/* * 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 char 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()); } #define TEST_SCANF_CODE(FORMAT,TYPE) "void f() { " TYPE " x; scanf(\"" FORMAT "\", &x); }" #define TEST_SCANF_ERR(FORMAT,FORMATSTR,TYPE) \ "[test.cpp:1]: (warning) " FORMAT " in format string (no. 1) requires '" FORMATSTR " *' but the argument type is '" TYPE " *'.\n" #define TEST_SCANF_ERR_AKA(FORMAT,FORMATSTR,TYPE,AKATYPE) \ "[test.cpp:1]: (warning) " FORMAT " in format string (no. 1) requires '" FORMATSTR " *' but the argument type is '" TYPE " * {aka " AKATYPE " *}'.\n" #define TEST_SCANF_NOWARN(FORMAT, FORMATSTR, TYPE) \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Unix32); \ ASSERT_EQUALS("", errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Unix64); \ ASSERT_EQUALS("", errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Win32A); \ ASSERT_EQUALS("", errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Win64); \ ASSERT_EQUALS("", errout.str()); #define TEST_SCANF_WARN(FORMAT, FORMATSTR, TYPE) \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Unix32); \ ASSERT_EQUALS(TEST_SCANF_ERR(FORMAT,FORMATSTR,TYPE), errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Unix64); \ ASSERT_EQUALS(TEST_SCANF_ERR(FORMAT,FORMATSTR,TYPE), errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Win32A); \ ASSERT_EQUALS(TEST_SCANF_ERR(FORMAT,FORMATSTR,TYPE), errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Win64); \ ASSERT_EQUALS(TEST_SCANF_ERR(FORMAT,FORMATSTR,TYPE), errout.str()); #define TEST_SCANF_WARN_AKA(FORMAT, FORMATSTR, TYPE, AKATYPE, AKATYPE_WIN64) \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Unix32); \ ASSERT_EQUALS(TEST_SCANF_ERR_AKA(FORMAT,FORMATSTR,TYPE,AKATYPE), errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Unix64); \ ASSERT_EQUALS(TEST_SCANF_ERR_AKA(FORMAT,FORMATSTR,TYPE,AKATYPE), errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Win32A); \ ASSERT_EQUALS(TEST_SCANF_ERR_AKA(FORMAT,FORMATSTR,TYPE,AKATYPE), errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Win64); \ ASSERT_EQUALS(TEST_SCANF_ERR_AKA(FORMAT,FORMATSTR,TYPE,AKATYPE_WIN64), errout.str()); #define TEST_SCANF_WARN_AKA_WIN64(FORMAT, FORMATSTR, TYPE, AKATYPE_WIN64) \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Unix32); \ ASSERT_EQUALS("", errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Unix64); \ ASSERT_EQUALS("", errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Win32A); \ ASSERT_EQUALS("", errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Win64); \ ASSERT_EQUALS(TEST_SCANF_ERR_AKA(FORMAT,FORMATSTR,TYPE,AKATYPE_WIN64), errout.str()); #define TEST_SCANF_WARN_AKA_WIN32(FORMAT, FORMATSTR, TYPE, AKATYPE) \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Unix32); \ ASSERT_EQUALS(TEST_SCANF_ERR_AKA(FORMAT,FORMATSTR,TYPE,AKATYPE), errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Unix64); \ ASSERT_EQUALS(TEST_SCANF_ERR_AKA(FORMAT,FORMATSTR,TYPE,AKATYPE), errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Win32A); \ ASSERT_EQUALS(TEST_SCANF_ERR_AKA(FORMAT,FORMATSTR,TYPE,AKATYPE), errout.str()); \ check(TEST_SCANF_CODE(FORMAT,TYPE), true, false, Settings::Win64); \ ASSERT_EQUALS("", errout.str()); 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]: (warning) %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]: (warning) %zd in format string (no. 1) requires 'ptrdiff_t *' but the argument type is 'size_t * {aka unsigned long long *}'.\n"); check(code, false, false, Settings::Unix32); ASSERT_EQUALS(result, errout.str()); check(code, false, false, Settings::Unix64); ASSERT_EQUALS(result, errout.str()); check(code, false, false, Settings::Win32A); ASSERT_EQUALS(result, errout.str()); check(code, false, false, 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 'int'.\n" "[test.cpp:4]: (warning) %s in format string (no. 2) requires 'char *' but the argument type is '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:2]: (warning) %n in format string (no. 1) requires 'int *' but the argument type is 'const int *'.\n" "[test.cpp:3]: (warning) %n in format string (no. 1) requires 'int *' but the argument type is 'const int'.\n" "[test.cpp:4]: (warning) %n in format string (no. 1) requires 'int *' but the argument type is '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 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 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 'int'.\n" "[test.cpp:7]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'const 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 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("", 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 'int' but the argument type is 'unsigned int'.\n" "[test.cpp:3]: (warning) %hhd in format string (no. 1) requires 'int' 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, false, Settings::Unix32); ASSERT_EQUALS("[test.cpp:2]: (warning) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:3]: (warning) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'ptrdiff_t {aka 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, false, Settings::Unix32); ASSERT_EQUALS("[test.cpp:2]: (warning) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'std::size_t {aka unsigned long}'.\n" "[test.cpp:3]: (warning) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'std::ptrdiff_t {aka long}'.\n", errout.str()); check("void foo(size_t s, ptrdiff_t p) {\n" " printf(\"%zd\", s);\n" " printf(\"%tu\", p);\n" "}", false, false, Settings::Unix64); ASSERT_EQUALS("[test.cpp:2]: (warning) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:3]: (warning) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'ptrdiff_t {aka 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, false, Settings::Unix64); ASSERT_EQUALS("[test.cpp:2]: (warning) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'std::size_t {aka unsigned long}'.\n" "[test.cpp:3]: (warning) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'std::ptrdiff_t {aka long}'.\n", errout.str()); check("void foo(size_t s, ptrdiff_t p) {\n" " printf(\"%zd\", s);\n" " printf(\"%tu\", p);\n" "}", false, false, Settings::Win32A); ASSERT_EQUALS("[test.cpp:2]: (warning) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:3]: (warning) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'ptrdiff_t {aka 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, false, Settings::Win32A); ASSERT_EQUALS("[test.cpp:2]: (warning) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'std::size_t {aka unsigned long}'.\n" "[test.cpp:3]: (warning) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'std::ptrdiff_t {aka long}'.\n", errout.str()); check("void foo(size_t s, ptrdiff_t p) {\n" " printf(\"%zd\", s);\n" " printf(\"%tu\", p);\n" "}", false, false, Settings::Win64); ASSERT_EQUALS("[test.cpp:2]: (warning) %zd in format string (no. 1) requires 'ssize_t' but the argument type is 'size_t {aka unsigned long long}'.\n" "[test.cpp:3]: (warning) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'ptrdiff_t {aka 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, false, Settings::Win64); ASSERT_EQUALS("[test.cpp:2]: (warning) %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]: (warning) %tu in format string (no. 1) requires 'unsigned ptrdiff_t' but the argument type is 'std::ptrdiff_t {aka 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 'signed 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 'signed int'.\n" "[test.cpp:13]: (warning) %f in format string (no. 6) requires 'double' but the argument type is 'signed 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, false, Settings::Win32A); ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:4]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:5]: (warning) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:5]: (warning) %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, false, Settings::Win64); ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long long}'.\n" "[test.cpp:4]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long long}'.\n" "[test.cpp:5]: (warning) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long long}'.\n" "[test.cpp:5]: (warning) %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, false, Settings::Unix32); ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:4]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:5]: (warning) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:5]: (warning) %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, false, Settings::Unix64); ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:4]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:5]: (warning) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:5]: (warning) %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, false, Settings::Unix64); ASSERT_EQUALS("[test.cpp:4]: (warning) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:4]: (warning) %f in format string (no. 4) requires 'double' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:5]: (warning) %d in format string (no. 3) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:5]: (warning) %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, false, 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, false, 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, false, 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]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:9]: (warning) %u in format string (no. 2) requires 'unsigned int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:10]: (warning) %lu in format string (no. 1) requires 'unsigned long' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:10]: (warning) %lu in format string (no. 2) requires 'unsigned long' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:11]: (warning) %llu in format string (no. 1) requires 'unsigned long long' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:11]: (warning) %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, false, Settings::Unix64); ASSERT_EQUALS("[test.cpp:13]: (warning) %zd in format string (no. 2) requires 'ssize_t' but the argument type is 'ptrdiff_t {aka long}'.\n" "[test.cpp:13]: (warning) %d in format string (no. 9) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:13]: (warning) %d in format string (no. 10) requires 'int' but the argument type is 'ptrdiff_t {aka 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, false, 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 '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]: (warning) %ld in format string (no. 7) requires 'long' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:13]: (warning) %ld in format string (no. 8) requires 'long' but the argument type is 'ptrdiff_t {aka 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, false, Settings::Unix64); ASSERT_EQUALS("[test.cpp:13]: (warning) %zd in format string (no. 2) requires 'ssize_t' but the argument type is 'ptrdiff_t {aka signed long}'.\n" "[test.cpp:13]: (warning) %d in format string (no. 9) requires 'int' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:13]: (warning) %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, false, 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]: (warning) %ld in format string (no. 7) requires 'long' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:13]: (warning) %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, false, Settings::Unix64); ASSERT_EQUALS("[test.cpp:6]: (warning) %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, false, Settings::Unix64); ASSERT_EQUALS("[test.cpp:7]: (warning) %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, false, Settings::Win32A); ASSERT_EQUALS("[test.cpp:4]: (warning) %u in format string (no. 1) requires 'unsigned int' but the argument type is 'DWORD {aka unsigned long}'.\n" "[test.cpp:4]: (warning) %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 '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 '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()); } 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, false, Settings::Win32A); ASSERT_EQUALS("[test.cpp:8]: (warning) %Id in format string (no. 1) requires 'ptrdiff_t' but the argument type is 'size_t {aka unsigned long}'.\n" "[test.cpp:9]: (warning) %Iu in format string (no. 2) requires 'size_t' but the argument type is 'ptrdiff_t {aka long}'.\n" "[test.cpp:10]: (warning) %I32u in format string (no. 2) requires 'unsigned __int32' but the argument type is '__int32 {aka int}'.\n" "[test.cpp:11]: (warning) %I32d in format string (no. 1) requires '__int32' but the argument type is 'unsigned __int32 {aka unsigned int}'.\n" "[test.cpp:12]: (warning) %I64u in format string (no. 2) requires 'unsigned __int64' but the argument type is '__int64 {aka long long}'.\n" "[test.cpp:13]: (warning) %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, false, Settings::Win64); ASSERT_EQUALS("[test.cpp:8]: (warning) %Id in format string (no. 1) requires 'ptrdiff_t' but the argument type is 'size_t {aka unsigned long long}'.\n" "[test.cpp:9]: (warning) %Iu in format string (no. 2) requires 'size_t' but the argument type is 'ptrdiff_t {aka long long}'.\n" "[test.cpp:10]: (warning) %I32u in format string (no. 2) requires 'unsigned __int32' but the argument type is '__int32 {aka int}'.\n" "[test.cpp:11]: (warning) %I32d in format string (no. 1) requires '__int32' but the argument type is 'unsigned __int32 {aka unsigned int}'.\n" "[test.cpp:12]: (warning) %I64u in format string (no. 2) requires 'unsigned __int64' but the argument type is '__int64 {aka long long}'.\n" "[test.cpp:13]: (warning) %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, false, 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, false, 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, false, Settings::Win32A); ASSERT_EQUALS("[test.cpp:2]: (warning) %d in format string (no. 1) requires 'int' but the argument type is 'UINT32 {aka unsigned int}'.\n" "[test.cpp:2]: (warning) %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, false, 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, false, Settings::Win32A); ASSERT_EQUALS("[test.cpp:8]: (warning) %Id in format string (no. 1) requires 'ptrdiff_t *' but the argument type is 'size_t * {aka unsigned long *}'.\n" "[test.cpp:9]: (warning) %Iu in format string (no. 2) requires 'size_t *' but the argument type is 'ptrdiff_t * {aka signed long *}'.\n" "[test.cpp:10]: (warning) %I32u in format string (no. 2) requires 'unsigned __int32 *' but the argument type is '__int32 * {aka signed int *}'.\n" "[test.cpp:11]: (warning) %I32d in format string (no. 1) requires '__int32 *' but the argument type is 'unsigned __int32 * {aka unsigned int *}'.\n" "[test.cpp:12]: (warning) %I64u in format string (no. 2) requires 'unsigned __int64 *' but the argument type is '__int64 * {aka signed long long *}'.\n" "[test.cpp:13]: (warning) %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, false, Settings::Win64); ASSERT_EQUALS("[test.cpp:8]: (warning) %Id in format string (no. 1) requires 'ptrdiff_t *' but the argument type is 'size_t * {aka unsigned long long *}'.\n" "[test.cpp:9]: (warning) %Iu in format string (no. 2) requires 'size_t *' but the argument type is 'ptrdiff_t * {aka signed long long *}'.\n" "[test.cpp:10]: (warning) %I32u in format string (no. 2) requires 'unsigned __int32 *' but the argument type is '__int32 * {aka signed int *}'.\n" "[test.cpp:11]: (warning) %I32d in format string (no. 1) requires '__int32 *' but the argument type is 'unsigned __int32 * {aka unsigned int *}'.\n" "[test.cpp:12]: (warning) %I64u in format string (no. 2) requires 'unsigned __int64 *' but the argument type is '__int64 * {aka signed long long *}'.\n" "[test.cpp:13]: (warning) %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, false, 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, false, 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, false, Settings::Win32A); ASSERT_EQUALS("[test.cpp:4]: (warning) %I32d in format string (no. 1) requires '__int32' but the argument type is 'unsigned __int32 {aka unsigned int}'.\n" "[test.cpp:5]: (warning) %I32d in format string (no. 1) requires '__int32' but the argument type is 'unsigned __int32 {aka unsigned int}'.\n" "[test.cpp:6]: (warning) %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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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 '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()); } 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)