unsigned int ui, long l, unsigned long ul) {\n"
" printf(\"%hu %hu %hu %hu %hu %hu %hu %hu\", c, uc, s, us, i, ui, l, ul);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %hu in format string (no. 1) requires 'unsigned short' but the argument type is 'char'.\n"
"[test.cpp:2]: (warning) %hu in format string (no. 2) requires 'unsigned short' but the argument type is 'unsigned char'.\n"
"[test.cpp:2]: (warning) %hu in format string (no. 3) requires 'unsigned short' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %hu in format string (no. 5) requires 'unsigned short' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %hu in format string (no. 6) requires 'unsigned short' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %hu in format string (no. 7) requires 'unsigned short' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %hu in format string (no. 8) requires 'unsigned short' but the argument type is 'unsigned long'.\n", errout.str());
check("void foo(char c, unsigned char uc, short s, unsigned short us, int i, unsigned int ui, long l, unsigned long ul) {\n"
" printf(\"%hx %hx %hx %hx %hx %hx %hx %hx\", c, uc, s, us, i, ui, l, ul);\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %hx in format string (no. 1) requires 'unsigned short' but the argument type is 'char'.\n"
"[test.cpp:2]: (warning) %hx in format string (no. 2) requires 'unsigned short' but the argument type is 'unsigned char'.\n"
"[test.cpp:2]: (warning) %hx in format string (no. 5) requires 'unsigned short' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %hx in format string (no. 6) requires 'unsigned short' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %hx in format string (no. 7) requires 'unsigned short' but the argument type is 'signed long'.\n"
"[test.cpp:2]: (warning) %hx in format string (no. 8) requires 'unsigned short' but the argument type is 'unsigned long'.\n", errout.str());
// #7837 - Use ValueType for function call
check("struct S {\n"
" double (* f)(double);\n"
"};\n"
"\n"
"void foo(struct S x) {\n"
" printf(\"%f\", x.f(4.0));\n"
"}");
ASSERT_EQUALS("", errout.str());
}
void testPosixPrintfScanfParameterPosition() { // #4900 - No support for parameters in format strings
check("void foo() {"
" int bar;"
" printf(\"%1$d\", 1);"
" printf(\"%1$d, %d, %1$d\", 1, 2);"
" scanf(\"%1$d\", &bar);"
"}");
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" int bar;\n"
" printf(\"%1$d\");\n"
" printf(\"%1$d, %d, %4$d\", 1, 2, 3);\n"
" scanf(\"%2$d\", &bar);\n"
" printf(\"%0$f\", 0.0);\n"
"}");
ASSERT_EQUALS("[test.cpp:3]: (error) printf format string requires 1 parameter but only 0 are given.\n"
"[test.cpp:4]: (warning) printf: referencing parameter 4 while 3 arguments given\n"
"[test.cpp:5]: (warning) scanf: referencing parameter 2 while 1 arguments given\n"
"[test.cpp:6]: (warning) printf: parameter positions start at 1, not 0\n"
"", errout.str());
}
void testMicrosoftPrintfArgument() {
check("void foo() {\n"
" size_t s;\n"
" ptrdiff_t p;\n"
" __int32 i32;\n"
" unsigned __int32 u32;\n"
" __int64 i64;\n"
" unsigned __int64 u64;\n"
" printf(\"%Id %Iu %Ix\", s, s, s);\n"
" printf(\"%Id %Iu %Ix\", p, p, p);\n"
" printf(\"%I32d %I32u %I32x\", i32, i32, i32);\n"
" printf(\"%I32d %I32u %I32x\", u32, u32, u32);\n"
" printf(\"%I64d %I64u %I64x\", i64, i64, i64);\n"
" printf(\"%I64d %I64u %I64x\", u64, u64, u64);\n"
"}", false, true, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:8]: (portability) %Id in format string (no. 1) requires 'ptrdiff_t' but the argument type is 'size_t {aka unsigned long}'.\n"
"[test.cpp:9]: (portability) %Iu in format string (no. 2) requires 'size_t' but the argument type is 'ptrdiff_t {aka signed long}'.\n"
"[test.cpp:10]: (portability) %I32u in format string (no. 2) requires 'unsigned __int32' but the argument type is '__int32 {aka signed int}'.\n"
"[test.cpp:11]: (portability) %I32d in format string (no. 1) requires '__int32' but the argument type is 'unsigned __int32 {aka unsigned int}'.\n"
"[test.cpp:12]: (portability) %I64u in format string (no. 2) requires 'unsigned __int64' but the argument type is '__int64 {aka signed long long}'.\n"
"[test.cpp:13]: (portability) %I64d in format string (no. 1) requires '__int64' but the argument type is 'unsigned __int64 {aka unsigned long long}'.\n", errout.str());
check("void foo() {\n"
" size_t s;\n"
" ptrdiff_t p;\n"
" __int32 i32;\n"
" unsigned __int32 u32;\n"
" __int64 i64;\n"
" unsigned __int64 u64;\n"
" printf(\"%Id %Iu %Ix\", s, s, s);\n"
" printf(\"%Id %Iu %Ix\", p, p, p);\n"
" printf(\"%I32d %I32u %I32x\", i32, i32, i32);\n"
" printf(\"%I32d %I32u %I32x\", u32, u32, u32);\n"
" printf(\"%I64d %I64u %I64x\", i64, i64, i64);\n"
" printf(\"%I64d %I64u %I64x\", u64, u64, u64);\n"
"}", false, true, Settings::Win64);
ASSERT_EQUALS("[test.cpp:8]: (portability) %Id in format string (no. 1) requires 'ptrdiff_t' but the argument type is 'size_t {aka unsigned long long}'.\n"
"[test.cpp:9]: (portability) %Iu in format string (no. 2) requires 'size_t' but the argument type is 'ptrdiff_t {aka signed long long}'.\n"
"[test.cpp:10]: (portability) %I32u in format string (no. 2) requires 'unsigned __int32' but the argument type is '__int32 {aka signed int}'.\n"
"[test.cpp:11]: (portability) %I32d in format string (no. 1) requires '__int32' but the argument type is 'unsigned __int32 {aka unsigned int}'.\n"
"[test.cpp:12]: (portability) %I64u in format string (no. 2) requires 'unsigned __int64' but the argument type is '__int64 {aka signed long long}'.\n"
"[test.cpp:13]: (portability) %I64d in format string (no. 1) requires '__int64' but the argument type is 'unsigned __int64 {aka unsigned long long}'.\n", errout.str());
check("void foo() {\n"
" size_t s;\n"
" int i;\n"
" printf(\"%I\", s);\n"
" printf(\"%I6\", s);\n"
" printf(\"%I6x\", s);\n"
" printf(\"%I16\", s);\n"
" printf(\"%I16x\", s);\n"
" printf(\"%I32\", s);\n"
" printf(\"%I64\", s);\n"
" printf(\"%I%i\", s, i);\n"
" printf(\"%I6%i\", s, i);\n"
" printf(\"%I6x%i\", s, i);\n"
" printf(\"%I16%i\", s, i);\n"
" printf(\"%I16x%i\", s, i);\n"
" printf(\"%I32%i\", s, i);\n"
" printf(\"%I64%i\", s, i);\n"
"}");
ASSERT_EQUALS("[test.cpp:4]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:5]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:6]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:7]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:8]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:9]: (warning) 'I32' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:10]: (warning) 'I64' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:11]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:12]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:13]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:14]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:15]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:16]: (warning) 'I32' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:17]: (warning) 'I64' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n", errout.str());
// ticket #5264
check("void foo(LPARAM lp, WPARAM wp, LRESULT lr) {\n"
" printf(\"%Ix %Ix %Ix\", lp, wp, lr);\n"
"}\n", false, true, Settings::Win64);
ASSERT_EQUALS("", errout.str());
check("void foo(LPARAM lp, WPARAM wp, LRESULT lr) {\n"
" printf(\"%Ix %Ix %Ix\", lp, wp, lr);\n"
"}\n", false, true, Settings::Win32A);
ASSERT_EQUALS("", errout.str());
check("void foo(UINT32 a, ::UINT32 b, Fred::UINT32 c) {\n"
" printf(\"%d %d %d\n\", a, b, c);\n"
"};\n", false, true, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:2]: (portability) %d in format string (no. 1) requires 'int' but the argument type is 'UINT32 {aka unsigned int}'.\n"
"[test.cpp:2]: (portability) %d in format string (no. 2) requires 'int' but the argument type is 'UINT32 {aka unsigned int}'.\n", errout.str());
check("void foo(LPCVOID a, ::LPCVOID b, Fred::LPCVOID c) {\n"
" printf(\"%d %d %d\n\", a, b, c);\n"
"};\n", false, true, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:2]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'const void *'.\n"
"[test.cpp:2]: (warning) %d in format string (no. 2) requires 'int' but the argument type is 'const void *'.\n", errout.str());
}
void testMicrosoftScanfArgument() {
check("void foo() {\n"
" size_t s;\n"
" ptrdiff_t p;\n"
" __int32 i32;\n"
" unsigned __int32 u32;\n"
" __int64 i64;\n"
" unsigned __int64 u64;\n"
" scanf(\"%Id %Iu %Ix\", &s, &s, &s);\n"
" scanf(\"%Id %Iu %Ix\", &p, &p, &p);\n"
" scanf(\"%I32d %I32u %I32x\", &i32, &i32, &i32);\n"
" scanf(\"%I32d %I32u %I32x\", &u32, &u32, &u32);\n"
" scanf(\"%I64d %I64u %I64x\", &i64, &i64, &i64);\n"
" scanf(\"%I64d %I64u %I64x\", &u64, &u64, &u64);\n"
"}", false, true, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:8]: (portability) %Id in format string (no. 1) requires 'ptrdiff_t *' but the argument type is 'size_t * {aka unsigned long *}'.\n"
"[test.cpp:9]: (portability) %Iu in format string (no. 2) requires 'size_t *' but the argument type is 'ptrdiff_t * {aka signed long *}'.\n"
"[test.cpp:10]: (portability) %I32u in format string (no. 2) requires 'unsigned __int32 *' but the argument type is '__int32 * {aka signed int *}'.\n"
"[test.cpp:11]: (portability) %I32d in format string (no. 1) requires '__int32 *' but the argument type is 'unsigned __int32 * {aka unsigned int *}'.\n"
"[test.cpp:12]: (portability) %I64u in format string (no. 2) requires 'unsigned __int64 *' but the argument type is '__int64 * {aka signed long long *}'.\n"
"[test.cpp:13]: (portability) %I64d in format string (no. 1) requires '__int64 *' but the argument type is 'unsigned __int64 * {aka unsigned long long *}'.\n", errout.str());
check("void foo() {\n"
" size_t s;\n"
" ptrdiff_t p;\n"
" __int32 i32;\n"
" unsigned __int32 u32;\n"
" __int64 i64;\n"
" unsigned __int64 u64;\n"
" scanf(\"%Id %Iu %Ix\", &s, &s, &s);\n"
" scanf(\"%Id %Iu %Ix\", &p, &p, &p);\n"
" scanf(\"%I32d %I32u %I32x\", &i32, &i32, &i32);\n"
" scanf(\"%I32d %I32u %I32x\", &u32, &u32, &u32);\n"
" scanf(\"%I64d %I64u %I64x\", &i64, &i64, &i64);\n"
" scanf(\"%I64d %I64u %I64x\", &u64, &u64, &u64);\n"
"}", false, true, Settings::Win64);
ASSERT_EQUALS("[test.cpp:8]: (portability) %Id in format string (no. 1) requires 'ptrdiff_t *' but the argument type is 'size_t * {aka unsigned long long *}'.\n"
"[test.cpp:9]: (portability) %Iu in format string (no. 2) requires 'size_t *' but the argument type is 'ptrdiff_t * {aka signed long long *}'.\n"
"[test.cpp:10]: (portability) %I32u in format string (no. 2) requires 'unsigned __int32 *' but the argument type is '__int32 * {aka signed int *}'.\n"
"[test.cpp:11]: (portability) %I32d in format string (no. 1) requires '__int32 *' but the argument type is 'unsigned __int32 * {aka unsigned int *}'.\n"
"[test.cpp:12]: (portability) %I64u in format string (no. 2) requires 'unsigned __int64 *' but the argument type is '__int64 * {aka signed long long *}'.\n"
"[test.cpp:13]: (portability) %I64d in format string (no. 1) requires '__int64 *' but the argument type is 'unsigned __int64 * {aka unsigned long long *}'.\n", errout.str());
check("void foo() {\n"
" size_t s;\n"
" int i;\n"
" scanf(\"%I\", &s);\n"
" scanf(\"%I6\", &s);\n"
" scanf(\"%I6x\", &s);\n"
" scanf(\"%I16\", &s);\n"
" scanf(\"%I16x\", &s);\n"
" scanf(\"%I32\", &s);\n"
" scanf(\"%I64\", &s);\n"
" scanf(\"%I%i\", &s, &i);\n"
" scanf(\"%I6%i\", &s, &i);\n"
" scanf(\"%I6x%i\", &s, &i);\n"
" scanf(\"%I16%i\", &s, &i);\n"
" scanf(\"%I16x%i\", &s, &i);\n"
" scanf(\"%I32%i\", &s, &i);\n"
" scanf(\"%I64%i\", &s, &i);\n"
"}");
ASSERT_EQUALS("[test.cpp:4]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:5]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:6]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:7]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:8]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:9]: (warning) 'I32' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:10]: (warning) 'I64' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:11]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:12]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:13]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:14]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:15]: (warning) 'I' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:16]: (warning) 'I32' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n"
"[test.cpp:17]: (warning) 'I64' in format string (no. 1) is a length modifier and cannot be used without a conversion specifier.\n", errout.str());
}
void testMicrosoftCStringFormatArguments() { // ticket #4920
check("void foo() {\n"
" unsigned __int32 u32;\n"
" String string;\n"
" string.Format(\"%I32d\", u32);\n"
" string.AppendFormat(\"%I32d\", u32);\n"
"}", false, true, Settings::Win32A);
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" unsigned __int32 u32;\n"
" CString string;\n"
" string.Format(\"%I32d\", u32);\n"
" string.AppendFormat(\"%I32d\", u32);\n"
"}", false, true, Settings::Unix32);
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" unsigned __int32 u32;\n"
" CString string;\n"
" string.Format(\"%I32d\", u32);\n"
" string.AppendFormat(\"%I32d\", u32);\n"
" CString::Format(\"%I32d\", u32);\n"
"}", false, true, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:4]: (portability) %I32d in format string (no. 1) requires '__int32' but the argument type is 'unsigned __int32 {aka unsigned int}'.\n"
"[test.cpp:5]: (portability) %I32d in format string (no. 1) requires '__int32' but the argument type is 'unsigned __int32 {aka unsigned int}'.\n"
"[test.cpp:6]: (portability) %I32d in format string (no. 1) requires '__int32' but the argument type is 'unsigned __int32 {aka unsigned int}'.\n", errout.str());
}
void testMicrosoftSecurePrintfArgument() {
check("void foo() {\n"
" int i;\n"
" unsigned int u;\n"
" _tprintf_s(_T(\"%d %u\"), u, i, 0);\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:4]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:4]: (warning) _tprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" int i;\n"
" unsigned int u;\n"
" _tprintf_s(_T(\"%d %u\"), u, i, 0);\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:4]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:4]: (warning) _tprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" int i;\n"
" unsigned int u;\n"
" printf_s(\"%d %u\", u, i, 0);\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:4]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:4]: (warning) printf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" int i;\n"
" unsigned int u;\n"
" wprintf_s(L\"%d %u\", u, i, 0);\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:4]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:4]: (warning) wprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" TCHAR str[10];\n"
" int i;\n"
" unsigned int u;\n"
" _stprintf_s(str, sizeof(str) / sizeof(TCHAR), _T(\"%d %u\"), u, i, 0);\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:5]: (warning) _stprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" TCHAR str[10];\n"
" int i;\n"
" unsigned int u;\n"
" _stprintf_s(str, sizeof(str) / sizeof(TCHAR), _T(\"%d %u\"), u, i, 0);\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:5]: (warning) _stprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" char str[10];\n"
" int i;\n"
" unsigned int u;\n"
" sprintf_s(str, sizeof(str), \"%d %u\", u, i, 0);\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:5]: (warning) sprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" wchar_t str[10];\n"
" int i;\n"
" unsigned int u;\n"
" swprintf_s(str, sizeof(str) / sizeof(wchar_t), L\"%d %u\", u, i, 0);\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:5]: (warning) swprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" TCHAR str[10];\n"
" int i;\n"
" unsigned int u;\n"
" _sntprintf_s(str, sizeof(str) / sizeof(TCHAR), _TRUNCATE, _T(\"%d %u\"), u, i, 0);\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:5]: (warning) _sntprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" TCHAR str[10];\n"
" int i;\n"
" unsigned int u;\n"
" _sntprintf_s(str, sizeof(str) / sizeof(TCHAR), _TRUNCATE, _T(\"%d %u\"), u, i, 0);\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:5]: (warning) _sntprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" char str[10];\n"
" int i;\n"
" unsigned int u;\n"
" _snprintf_s(str, sizeof(str), _TRUNCATE, \"%d %u\", u, i, 0);\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:5]: (warning) _snprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" wchar_t str[10];\n"
" int i;\n"
" unsigned int u;\n"
" _snwprintf_s(str, sizeof(str) / sizeof(wchar_t), _TRUNCATE, L\"%d %u\", u, i, 0);\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:5]: (warning) _snwprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo(FILE * fp) {\n"
" int i;\n"
" unsigned int u;\n"
" _ftprintf_s(fp, _T(\"%d %u\"), u, i, 0);\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:4]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:4]: (warning) _ftprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo(FILE * fp) {\n"
" int i;\n"
" unsigned int u;\n"
" _ftprintf_s(fp, _T(\"%d %u\"), u, i, 0);\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:4]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:4]: (warning) _ftprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo(FILE * fp) {\n"
" int i;\n"
" unsigned int u;\n"
" fprintf_s(fp, \"%d %u\", u, i, 0);\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:4]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:4]: (warning) fprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo(FILE * fp) {\n"
" int i;\n"
" unsigned int u;\n"
" fwprintf_s(fp, L\"%d %u\", u, i, 0);\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'unsigned int'.\n"
"[test.cpp:4]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'signed int'.\n"
"[test.cpp:4]: (warning) fwprintf_s format string requires 2 parameters but 3 are given.\n", errout.str());
check("void foo() {\n"
" char lineBuffer [600];\n"
" const char * const format = \"%15s%17s%17s%17s%17s\n\";\n"
" sprintf_s(lineBuffer, 600, format, \"type\", \"sum\", \"avg\", \"min\", \"max\");\n"
" sprintf_s(lineBuffer, format, \"type\", \"sum\", \"avg\", \"min\", \"max\");\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("", errout.str());
check("void foo() {\n"
" const char * const format1 = \"%15s%17s%17s%17s%17s\n\";\n"
" const char format2[] = \"%15s%17s%17s%17s%17s\n\";\n"
" const char * const format3 = format1;\n"
" int i = 0;\n"
" sprintf_s(lineBuffer, format1, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" sprintf_s(lineBuffer, format2, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" sprintf_s(lineBuffer, format3, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" sprintf(lineBuffer, format1, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" sprintf(lineBuffer, format2, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" sprintf(lineBuffer, format3, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" printf(format1, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" printf(format2, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" printf(format3, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" sprintf_s(lineBuffer, 100, format1, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" sprintf_s(lineBuffer, 100, format2, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
" sprintf_s(lineBuffer, 100, format3, \"type\", \"sum\", \"avg\", \"min\", i, 0);\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:6]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:6]: (warning) sprintf_s format string requires 5 parameters but 6 are given.\n"
"[test.cpp:7]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:7]: (warning) sprintf_s format string requires 5 parameters but 6 are given.\n"
"[test.cpp:8]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:8]: (warning) sprintf_s format string requires 5 parameters but 6 are given.\n"
"[test.cpp:9]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:9]: (warning) sprintf format string requires 5 parameters but 6 are given.\n"
"[test.cpp:10]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:10]: (warning) sprintf format string requires 5 parameters but 6 are given.\n"
"[test.cpp:11]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:11]: (warning) sprintf format string requires 5 parameters but 6 are given.\n"
"[test.cpp:12]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:12]: (warning) printf format string requires 5 parameters but 6 are given.\n"
"[test.cpp:13]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:13]: (warning) printf format string requires 5 parameters but 6 are given.\n"
"[test.cpp:14]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:14]: (warning) printf format string requires 5 parameters but 6 are given.\n"
"[test.cpp:15]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:15]: (warning) sprintf_s format string requires 5 parameters but 6 are given.\n"
"[test.cpp:16]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:16]: (warning) sprintf_s format string requires 5 parameters but 6 are given.\n"
"[test.cpp:17]: (warning) %s in format string (no. 5) requires 'char *' but the argument type is 'signed int'.\n"
"[test.cpp:17]: (warning) sprintf_s format string requires 5 parameters but 6 are given.\n", errout.str());
}
void testMicrosoftSecureScanfArgument() {
check("void foo() {\n"
" int i;\n"
" unsigned int u;\n"
" TCHAR str[10];\n"
" _tscanf_s(_T(\"%s %d %u %[a-z]\"), str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:5]: (warning) _tscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo() {\n"
" int i;\n"
" unsigned int u;\n"
" TCHAR str[10];\n"
" _tscanf_s(_T(\"%s %d %u %[a-z]\"), str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:5]: (warning) _tscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo() {\n"
" int i;\n"
" unsigned int u;\n"
" char str[10];\n"
" scanf_s(\"%s %d %u %[a-z]\", str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:5]: (warning) scanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo() {\n"
" int i;\n"
" unsigned int u;\n"
" wchar_t str[10];\n"
" wscanf_s(L\"%s %d %u %[a-z]\", str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:5]: (warning) wscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo() {\n"
" TCHAR txt[100];\n"
" int i;\n"
" unsigned int u;\n"
" TCHAR str[10];\n"
" _stscanf_s(txt, _T(\"%s %d %u %[a-z]\"), str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:6]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:6]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:6]: (warning) _stscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo() {\n"
" TCHAR txt[100];\n"
" int i;\n"
" unsigned int u;\n"
" TCHAR str[10];\n"
" _stscanf_s(txt, _T(\"%s %d %u %[a-z]\"), str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:6]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:6]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:6]: (warning) _stscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo() {\n"
" char txt[100];\n"
" int i;\n"
" unsigned int u;\n"
" char str[10];\n"
" sscanf_s(txt, \"%s %d %u %[a-z]\", str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:6]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:6]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:6]: (warning) sscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo() {\n"
" wchar_t txt[100];\n"
" int i;\n"
" unsigned int u;\n"
" wchar_t str[10];\n"
" swscanf_s(txt, L\"%s %d %u %[a-z]\", str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:6]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:6]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:6]: (warning) swscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo(FILE * fp) {\n"
" int i;\n"
" unsigned int u;\n"
" TCHAR str[10];\n"
" _ftscanf_s(fp, _T(\"%s %d %u %[a-z]\"), str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:5]: (warning) _ftscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo(FILE * fp) {\n"
" int i;\n"
" unsigned int u;\n"
" TCHAR str[10];\n"
" _ftscanf_s(fp, _T(\"%s %d %u %[a-z]\"), str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:5]: (warning) _ftscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo(FILE * fp) {\n"
" int i;\n"
" unsigned int u;\n"
" char str[10];\n"
" fscanf_s(fp, \"%s %d %u %[a-z]\", str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:5]: (warning) fscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo(FILE * fp) {\n"
" int i;\n"
" unsigned int u;\n"
" wchar_t str[10];\n"
" fwscanf_s(fp, L\"%s %d %u %[a-z]\", str, 10, &u, &i, str, 10, 0)\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("[test.cpp:5]: (warning) %d in format string (no. 2) requires 'int *' but the argument type is 'unsigned int *'.\n"
"[test.cpp:5]: (warning) %u in format string (no. 3) requires 'unsigned int *' but the argument type is 'signed int *'.\n"
"[test.cpp:5]: (warning) fwscanf_s format string requires 6 parameters but 7 are given.\n", errout.str());
check("void foo() {\n"
" WCHAR msStr1[5] = {0};\n"
" wscanf_s(L\"%4[^-]\", msStr1, _countof(msStr1));\n"
"}\n", false, false, Settings::Win32W);
ASSERT_EQUALS("", errout.str());
}
void testQStringFormatArguments() {
check("void foo(float f) {\n"
" QString string;\n"
" string.sprintf(\"%d\", f);\n"
"}", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:3]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'float'.\n", errout.str());
check("void foo(float f) {\n"
" QString string;\n"
" string = QString::asprintf(\"%d\", f);\n"
"}", false, false, Settings::Win32A);
ASSERT_EQUALS("[test.cpp:3]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'float'.\n", errout.str());
}
void testTernary() { // ticket #6182
check("void test(const std::string &val) {\n"
" printf(\"%s\n\", val.empty() ? \"I like to eat bananas\" : val.c_str());\n"
"}\n");
ASSERT_EQUALS("", errout.str());
}
void testUnsignedConst() { // ticket #6321
check("void test() {\n"
" unsigned const x = 5;\n"
" printf(\"%u\", x);\n"
"}\n");
ASSERT_EQUALS("", errout.str());
}
void testAstType() { // ticket #7014
check("void test() {\n"
" printf(\"%c\", \"hello\"[0]);\n"
"}\n");
ASSERT_EQUALS("", errout.str());
check("void test() {\n"
" printf(\"%lld\", (long long)1);\n"
"}\n");
ASSERT_EQUALS("", errout.str());
check("void test() {\n"
" printf(\"%i\", (short *)x);\n"
"}\n");
ASSERT_EQUALS("[test.cpp:2]: (warning) %i in format string (no. 1) requires 'int' but the argument type is 'signed short *'.\n", errout.str());
check("int (*fp)();\n" // #7178 - function pointer call
"void test() {\n"
" printf(\"%i\", fp());\n"
"}\n");
ASSERT_EQUALS("", errout.str());
}
void testPrintf0WithSuffix() { // ticket #7069
check("void foo() {\n"
" printf(\"%u %lu %llu\", 0U, 0UL, 0ULL);\n"
" printf(\"%u %lu %llu\", 0u, 0ul, 0ull);\n"
"}\n");
ASSERT_EQUALS("", errout.str());
}
};
REGISTER_TEST(TestIO)