2494 lines
91 KiB
C++
2494 lines
91 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2022 Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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// The preprocessor that Cppcheck uses is a bit special. Instead of generating
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// the code for a known configuration, it generates the code for each configuration.
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#include "errortypes.h"
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#include "platform.h"
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#include "preprocessor.h"
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#include "settings.h"
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#include "suppressions.h"
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#include "testsuite.h"
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#include "testutils.h"
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#include <atomic>
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#include <cstring>
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#include <list>
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#include <map>
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#include <memory>
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#include <set>
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#include <sstream> // IWYU pragma: keep
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#include <string>
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#include <vector>
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#include <simplecpp.h>
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class ErrorLogger;
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class TestPreprocessor : public TestFixture {
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public:
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TestPreprocessor()
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: TestFixture("TestPreprocessor")
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, preprocessor0(settings0, this) {
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settings0.severity.enable(Severity::information);
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}
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class OurPreprocessor : public Preprocessor {
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public:
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static std::string expandMacros(const char code[], ErrorLogger *errorLogger = nullptr) {
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std::istringstream istr(code);
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simplecpp::OutputList outputList;
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std::vector<std::string> files;
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const simplecpp::TokenList tokens1 = simplecpp::TokenList(istr, files, "file.cpp", &outputList);
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std::map<std::string, simplecpp::TokenList*> filedata;
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simplecpp::TokenList tokens2(files);
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simplecpp::preprocess(tokens2, tokens1, files, filedata, simplecpp::DUI(), &outputList);
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if (errorLogger) {
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static Settings settings;
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Preprocessor p(settings, errorLogger);
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p.reportOutput(outputList, true);
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}
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return tokens2.stringify();
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}
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};
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private:
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Settings settings0;
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Preprocessor preprocessor0;
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void run() override {
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// The bug that started the whole work with the new preprocessor
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TEST_CASE(Bug2190219);
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TEST_CASE(error1); // #error => don't extract any code
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TEST_CASE(error2); // #error if symbol is not defined
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TEST_CASE(error3);
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TEST_CASE(error4); // #2919 - wrong filename is reported
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TEST_CASE(error5);
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TEST_CASE(error6);
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TEST_CASE(error7);
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TEST_CASE(error8); // #10170 -> previous #if configurations
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TEST_CASE(setPlatformInfo);
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// Handling include guards (don't create extra configuration for it)
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TEST_CASE(includeguard1);
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TEST_CASE(includeguard2);
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TEST_CASE(if0);
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TEST_CASE(if1);
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TEST_CASE(elif);
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TEST_CASE(if_cond1);
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TEST_CASE(if_cond2);
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TEST_CASE(if_cond3);
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TEST_CASE(if_cond4);
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TEST_CASE(if_cond5);
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TEST_CASE(if_cond6);
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TEST_CASE(if_cond8);
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TEST_CASE(if_cond9);
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TEST_CASE(if_cond10);
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TEST_CASE(if_cond11);
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TEST_CASE(if_cond12);
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TEST_CASE(if_cond13);
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TEST_CASE(if_cond14);
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TEST_CASE(if_or_1);
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TEST_CASE(if_or_2);
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TEST_CASE(if_macro_eq_macro); // #3536
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TEST_CASE(ticket_3675);
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TEST_CASE(ticket_3699);
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TEST_CASE(ticket_4922); // #4922
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// Macros..
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TEST_CASE(macro_simple1);
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TEST_CASE(macro_simple2);
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TEST_CASE(macro_simple3);
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TEST_CASE(macro_simple4);
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TEST_CASE(macro_simple5);
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TEST_CASE(macro_simple6);
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TEST_CASE(macro_simple7);
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TEST_CASE(macro_simple8);
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TEST_CASE(macro_simple9);
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TEST_CASE(macro_simple10);
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TEST_CASE(macro_simple11);
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TEST_CASE(macro_simple12);
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TEST_CASE(macro_simple13);
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TEST_CASE(macro_simple14);
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TEST_CASE(macro_simple15);
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TEST_CASE(macro_simple16); // #4703: Macro parameters not trimmed
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TEST_CASE(macro_simple17); // #5074: isExpandedMacro not set
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TEST_CASE(macro_simple18); // (1e-7)
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TEST_CASE(macroInMacro1);
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TEST_CASE(macroInMacro2);
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TEST_CASE(macro_linenumbers);
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TEST_CASE(macro_nopar);
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TEST_CASE(macro_incdec); // separate ++ and -- with space when expanding such macro: '#define M(X) A-X'
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TEST_CASE(macro_switchCase);
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TEST_CASE(macro_NULL); // skip #define NULL .. it is replaced in the tokenizer
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TEST_CASE(string1);
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TEST_CASE(string2);
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TEST_CASE(string3);
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TEST_CASE(preprocessor_undef);
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TEST_CASE(defdef); // Defined multiple times
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TEST_CASE(preprocessor_doublesharp);
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TEST_CASE(preprocessor_include_in_str);
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TEST_CASE(va_args_1);
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//TEST_CASE(va_args_2); invalid code
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TEST_CASE(va_args_3);
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TEST_CASE(va_args_4);
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TEST_CASE(va_args_5);
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TEST_CASE(multi_character_character);
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TEST_CASE(stringify);
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TEST_CASE(stringify2);
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TEST_CASE(stringify3);
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TEST_CASE(stringify4);
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TEST_CASE(stringify5);
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TEST_CASE(ifdefwithfile);
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TEST_CASE(pragma);
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TEST_CASE(pragma_asm_1);
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TEST_CASE(pragma_asm_2);
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TEST_CASE(endifsemicolon);
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TEST_CASE(missing_doublequote);
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TEST_CASE(handle_error);
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TEST_CASE(dup_defines);
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TEST_CASE(define_part_of_func);
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TEST_CASE(conditionalDefine);
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TEST_CASE(macro_parameters);
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TEST_CASE(newline_in_macro);
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TEST_CASE(ifdef_ifdefined);
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// define and then ifdef
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TEST_CASE(define_if1);
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TEST_CASE(define_if2);
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TEST_CASE(define_if3);
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TEST_CASE(define_if4); // #4079 - #define X +123
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TEST_CASE(define_if5); // #4516 - #define B (A & 0x00f0)
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TEST_CASE(define_if6); // #4863 - #define B (A?-1:1)
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TEST_CASE(define_ifdef);
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TEST_CASE(define_ifndef1);
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TEST_CASE(define_ifndef2);
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TEST_CASE(ifndef_define);
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TEST_CASE(undef_ifdef);
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TEST_CASE(endfile);
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TEST_CASE(redundant_config);
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TEST_CASE(invalid_define_1); // #2605 - hang for: '#define ='
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TEST_CASE(invalid_define_2); // #4036 - hang for: '#define () {(int f(x) }'
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// inline suppression, missingInclude/missingIncludeSystem
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TEST_CASE(inline_suppression_for_missing_include);
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TEST_CASE(inline_suppression_for_missing_include_check_config);
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// Using -D to predefine symbols
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TEST_CASE(predefine1);
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TEST_CASE(predefine2);
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TEST_CASE(predefine3);
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TEST_CASE(predefine4);
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TEST_CASE(predefine5); // automatically define __cplusplus
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TEST_CASE(predefine6); // automatically define __STDC_VERSION__
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TEST_CASE(invalidElIf); // #2942 segfault
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// Preprocessor::getConfigs
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TEST_CASE(getConfigs1);
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TEST_CASE(getConfigs2);
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TEST_CASE(getConfigs3);
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TEST_CASE(getConfigs4);
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TEST_CASE(getConfigs5);
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TEST_CASE(getConfigs7);
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TEST_CASE(getConfigs7a);
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TEST_CASE(getConfigs7b);
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TEST_CASE(getConfigs7c);
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TEST_CASE(getConfigs7d);
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TEST_CASE(getConfigs7e);
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TEST_CASE(getConfigs8); // #if A==1 => cfg: A=1
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TEST_CASE(getConfigs10); // #5139
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TEST_CASE(getConfigs11); // #9832 - include guards
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TEST_CASE(getConfigsError);
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TEST_CASE(getConfigsD1);
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TEST_CASE(getConfigsU1);
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TEST_CASE(getConfigsU2);
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TEST_CASE(getConfigsU3);
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TEST_CASE(getConfigsU4);
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TEST_CASE(getConfigsU5);
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TEST_CASE(getConfigsU6);
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TEST_CASE(getConfigsU7);
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TEST_CASE(validateCfg1);
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TEST_CASE(validateCfg2);
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TEST_CASE(if_sizeof);
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TEST_CASE(invalid_ifs); // #5909
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TEST_CASE(garbage);
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TEST_CASE(wrongPathOnErrorDirective);
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TEST_CASE(testDirectiveIncludeTypes);
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TEST_CASE(testDirectiveIncludeLocations);
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TEST_CASE(testDirectiveIncludeComments);
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TEST_CASE(testMissingInclude);
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TEST_CASE(testMissingIncludeCheckConfig);
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}
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void preprocess(const char* code, std::map<std::string, std::string>& actual, const char filename[] = "file.c") {
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errout.str("");
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std::istringstream istr(code);
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simplecpp::OutputList outputList;
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std::vector<std::string> files;
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simplecpp::TokenList tokens(istr, files, filename, &outputList);
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tokens.removeComments();
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preprocessor0.simplifyPragmaAsm(&tokens);
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const std::set<std::string> configs(preprocessor0.getConfigs(tokens));
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preprocessor0.setDirectives(tokens);
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for (const std::string & config : configs) {
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try {
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const std::string &cfgcode = preprocessor0.getcode(tokens, config, files, std::string(code).find("#file") != std::string::npos);
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actual[config] = cfgcode;
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} catch (const simplecpp::Output &) {
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actual[config] = "";
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} catch (...) {}
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}
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}
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std::string getConfigsStr(const char filedata[], const char *arg = nullptr) {
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Settings settings;
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if (arg && std::strncmp(arg,"-D",2)==0)
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settings.userDefines = arg + 2;
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if (arg && std::strncmp(arg,"-U",2)==0)
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settings.userUndefs.insert(arg+2);
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Preprocessor preprocessor(settings, this);
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std::vector<std::string> files;
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std::istringstream istr(filedata);
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simplecpp::TokenList tokens(istr,files);
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tokens.removeComments();
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const std::set<std::string> configs = preprocessor.getConfigs(tokens);
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std::string ret;
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for (const std::string & config : configs)
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ret += config + '\n';
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return ret;
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}
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void Bug2190219() {
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const char filedata[] = "#ifdef __cplusplus\n"
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"cpp\n"
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"#else\n"
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"c\n"
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"#endif";
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{
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// Preprocess => actual result..
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std::map<std::string, std::string> actual;
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preprocess(filedata, actual, "file.cpp");
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// Compare results..
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ASSERT_EQUALS(1U, actual.size());
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ASSERT_EQUALS("\ncpp", actual[""]);
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}
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{
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// Ticket #7102 - skip __cplusplus in C code
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// Preprocess => actual result..
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std::map<std::string, std::string> actual;
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preprocess(filedata, actual, "file.c");
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// Compare results..
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ASSERT_EQUALS(1U, actual.size());
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ASSERT_EQUALS("\n\n\nc", actual[""]);
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}
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}
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void error1() {
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const char filedata[] = "#ifdef A\n"
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";\n"
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"#else\n"
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"#error abcd\n"
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"#endif\n";
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ASSERT_EQUALS("\nA\n", getConfigsStr(filedata));
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}
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void error2() {
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const char filedata1[] = "#ifndef A\n"
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"#error\n"
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"#endif\n";
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ASSERT_EQUALS("A\n", getConfigsStr(filedata1));
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const char filedata2[] = "#if !A\n"
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"#error\n"
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"#endif\n";
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ASSERT_EQUALS("A\n", getConfigsStr(filedata2));
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}
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void error3() {
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errout.str("");
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Settings settings;
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settings.userDefines = "__cplusplus";
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Preprocessor preprocessor(settings, this);
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const std::string code("#error hello world!\n");
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preprocessor.getcode(code, "X", "test.c");
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ASSERT_EQUALS("[test.c:1]: (error) #error hello world!\n", errout.str());
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}
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// Ticket #2919 - wrong filename reported for #error
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void error4() {
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// In included file
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{
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errout.str("");
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Settings settings;
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settings.userDefines = "TEST";
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Preprocessor preprocessor(settings, this);
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const std::string code("#file \"ab.h\"\n#error hello world!\n#endfile");
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preprocessor.getcode(code, "TEST", "test.c");
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ASSERT_EQUALS("[ab.h:1]: (error) #error hello world!\n", errout.str());
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}
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// After including a file
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{
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errout.str("");
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Settings settings;
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settings.userDefines = "TEST";
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Preprocessor preprocessor(settings, this);
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const std::string code("#file \"ab.h\"\n\n#endfile\n#error aaa");
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preprocessor.getcode(code, "TEST", "test.c");
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ASSERT_EQUALS("[test.c:2]: (error) #error aaa\n", errout.str());
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}
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}
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void error5() {
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errout.str("");
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Settings settings;
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settings.userDefines = "FOO";
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settings.force = true; // No message if --force is given
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Preprocessor preprocessor(settings, this);
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const std::string code("#error hello world!\n");
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preprocessor.getcode(code, "X", "test.c");
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ASSERT_EQUALS("", errout.str());
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}
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void error6() {
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const char filedata1[] = "#ifdef A\n"
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"#else\n"
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"#error 1\n"
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"#endif\n"
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"#ifdef B\n"
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"#else\n"
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"#error 2\n"
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"#endif\n";
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ASSERT_EQUALS("\nA\nA;B\nB\n", getConfigsStr(filedata1));
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const char filedata2[] = "#ifndef A\n"
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"#error 1\n"
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"#endif\n"
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"#ifndef B\n"
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"#error 2\n"
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"#endif\n";
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ASSERT_EQUALS("A;B\n", getConfigsStr(filedata2));
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const char filedata3[] = "#if !A\n"
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"#error 1\n"
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"#endif\n"
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"#if !B\n"
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"#error 2\n"
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"#endif\n";
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ASSERT_EQUALS("A;B\n", getConfigsStr(filedata3));
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}
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void error7() { // #8074
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const char filedata[] = "#define A\n"
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"\n"
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"#if defined(B)\n"
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"#else\n"
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"#error \"1\"\n"
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"#endif\n"
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"\n"
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"#if defined(A)\n"
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"#else\n"
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"#error \"2\"\n"
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"#endif\n";
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ASSERT_EQUALS("\nB\n", getConfigsStr(filedata));
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}
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void error8() {
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const char filedata[] = "#ifdef A\n"
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"#ifdef B\n"
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"#endif\n"
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"#else\n"
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"#endif\n"
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"\n"
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"#ifndef C\n"
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"#error aa\n"
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"#endif";
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ASSERT_EQUALS("A;B;C\nA;C\nC\n", getConfigsStr(filedata));
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}
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void setPlatformInfo() {
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Settings settings;
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Preprocessor preprocessor(settings, this);
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// read code with simplecpp..
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const char filedata[] = "#if sizeof(long) == 4\n"
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"1\n"
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"#else\n"
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"2\n"
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"#endif\n";
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std::istringstream istr(filedata);
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std::vector<std::string> files;
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simplecpp::TokenList tokens(istr, files, "test.c");
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// preprocess code with unix32 platform..
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settings.platform(Settings::PlatformType::Unix32);
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preprocessor.setPlatformInfo(&tokens);
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ASSERT_EQUALS("\n1", preprocessor.getcode(tokens, "", files, false));
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// preprocess code with unix64 platform..
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settings.platform(Settings::PlatformType::Unix64);
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preprocessor.setPlatformInfo(&tokens);
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ASSERT_EQUALS("\n\n\n2", preprocessor.getcode(tokens, "", files, false));
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}
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void includeguard1() {
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// Handling include guards..
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const char filedata[] = "#file \"abc.h\"\n"
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"#ifndef abcH\n"
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"#define abcH\n"
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"#endif\n"
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"#endfile\n"
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"#ifdef ABC\n"
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"#endif";
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ASSERT_EQUALS("\nABC\n", getConfigsStr(filedata));
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}
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void includeguard2() {
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// Handling include guards..
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const char filedata[] = "#file \"abc.h\"\n"
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"foo\n"
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"#ifdef ABC\n"
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"\n"
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"#endif\n"
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"#endfile\n";
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ASSERT_EQUALS("\nABC\n", getConfigsStr(filedata));
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}
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void ifdefwithfile() {
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// Handling include guards..
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const char filedata[] = "#ifdef ABC\n"
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"#file \"abc.h\"\n"
|
|
"class A{};/*\n\n\n\n\n\n\n*/\n"
|
|
"#endfile\n"
|
|
"#endif\n"
|
|
"int main() {}\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Expected configurations: "" and "ABC"
|
|
ASSERT_EQUALS(2, actual.size());
|
|
ASSERT_EQUALS("\n\n\nint main ( ) { }", actual[""]);
|
|
ASSERT_EQUALS("\n#line 1 \"abc.h\"\nclass A { } ;\n#line 4 \"file.c\"\n int main ( ) { }", actual["ABC"]);
|
|
}
|
|
|
|
void if0() {
|
|
const char filedata[] = " # if /* comment */ 0 // comment\n"
|
|
"#ifdef WIN32\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if1() {
|
|
const char filedata[] = " # if /* comment */ 1 // comment\n"
|
|
"ABC\n"
|
|
" # endif \n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
|
|
void elif() {
|
|
{
|
|
const char filedata[] = "#if DEF1\n"
|
|
"ABC\n"
|
|
"#elif DEF2\n"
|
|
"DEF\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nDEF1\nDEF2\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#if(defined DEF1)\n"
|
|
"ABC\n"
|
|
"#elif(defined DEF2)\n"
|
|
"DEF\n"
|
|
"#else\n"
|
|
"GHI\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nDEF1\nDEF2\n", getConfigsStr(filedata));
|
|
}
|
|
}
|
|
|
|
void if_cond1() {
|
|
const char filedata[] = "#if LIBVER>100\n"
|
|
" A\n"
|
|
"#else\n"
|
|
" B\n"
|
|
"#endif\n";
|
|
TODO_ASSERT_EQUALS("\nLIBVER=101\n", "\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond2() {
|
|
const char filedata[] = "#ifdef A\n"
|
|
"a\n"
|
|
"#endif\n"
|
|
"#if defined(A) && defined(B)\n"
|
|
"ab\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nA\nA;B\n", getConfigsStr(filedata));
|
|
|
|
if_cond2b();
|
|
if_cond2c();
|
|
if_cond2d();
|
|
if_cond2e();
|
|
}
|
|
|
|
void if_cond2b() {
|
|
const char filedata[] = "#ifndef A\n"
|
|
"!a\n"
|
|
"#ifdef B\n"
|
|
"b\n"
|
|
"#endif\n"
|
|
"#else\n"
|
|
"a\n"
|
|
"#endif\n";
|
|
TODO_ASSERT_EQUALS("\nA;B\n", "\nA\nB\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond2c() {
|
|
const char filedata[] = "#ifndef A\n"
|
|
"!a\n"
|
|
"#ifdef B\n"
|
|
"b\n"
|
|
"#else\n"
|
|
"!b\n"
|
|
"#endif\n"
|
|
"#else\n"
|
|
"a\n"
|
|
"#endif\n";
|
|
TODO_ASSERT_EQUALS("\nA\nA;B\n", "\nA\nB\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond2d() {
|
|
const char filedata[] = "#ifndef A\n"
|
|
"!a\n"
|
|
"#ifdef B\n"
|
|
"b\n"
|
|
"#else\n"
|
|
"!b\n"
|
|
"#endif\n"
|
|
"#else\n"
|
|
"a\n"
|
|
"#ifdef B\n"
|
|
"b\n"
|
|
"#else\n"
|
|
"!b\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nA\nA;B\nB\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond2e() {
|
|
const char filedata[] = "#if !defined(A)\n"
|
|
"!a\n"
|
|
"#elif !defined(B)\n"
|
|
"!b\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nA\nB\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond3() {
|
|
const char filedata[] = "#ifdef A\n"
|
|
"a\n"
|
|
"#if defined(B) && defined(C)\n"
|
|
"abc\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nA\nA;B;C\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond4() {
|
|
{
|
|
const char filedata[] = "#define A\n"
|
|
"#define B\n"
|
|
"#if defined A || defined B\n"
|
|
"ab\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#if A\n"
|
|
"{\n"
|
|
"#if (defined(B))\n"
|
|
"foo();\n"
|
|
"#endif\n"
|
|
"}\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nA\nA;B\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A\n"
|
|
"#define B\n"
|
|
"#if (defined A) || defined (B)\n"
|
|
"ab\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#if (A)\n"
|
|
"foo();\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nA\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#if! A\n"
|
|
"foo();\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nA=0\n", getConfigsStr(filedata));
|
|
}
|
|
}
|
|
|
|
void if_cond5() {
|
|
const char filedata[] = "#if defined(A) && defined(B)\n"
|
|
"ab\n"
|
|
"#endif\n"
|
|
"cd\n"
|
|
"#if defined(B) && defined(A)\n"
|
|
"ef\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nA;B\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond6() {
|
|
const char filedata[] = "\n"
|
|
"#if defined(A) && defined(B))\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nA;B\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond8() {
|
|
const char filedata[] = "#if defined(A) + defined(B) + defined(C) != 1\n"
|
|
"#endif\n";
|
|
TODO_ASSERT_EQUALS("\nA\n", "\nA;B;C\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
|
|
void if_cond9() {
|
|
const char filedata[] = "#if !defined _A\n"
|
|
"abc\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n_A\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond10() {
|
|
const char filedata[] = "#if !defined(a) && !defined(b)\n"
|
|
"#if defined(and)\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
|
|
// Preprocess => don't crash..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
}
|
|
|
|
void if_cond11() {
|
|
const char filedata[] = "#if defined(L_fixunssfdi) && LIBGCC2_HAS_SF_MODE\n"
|
|
"#if LIBGCC2_HAS_DF_MODE\n"
|
|
"#elif FLT_MANT_DIG < W_TYPE_SIZE\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
ASSERT_EQUALS("", errout.str());
|
|
}
|
|
|
|
void if_cond12() {
|
|
const char filedata[] = "#define A (1)\n"
|
|
"#if A == 1\n"
|
|
";\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond13() {
|
|
const char filedata[] = "#if ('A' == 0x41)\n"
|
|
"123\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_cond14() {
|
|
const char filedata[] = "#if !(A)\n"
|
|
"123\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
|
|
|
|
void if_or_1() {
|
|
const char filedata[] = "#if defined(DEF_10) || defined(DEF_11)\n"
|
|
"a1;\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nDEF_10;DEF_11\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_or_2() {
|
|
const char filedata[] = "#if X || Y\n"
|
|
"a1;\n"
|
|
"#endif\n";
|
|
TODO_ASSERT_EQUALS("\nX;Y\n", "\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void if_macro_eq_macro() {
|
|
const char *code = "#define A B\n"
|
|
"#define B 1\n"
|
|
"#define C 1\n"
|
|
"#if A == C\n"
|
|
"Wilma\n"
|
|
"#else\n"
|
|
"Betty\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(code));
|
|
}
|
|
|
|
void ticket_3675() {
|
|
const char* code = "#ifdef YYSTACKSIZE\n"
|
|
"#define YYMAXDEPTH YYSTACKSIZE\n"
|
|
"#else\n"
|
|
"#define YYSTACKSIZE YYMAXDEPTH\n"
|
|
"#endif\n"
|
|
"#if YYDEBUG\n"
|
|
"#endif\n";
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(code, actual);
|
|
|
|
// There's nothing to assert. It just needs to not hang.
|
|
}
|
|
|
|
void ticket_3699() {
|
|
const char* code = "#define INLINE __forceinline\n"
|
|
"#define inline __forceinline\n"
|
|
"#define __forceinline inline\n"
|
|
"#if !defined(_WIN32)\n"
|
|
"#endif\n"
|
|
"INLINE inline __forceinline\n";
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(code, actual);
|
|
|
|
// First, it must not hang. Second, inline must becomes inline, and __forceinline must become __forceinline.
|
|
ASSERT_EQUALS("\n\n\n\n\n$__forceinline $inline $__forceinline", actual[""]);
|
|
}
|
|
|
|
void ticket_4922() { // #4922
|
|
const char* code = "__asm__ \n"
|
|
"{ int extern __value) 0; (double return (\"\" } extern\n"
|
|
"__typeof __finite (__finite) __finite __inline \"__GI___finite\");";
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(code, actual);
|
|
}
|
|
|
|
void macro_simple1() const {
|
|
{
|
|
const char filedata[] = "#define AAA(aa) f(aa)\n"
|
|
"AAA(5);\n";
|
|
ASSERT_EQUALS("\nf ( 5 ) ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define AAA(aa) f(aa)\n"
|
|
"AAA (5);\n";
|
|
ASSERT_EQUALS("\nf ( 5 ) ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
}
|
|
|
|
void macro_simple2() const {
|
|
const char filedata[] = "#define min(x,y) x<y?x:y\n"
|
|
"min(a(),b());\n";
|
|
ASSERT_EQUALS("\na ( ) < b ( ) ? a ( ) : b ( ) ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple3() const {
|
|
const char filedata[] = "#define A 4\n"
|
|
"A AA\n";
|
|
ASSERT_EQUALS("\n4 AA", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple4() const {
|
|
const char filedata[] = "#define TEMP_1 if( temp > 0 ) return 1;\n"
|
|
"TEMP_1\n";
|
|
ASSERT_EQUALS("\nif ( temp > 0 ) return 1 ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple5() const {
|
|
const char filedata[] = "#define ABC if( temp > 0 ) return 1;\n"
|
|
"\n"
|
|
"void foo()\n"
|
|
"{\n"
|
|
" int temp = 0;\n"
|
|
" ABC\n"
|
|
"}\n";
|
|
ASSERT_EQUALS("\n\nvoid foo ( )\n{\nint temp = 0 ;\nif ( temp > 0 ) return 1 ;\n}", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple6() const {
|
|
const char filedata[] = "#define ABC (a+b+c)\n"
|
|
"ABC\n";
|
|
ASSERT_EQUALS("\n( a + b + c )", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple7() const {
|
|
const char filedata[] = "#define ABC(str) str\n"
|
|
"ABC(\"(\")\n";
|
|
ASSERT_EQUALS("\n\"(\"", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple8() const {
|
|
const char filedata[] = "#define ABC 123\n"
|
|
"#define ABCD 1234\n"
|
|
"ABC ABCD\n";
|
|
ASSERT_EQUALS("\n\n123 1234", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple9() const {
|
|
const char filedata[] = "#define ABC(a) f(a)\n"
|
|
"ABC( \"\\\"\" );\n"
|
|
"ABC( \"g\" );\n";
|
|
ASSERT_EQUALS("\nf ( \"\\\"\" ) ;\nf ( \"g\" ) ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple10() const {
|
|
const char filedata[] = "#define ABC(t) t x\n"
|
|
"ABC(unsigned long);\n";
|
|
ASSERT_EQUALS("\nunsigned long x ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple11() const {
|
|
const char filedata[] = "#define ABC(x) delete x\n"
|
|
"ABC(a);\n";
|
|
ASSERT_EQUALS("\ndelete a ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple12() const {
|
|
const char filedata[] = "#define AB ab.AB\n"
|
|
"AB.CD\n";
|
|
ASSERT_EQUALS("\nab . AB . CD", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple13() const {
|
|
const char filedata[] = "#define TRACE(x)\n"
|
|
"TRACE(;if(a))\n";
|
|
ASSERT_EQUALS("", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple14() const {
|
|
const char filedata[] = "#define A \" a \"\n"
|
|
"printf(A);\n";
|
|
ASSERT_EQUALS("\nprintf ( \" a \" ) ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple15() const {
|
|
const char filedata[] = "#define FOO\"foo\"\n"
|
|
"FOO\n";
|
|
ASSERT_EQUALS("\n\"foo\"", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple16() const { // # 4703
|
|
const char filedata[] = "#define MACRO( A, B, C ) class A##B##C##Creator {};\n"
|
|
"MACRO( B\t, U , G )";
|
|
ASSERT_EQUALS("\nclass BUGCreator { } ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple17() const { // # 5074 - the Token::isExpandedMacro() doesn't always indicate properly if token comes from macro
|
|
// It would probably be OK if the generated code was
|
|
// "\n123+$123" since the first 123 comes from the source code
|
|
const char filedata[] = "#define MACRO(A) A+123\n"
|
|
"MACRO(123)";
|
|
ASSERT_EQUALS("\n123 + 123", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_simple18() const { // (1e-7)
|
|
const char filedata1[] = "#define A (1e-7)\n"
|
|
"a=A;";
|
|
ASSERT_EQUALS("\na = ( 1e-7 ) ;", OurPreprocessor::expandMacros(filedata1));
|
|
|
|
const char filedata2[] = "#define A (1E-7)\n"
|
|
"a=A;";
|
|
ASSERT_EQUALS("\na = ( 1E-7 ) ;", OurPreprocessor::expandMacros(filedata2));
|
|
|
|
const char filedata3[] = "#define A (1e+7)\n"
|
|
"a=A;";
|
|
ASSERT_EQUALS("\na = ( 1e+7 ) ;", OurPreprocessor::expandMacros(filedata3));
|
|
|
|
const char filedata4[] = "#define A (1.e+7)\n"
|
|
"a=A;";
|
|
ASSERT_EQUALS("\na = ( 1.e+7 ) ;", OurPreprocessor::expandMacros(filedata4));
|
|
|
|
const char filedata5[] = "#define A (1.7f)\n"
|
|
"a=A;";
|
|
ASSERT_EQUALS("\na = ( 1.7f ) ;", OurPreprocessor::expandMacros(filedata5));
|
|
|
|
const char filedata6[] = "#define A (.1)\n"
|
|
"a=A;";
|
|
ASSERT_EQUALS("\na = ( .1 ) ;", OurPreprocessor::expandMacros(filedata6));
|
|
|
|
const char filedata7[] = "#define A (1.)\n"
|
|
"a=A;";
|
|
ASSERT_EQUALS("\na = ( 1. ) ;", OurPreprocessor::expandMacros(filedata7));
|
|
|
|
const char filedata8[] = "#define A (8.0E+007)\n"
|
|
"a=A;";
|
|
ASSERT_EQUALS("\na = ( 8.0E+007 ) ;", OurPreprocessor::expandMacros(filedata8));
|
|
}
|
|
|
|
void macroInMacro1() const {
|
|
{
|
|
const char filedata[] = "#define A(m) long n = m; n++;\n"
|
|
"#define B(n) A(n)\n"
|
|
"B(0)\n";
|
|
ASSERT_EQUALS("\n\nlong n = 0 ; n ++ ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A B\n"
|
|
"#define B 3\n"
|
|
"A\n";
|
|
ASSERT_EQUALS("\n\n3", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define BC(b, c...) 0##b * 0##c\n"
|
|
"#define ABC(a, b...) a + BC(b)\n"
|
|
"\n"
|
|
"ABC(1);\n" // <- too few parameters
|
|
"ABC(2,3);\n"
|
|
"ABC(4,5,6);\n";
|
|
|
|
ASSERT_EQUALS("\n\n\n1 + 0 * 0 ;\n2 + 03 * 0 ;\n4 + 05 * 06 ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A 4\n"
|
|
"#define B(a) a,A\n"
|
|
"B(2);\n";
|
|
ASSERT_EQUALS("\n\n2 , 4 ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A(x) (x)\n"
|
|
"#define B )A(\n"
|
|
"#define C )A(\n";
|
|
ASSERT_EQUALS("", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A(x) (x*2)\n"
|
|
"#define B A(\n"
|
|
"foo B(i));\n";
|
|
ASSERT_EQUALS("\n\nfoo ( ( i ) * 2 ) ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define foo foo\n"
|
|
"foo\n";
|
|
ASSERT_EQUALS("\nfoo", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] =
|
|
"#define B(A1, A2) } while (0)\n"
|
|
"#define A(name) void foo##name() { do { B(1, 2); }\n"
|
|
"A(0)\n"
|
|
"A(1)\n";
|
|
ASSERT_EQUALS("\n\nvoid foo0 ( ) { do { } while ( 0 ) ; }\nvoid foo1 ( ) { do { } while ( 0 ) ; }", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] =
|
|
"#define B(x) (\n"
|
|
"#define A() B(xx)\n"
|
|
"B(1) A() ) )\n";
|
|
ASSERT_EQUALS("\n\n( ( ) )", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] =
|
|
"#define PTR1 (\n"
|
|
"#define PTR2 PTR1 PTR1\n"
|
|
"int PTR2 PTR2 foo )))) = 0;\n";
|
|
ASSERT_EQUALS("\n\nint ( ( ( ( foo ) ) ) ) = 0 ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] =
|
|
"#define PTR1 (\n"
|
|
"PTR1 PTR1\n";
|
|
ASSERT_EQUALS("\n( (", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
}
|
|
|
|
void macroInMacro2() const {
|
|
const char filedata[] = "#define A(x) a##x\n"
|
|
"#define B 0\n"
|
|
"A(B)\n";
|
|
ASSERT_EQUALS("\n\naB", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_linenumbers() const {
|
|
const char filedata[] = "#define AAA(a)\n"
|
|
"AAA(5\n"
|
|
"\n"
|
|
")\n"
|
|
"int a;\n";
|
|
ASSERT_EQUALS("\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"int a ;",
|
|
OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_nopar() const {
|
|
const char filedata[] = "#define AAA( ) { NULL }\n"
|
|
"AAA()\n";
|
|
ASSERT_EQUALS("\n{ NULL }", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_incdec() const {
|
|
const char filedata[] = "#define M1(X) 1+X\n"
|
|
"#define M2(X) 2-X\n"
|
|
"M1(+1) M2(-1)\n";
|
|
ASSERT_EQUALS("\n\n1 + + 1 2 - - 1", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void macro_switchCase() const {
|
|
{
|
|
// Make sure "case 2" doesn't become "case2"
|
|
const char filedata[] = "#define A( b ) "
|
|
"switch( a ){ "
|
|
"case 2: "
|
|
" break; "
|
|
"}\n"
|
|
"A( 5 );\n";
|
|
ASSERT_EQUALS("\nswitch ( a ) { case 2 : break ; } ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
// Make sure "2 BB" doesn't become "2BB"
|
|
const char filedata[] = "#define A() AA : 2 BB\n"
|
|
"A();\n";
|
|
ASSERT_EQUALS("\nAA : 2 BB ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A }\n"
|
|
"#define B() A\n"
|
|
"#define C( a ) B() break;\n"
|
|
"{C( 2 );\n";
|
|
ASSERT_EQUALS("\n\n\n{ } break ; ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
|
|
{
|
|
const char filedata[] = "#define A }\n"
|
|
"#define B() A\n"
|
|
"#define C( a ) B() _break;\n"
|
|
"{C( 2 );\n";
|
|
ASSERT_EQUALS("\n\n\n{ } _break ; ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
|
|
{
|
|
const char filedata[] = "#define A }\n"
|
|
"#define B() A\n"
|
|
"#define C( a ) B() 5;\n"
|
|
"{C( 2 );\n";
|
|
ASSERT_EQUALS("\n\n\n{ } 5 ; ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
}
|
|
|
|
void macro_NULL() const {
|
|
// See ticket #4482 - UB when passing NULL to variadic function
|
|
ASSERT_EQUALS("\n0", OurPreprocessor::expandMacros("#define null 0\nnull"));
|
|
TODO_ASSERT_EQUALS("\nNULL", "\n0", OurPreprocessor::expandMacros("#define NULL 0\nNULL")); // TODO: Let the tokenizer handle NULL?
|
|
}
|
|
|
|
void string1() {
|
|
const char filedata[] = "int main()"
|
|
"{"
|
|
" const char *a = \"#define A\";"
|
|
"}\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, actual.size());
|
|
ASSERT_EQUALS("int main ( ) { const char * a = \"#define A\" ; }", actual[""]);
|
|
}
|
|
|
|
void string2() const {
|
|
const char filedata[] = "#define AAA 123\n"
|
|
"str = \"AAA\"\n";
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS("\nstr = \"AAA\"", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void string3() const {
|
|
const char filedata[] = "str(\";\");\n";
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS("str ( \";\" ) ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
|
|
void preprocessor_undef() {
|
|
{
|
|
const char filedata[] = "#define AAA int a;\n"
|
|
"#undef AAA\n"
|
|
"#define AAA char b=0;\n"
|
|
"AAA\n";
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS("\n\n\nchar b = 0 ;", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
{
|
|
// ticket #403
|
|
const char filedata[] = "#define z p[2]\n"
|
|
"#undef z\n"
|
|
"int z;\n"
|
|
"z = 0;\n";
|
|
ASSERT_EQUALS("\n\nint z ;\nz = 0 ;", preprocessor0.getcode(filedata, "", ""));
|
|
}
|
|
}
|
|
|
|
void defdef() const {
|
|
const char filedata[] = "#define AAA 123\n"
|
|
"#define AAA 456\n"
|
|
"#define AAA 789\n"
|
|
"AAA\n";
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS("\n\n\n789", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void preprocessor_doublesharp() const {
|
|
// simple testcase without ##
|
|
const char filedata1[] = "#define TEST(var,val) var = val\n"
|
|
"TEST(foo,20);\n";
|
|
ASSERT_EQUALS("\nfoo = 20 ;", OurPreprocessor::expandMacros(filedata1));
|
|
|
|
// simple testcase with ##
|
|
const char filedata2[] = "#define TEST(var,val) var##_##val = val\n"
|
|
"TEST(foo,20);\n";
|
|
ASSERT_EQUALS("\nfoo_20 = 20 ;", OurPreprocessor::expandMacros(filedata2));
|
|
|
|
// concat macroname
|
|
const char filedata3[] = "#define ABCD 123\n"
|
|
"#define A(B) A##B\n"
|
|
"A(BCD)\n";
|
|
ASSERT_EQUALS("\n\n123", OurPreprocessor::expandMacros(filedata3));
|
|
|
|
// Ticket #1802 - inner ## must be expanded before outer macro
|
|
const char filedata4[] = "#define A(B) A##B\n"
|
|
"#define a(B) A(B)\n"
|
|
"a(A(B))\n";
|
|
ASSERT_EQUALS("\n\nAAB", OurPreprocessor::expandMacros(filedata4));
|
|
|
|
// Ticket #1802 - inner ## must be expanded before outer macro
|
|
const char filedata5[] = "#define AB(A,B) A##B\n"
|
|
"#define ab(A,B) AB(A,B)\n"
|
|
"ab(a,AB(b,c))\n";
|
|
ASSERT_EQUALS("\n\nabc", OurPreprocessor::expandMacros(filedata5));
|
|
|
|
// Ticket #1802
|
|
const char filedata6[] = "#define AB_(A,B) A ## B\n"
|
|
"#define AB(A,B) AB_(A,B)\n"
|
|
"#define ab(suf) AB(X, AB_(_, suf))\n"
|
|
"#define X x\n"
|
|
"ab(y)\n";
|
|
ASSERT_EQUALS("\n\n\n\nx_y", OurPreprocessor::expandMacros(filedata6));
|
|
}
|
|
|
|
|
|
|
|
void preprocessor_include_in_str() {
|
|
const char filedata[] = "int main()\n"
|
|
"{\n"
|
|
"const char *a = \"#include <string>\";\n"
|
|
"return 0;\n"
|
|
"}\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, actual.size());
|
|
ASSERT_EQUALS("int main ( )\n{\nconst char * a = \"#include <string>\" ;\nreturn 0 ;\n}", actual[""]);
|
|
}
|
|
|
|
|
|
|
|
|
|
void va_args_1() const {
|
|
const char filedata[] = "#define DBG(fmt...) printf(fmt)\n"
|
|
"DBG(\"[0x%lx-0x%lx)\", pstart, pend);\n";
|
|
|
|
// Preprocess..
|
|
std::string actual = OurPreprocessor::expandMacros(filedata);
|
|
|
|
ASSERT_EQUALS("\nprintf ( \"[0x%lx-0x%lx)\" , pstart , pend ) ;", actual);
|
|
}
|
|
/*
|
|
void va_args_2() const {
|
|
const char filedata[] = "#define DBG(fmt, args...) printf(fmt, ## args)\n"
|
|
"DBG(\"hello\");\n";
|
|
|
|
// Preprocess..
|
|
std::string actual = OurPreprocessor::expandMacros(filedata);
|
|
|
|
// invalid code ASSERT_EQUALS("\nprintf ( \"hello\" ) ;", actual);
|
|
}
|
|
*/
|
|
void va_args_3() const {
|
|
const char filedata[] = "#define FRED(...) { fred(__VA_ARGS__); }\n"
|
|
"FRED(123)\n";
|
|
ASSERT_EQUALS("\n{ fred ( 123 ) ; }", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void va_args_4() const {
|
|
const char filedata[] = "#define FRED(name, ...) name (__VA_ARGS__)\n"
|
|
"FRED(abc, 123)\n";
|
|
ASSERT_EQUALS("\nabc ( 123 )", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void va_args_5() const {
|
|
const char filedata1[] = "#define A(...) #__VA_ARGS__\n"
|
|
"A(123)\n";
|
|
ASSERT_EQUALS("\n\"123\"", OurPreprocessor::expandMacros(filedata1));
|
|
|
|
const char filedata2[] = "#define A(X,...) X(#__VA_ARGS__)\n"
|
|
"A(f,123)\n";
|
|
ASSERT_EQUALS("\nf ( \"123\" )", OurPreprocessor::expandMacros(filedata2));
|
|
}
|
|
|
|
|
|
|
|
void multi_character_character() {
|
|
const char filedata[] = "#define FOO 'ABCD'\n"
|
|
"int main()\n"
|
|
"{\n"
|
|
"if( FOO == 0 );\n"
|
|
"return 0;\n"
|
|
"}\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, actual.size());
|
|
ASSERT_EQUALS("\nint main ( )\n{\nif ( $'ABCD' == 0 ) ;\nreturn 0 ;\n}", actual[""]);
|
|
}
|
|
|
|
|
|
void stringify() const {
|
|
const char filedata[] = "#define STRINGIFY(x) #x\n"
|
|
"STRINGIFY(abc)\n";
|
|
|
|
// expand macros..
|
|
std::string actual = OurPreprocessor::expandMacros(filedata);
|
|
|
|
ASSERT_EQUALS("\n\"abc\"", actual);
|
|
}
|
|
|
|
void stringify2() const {
|
|
const char filedata[] = "#define A(x) g(#x)\n"
|
|
"A(abc);\n";
|
|
|
|
// expand macros..
|
|
std::string actual = OurPreprocessor::expandMacros(filedata);
|
|
|
|
ASSERT_EQUALS("\ng ( \"abc\" ) ;", actual);
|
|
}
|
|
|
|
void stringify3() const {
|
|
const char filedata[] = "#define A(x) g(#x)\n"
|
|
"A( abc);\n";
|
|
|
|
// expand macros..
|
|
std::string actual = OurPreprocessor::expandMacros(filedata);
|
|
|
|
ASSERT_EQUALS("\ng ( \"abc\" ) ;", actual);
|
|
}
|
|
|
|
void stringify4() const {
|
|
const char filedata[] = "#define A(x) #x\n"
|
|
"1 A(\n"
|
|
"abc\n"
|
|
") 2\n";
|
|
|
|
// expand macros..
|
|
std::string actual = OurPreprocessor::expandMacros(filedata);
|
|
|
|
ASSERT_EQUALS("\n1 \"abc\"\n\n2", actual);
|
|
}
|
|
|
|
void stringify5() const {
|
|
const char filedata[] = "#define A(x) a(#x,x)\n"
|
|
"A(foo(\"\\\"\"))\n";
|
|
ASSERT_EQUALS("\na ( \"foo(\\\"\\\\\\\"\\\")\" , foo ( \"\\\"\" ) )", OurPreprocessor::expandMacros(filedata));
|
|
}
|
|
|
|
void pragma() {
|
|
const char filedata[] = "#pragma once\n"
|
|
"void f()\n"
|
|
"{\n"
|
|
"}\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, actual.size());
|
|
ASSERT_EQUALS("\nvoid f ( )\n{\n}", actual[""]);
|
|
}
|
|
|
|
void pragma_asm_1() {
|
|
const char filedata[] = "#pragma asm\n"
|
|
" mov r1, 11\n"
|
|
"#pragma endasm\n"
|
|
"aaa\n"
|
|
"#pragma asm foo\n"
|
|
" mov r1, 11\n"
|
|
"#pragma endasm bar\n"
|
|
"bbb";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, actual.size());
|
|
ASSERT_EQUALS("asm ( )\n;\n\naaa\nasm ( ) ;\n\n\nbbb", actual[""]);
|
|
}
|
|
|
|
void pragma_asm_2() {
|
|
const char filedata[] = "#pragma asm\n"
|
|
" mov @w1, 11\n"
|
|
"#pragma endasm ( temp=@w1 )\n"
|
|
"bbb";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, actual.size());
|
|
ASSERT_EQUALS("asm ( )\n;\n\nbbb", actual[""]);
|
|
}
|
|
|
|
void endifsemicolon() {
|
|
const char filedata[] = "void f() {\n"
|
|
"#ifdef A\n"
|
|
"#endif;\n"
|
|
"}\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(2, actual.size());
|
|
const std::string expected("void f ( ) {\n\n\n}");
|
|
ASSERT_EQUALS(expected, actual[""]);
|
|
ASSERT_EQUALS(expected, actual["A"]);
|
|
}
|
|
|
|
void handle_error() {
|
|
{
|
|
const char filedata[] = "#define A \n"
|
|
"#define B don't want to \\\n"
|
|
"more text\n"
|
|
"void f()\n"
|
|
"{\n"
|
|
" char a = 'a'; // '\n"
|
|
"}\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
ASSERT_EQUALS("", actual[""]);
|
|
ASSERT_EQUALS("", errout.str());
|
|
}
|
|
}
|
|
|
|
void missing_doublequote() {
|
|
{
|
|
const char filedata[] = "#define a\n"
|
|
"#ifdef 1\n"
|
|
"\"\n"
|
|
"#endif\n";
|
|
|
|
// expand macros..
|
|
errout.str("");
|
|
const std::string actual(OurPreprocessor::expandMacros(filedata, this));
|
|
|
|
ASSERT_EQUALS("", actual);
|
|
ASSERT_EQUALS("[file.cpp:3]: (error) No pair for character (\"). Can't process file. File is either invalid or unicode, which is currently not supported.\n", errout.str());
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#file \"abc.h\"\n"
|
|
"#define a\n"
|
|
"\"\n"
|
|
"#endfile\n";
|
|
|
|
// expand macros..
|
|
errout.str("");
|
|
const std::string actual(OurPreprocessor::expandMacros(filedata, this));
|
|
|
|
ASSERT_EQUALS("", actual);
|
|
ASSERT_EQUALS("[abc.h:2]: (error) No pair for character (\"). Can't process file. File is either invalid or unicode, which is currently not supported.\n", errout.str());
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#file \"abc.h\"\n"
|
|
"#define a\n"
|
|
"#endfile\n"
|
|
"\"\n";
|
|
|
|
// expand macros..
|
|
errout.str("");
|
|
const std::string actual(OurPreprocessor::expandMacros(filedata, this));
|
|
|
|
ASSERT_EQUALS("", actual);
|
|
ASSERT_EQUALS("[file.cpp:2]: (error) No pair for character (\"). Can't process file. File is either invalid or unicode, which is currently not supported.\n", errout.str());
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A 1\n"
|
|
"#define B \"\n"
|
|
"int a = A;\n";
|
|
|
|
// expand macros..
|
|
errout.str("");
|
|
const std::string actual(OurPreprocessor::expandMacros(filedata, this));
|
|
|
|
ASSERT_EQUALS("", actual);
|
|
ASSERT_EQUALS("[file.cpp:2]: (error) No pair for character (\"). Can't process file. File is either invalid or unicode, which is currently not supported.\n", errout.str());
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "void foo()\n"
|
|
"{\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"int a = 0;\n"
|
|
"printf(Text\");\n"
|
|
"}\n";
|
|
|
|
// expand macros..
|
|
errout.str("");
|
|
OurPreprocessor::expandMacros(filedata, this);
|
|
|
|
ASSERT_EQUALS("[file.cpp:7]: (error) No pair for character (\"). Can't process file. File is either invalid or unicode, which is currently not supported.\n", errout.str());
|
|
}
|
|
}
|
|
|
|
|
|
void define_part_of_func() {
|
|
const char filedata[] = "#define A g(\n"
|
|
"void f() {\n"
|
|
" A );\n"
|
|
" }\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, actual.size());
|
|
ASSERT_EQUALS("\nvoid f ( ) {\n$g $( ) ;\n}", actual[""]);
|
|
ASSERT_EQUALS("", errout.str());
|
|
}
|
|
|
|
void conditionalDefine() {
|
|
const char filedata[] = "#ifdef A\n"
|
|
"#define N 10\n"
|
|
"#else\n"
|
|
"#define N 20\n"
|
|
"#endif\n"
|
|
"N";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(2, actual.size());
|
|
ASSERT_EQUALS("\n\n\n\n\n$20", actual[""]);
|
|
ASSERT_EQUALS("\n\n\n\n\n$10", actual["A"]);
|
|
ASSERT_EQUALS("", errout.str());
|
|
}
|
|
|
|
void macro_parameters() {
|
|
errout.str("");
|
|
const char filedata[] = "#define BC(a, b, c, arg...) \\\n"
|
|
"AB(a, b, c, ## arg)\n"
|
|
"\n"
|
|
"void f()\n"
|
|
"{\n"
|
|
" BC(3);\n"
|
|
"}\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, actual.size());
|
|
ASSERT_EQUALS("", actual[""]);
|
|
ASSERT_EQUALS("[file.c:6]: (error) failed to expand 'BC', Wrong number of parameters for macro 'BC'.\n", errout.str());
|
|
}
|
|
|
|
void newline_in_macro() {
|
|
const char filedata[] = "#define ABC(str) printf( str )\n"
|
|
"void f()\n"
|
|
"{\n"
|
|
" ABC(\"\\n\");\n"
|
|
"}\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, actual.size());
|
|
ASSERT_EQUALS("\nvoid f ( )\n{\n$printf $( \"\\n\" $) ;\n}", actual[""]);
|
|
ASSERT_EQUALS("", errout.str());
|
|
}
|
|
|
|
void ifdef_ifdefined() {
|
|
const char filedata[] = "#ifdef ABC\n"
|
|
"A\n"
|
|
"#endif\t\n"
|
|
"#if defined ABC\n"
|
|
"A\n"
|
|
"#endif\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS("", actual[""]);
|
|
ASSERT_EQUALS("\nA\n\n\nA", actual["ABC"]);
|
|
ASSERT_EQUALS(2, actual.size());
|
|
}
|
|
|
|
void define_if1() {
|
|
{
|
|
const char filedata[] = "#define A 0\n"
|
|
"#if A\n"
|
|
"FOO\n"
|
|
"#endif";
|
|
ASSERT_EQUALS("", preprocessor0.getcode(filedata,"",""));
|
|
}
|
|
{
|
|
const char filedata[] = "#define A 1\n"
|
|
"#if A==1\n"
|
|
"FOO\n"
|
|
"#endif";
|
|
ASSERT_EQUALS("\n\nFOO", preprocessor0.getcode(filedata,"",""));
|
|
}
|
|
}
|
|
|
|
void define_if2() {
|
|
const char filedata[] = "#define A 22\n"
|
|
"#define B A\n"
|
|
"#if (B==A) || (B==C)\n"
|
|
"FOO\n"
|
|
"#endif";
|
|
ASSERT_EQUALS("\n\n\nFOO", preprocessor0.getcode(filedata,"",""));
|
|
}
|
|
|
|
void define_if3() {
|
|
const char filedata[] = "#define A 0\n"
|
|
"#if (A==0)\n"
|
|
"FOO\n"
|
|
"#endif";
|
|
ASSERT_EQUALS("\n\nFOO", preprocessor0.getcode(filedata,"",""));
|
|
}
|
|
|
|
void define_if4() {
|
|
const char filedata[] = "#define X +123\n"
|
|
"#if X==123\n"
|
|
"FOO\n"
|
|
"#endif";
|
|
ASSERT_EQUALS("\n\nFOO", preprocessor0.getcode(filedata,"",""));
|
|
}
|
|
|
|
void define_if5() { // #4516 - #define B (A & 0x00f0)
|
|
{
|
|
const char filedata[] = "#define A 0x0010\n"
|
|
"#define B (A & 0x00f0)\n"
|
|
"#if B==0x0010\n"
|
|
"FOO\n"
|
|
"#endif";
|
|
ASSERT_EQUALS("\n\n\nFOO", preprocessor0.getcode(filedata,"",""));
|
|
}
|
|
{
|
|
const char filedata[] = "#define A 0x00f0\n"
|
|
"#define B (16)\n"
|
|
"#define C (B & A)\n"
|
|
"#if C==0x0010\n"
|
|
"FOO\n"
|
|
"#endif";
|
|
ASSERT_EQUALS("\n\n\n\nFOO", preprocessor0.getcode(filedata,"",""));
|
|
}
|
|
{
|
|
const char filedata[] = "#define A (1+A)\n" // don't hang for recursive macros
|
|
"#if A==1\n"
|
|
"FOO\n"
|
|
"#endif";
|
|
ASSERT_EQUALS("\n\nFOO", preprocessor0.getcode(filedata,"",""));
|
|
}
|
|
}
|
|
|
|
void define_if6() { // #4516 - #define B (A?1:-1)
|
|
const char filedata[] = "#ifdef A\n"
|
|
"#define B (A?1:-1)\n"
|
|
"#endif\n"
|
|
"\n"
|
|
"#if B < 0\n"
|
|
"123\n"
|
|
"#endif\n"
|
|
"\n"
|
|
"#if B >= 0\n"
|
|
"456\n"
|
|
"#endif\n";
|
|
const std::string actualA0 = preprocessor0.getcode(filedata, "A=0", "test.c");
|
|
ASSERT_EQUALS(true, actualA0.find("123") != std::string::npos);
|
|
ASSERT_EQUALS(false, actualA0.find("456") != std::string::npos);
|
|
const std::string actualA1 = preprocessor0.getcode(filedata, "A=1", "test.c");
|
|
ASSERT_EQUALS(false, actualA1.find("123") != std::string::npos);
|
|
ASSERT_EQUALS(true, actualA1.find("456") != std::string::npos);
|
|
}
|
|
|
|
void define_ifdef() {
|
|
{
|
|
const char filedata[] = "#define ABC\n"
|
|
"#ifndef ABC\n"
|
|
"A\n"
|
|
"#else\n"
|
|
"B\n"
|
|
"#endif\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, (int)actual.size());
|
|
ASSERT_EQUALS("\n\n\n\nB", actual[""]);
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A 1\n"
|
|
"#ifdef A\n"
|
|
"A\n"
|
|
"#endif\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, (int)actual.size());
|
|
ASSERT_EQUALS("\n\n$1", actual[""]);
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A 1\n"
|
|
"#if A==1\n"
|
|
"A\n"
|
|
"#endif\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, (int)actual.size());
|
|
ASSERT_EQUALS("\n\n$1", actual[""]);
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A 1\n"
|
|
"#if A>0\n"
|
|
"A\n"
|
|
"#endif\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, (int)actual.size());
|
|
ASSERT_EQUALS("\n\n$1", actual[""]);
|
|
}
|
|
|
|
{
|
|
const char filedata[] = "#define A 1\n"
|
|
"#if 0\n"
|
|
"#undef A\n"
|
|
"#endif\n"
|
|
"A\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1, (int)actual.size());
|
|
ASSERT_EQUALS("\n\n\n\n$1", actual[""]);
|
|
}
|
|
}
|
|
|
|
void define_ifndef1() {
|
|
const char filedata[] = "#define A(x) (x)\n"
|
|
"#ifndef A\n"
|
|
";\n"
|
|
"#endif\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(1U, actual.size());
|
|
ASSERT_EQUALS("", actual[""]);
|
|
}
|
|
|
|
void define_ifndef2() {
|
|
const char filedata[] = "#ifdef A\n"
|
|
"#define B char\n"
|
|
"#endif\n"
|
|
"#ifndef B\n"
|
|
"#define B int\n"
|
|
"#endif\n"
|
|
"B me;\n";
|
|
|
|
// Preprocess => actual result..
|
|
ASSERT_EQUALS("\n\n\n\n\n\n$int me ;", preprocessor0.getcode(filedata, "", "a.cpp"));
|
|
ASSERT_EQUALS("\n\n\n\n\n\n$char me ;", preprocessor0.getcode(filedata, "A", "a.cpp"));
|
|
}
|
|
|
|
void ifndef_define() {
|
|
const char filedata[] = "#ifndef A\n"
|
|
"#define A(x) x\n"
|
|
"#endif\n"
|
|
"A(123);";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
ASSERT_EQUALS(1U, actual.size());
|
|
ASSERT_EQUALS("\n\n\n123 ;", actual[""]);
|
|
}
|
|
|
|
void undef_ifdef() {
|
|
const char filedata[] = "#undef A\n"
|
|
"#ifdef A\n"
|
|
"123\n"
|
|
"#endif\n";
|
|
|
|
// Preprocess => actual result..
|
|
ASSERT_EQUALS("", preprocessor0.getcode(filedata, "", "a.cpp"));
|
|
ASSERT_EQUALS("", preprocessor0.getcode(filedata, "A", "a.cpp"));
|
|
}
|
|
|
|
void redundant_config() {
|
|
const char filedata[] = "int main() {\n"
|
|
"#ifdef FOO\n"
|
|
"#ifdef BAR\n"
|
|
" std::cout << 1;\n"
|
|
"#endif\n"
|
|
"#endif\n"
|
|
"\n"
|
|
"#ifdef BAR\n"
|
|
"#ifdef FOO\n"
|
|
" std::cout << 2;\n"
|
|
"#endif\n"
|
|
"#endif\n"
|
|
"}\n";
|
|
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS(4, (int)actual.size());
|
|
ASSERT(actual.find("") != actual.end());
|
|
ASSERT(actual.find("BAR") != actual.end());
|
|
ASSERT(actual.find("FOO") != actual.end());
|
|
ASSERT(actual.find("BAR;FOO") != actual.end());
|
|
}
|
|
|
|
|
|
void endfile() {
|
|
const char filedata[] = "char a[] = \"#endfile\";\n"
|
|
"char b[] = \"#endfile\";\n"
|
|
"#include \"notfound.h\"\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// Compare results..
|
|
ASSERT_EQUALS("char a [ ] = \"#endfile\" ;\nchar b [ ] = \"#endfile\" ;", actual[""]);
|
|
ASSERT_EQUALS(1, (int)actual.size());
|
|
}
|
|
|
|
void dup_defines() {
|
|
const char filedata[] = "#ifdef A\n"
|
|
"#define B\n"
|
|
"#if defined(B) && defined(A)\n"
|
|
"a\n"
|
|
"#else\n"
|
|
"b\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
|
|
// Preprocess => actual result..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
|
|
// B will always be defined if A is defined; the following test
|
|
// cases should be fixed whenever this other bug is fixed
|
|
ASSERT_EQUALS(2U, actual.size());
|
|
|
|
ASSERT_EQUALS_MSG(true, (actual.find("A") != actual.end()), "A is expected to be checked but it was not checked");
|
|
|
|
ASSERT_EQUALS_MSG(true, (actual.find("A;A;B") == actual.end()), "A;A;B is expected to NOT be checked but it was checked");
|
|
}
|
|
|
|
void invalid_define_1() {
|
|
std::map<std::string, std::string> actual;
|
|
preprocess("#define =\n", actual); // don't hang
|
|
}
|
|
|
|
void invalid_define_2() { // #4036
|
|
std::map<std::string, std::string> actual;
|
|
preprocess("#define () {(int f(x) }\n", actual); // don't hang
|
|
}
|
|
|
|
void inline_suppression_for_missing_include_internal(bool checkConfig) {
|
|
Preprocessor::missingIncludeFlag = false;
|
|
Preprocessor::missingSystemIncludeFlag = false;
|
|
Settings settings;
|
|
settings.checkConfiguration = checkConfig;
|
|
settings.inlineSuppressions = true;
|
|
settings.severity.clear();
|
|
// --check-config needs to report this regardless of the emanled checks
|
|
if (!checkConfig)
|
|
settings.checks.enable(Checks::missingInclude);
|
|
Preprocessor preprocessor(settings, this);
|
|
|
|
const std::string code("// cppcheck-suppress missingInclude\n"
|
|
"#include \"missing.h\"\n"
|
|
"// cppcheck-suppress missingIncludeSystem\n"
|
|
"#include <missing2.h>\n");
|
|
// Don't report that the include is missing
|
|
errout.str("");
|
|
preprocessor.getcode(code, "", "test.c");
|
|
ASSERT_EQUALS("", errout.str());
|
|
ASSERT_EQUALS(false, Preprocessor::missingIncludeFlag);
|
|
ASSERT_EQUALS(false, Preprocessor::missingSystemIncludeFlag);
|
|
|
|
auto suppressions = settings.nomsg.getSuppressions();
|
|
ASSERT_EQUALS(2, suppressions.size());
|
|
|
|
auto suppr = suppressions.front();
|
|
suppressions.pop_front();
|
|
ASSERT_EQUALS("missingInclude", suppr.errorId);
|
|
ASSERT_EQUALS("test.c", suppr.fileName);
|
|
ASSERT_EQUALS(2, suppr.lineNumber);
|
|
ASSERT_EQUALS(true, suppr.checked);
|
|
ASSERT_EQUALS(true, suppr.matched);
|
|
|
|
suppr = suppressions.front();
|
|
suppressions.pop_front();
|
|
ASSERT_EQUALS("missingIncludeSystem", suppr.errorId);
|
|
ASSERT_EQUALS("test.c", suppr.fileName);
|
|
ASSERT_EQUALS(4, suppr.lineNumber);
|
|
ASSERT_EQUALS(true, suppr.checked);
|
|
ASSERT_EQUALS(true, suppr.matched);
|
|
}
|
|
|
|
void inline_suppression_for_missing_include() {
|
|
inline_suppression_for_missing_include_internal(false);
|
|
}
|
|
|
|
void inline_suppression_for_missing_include_check_config() {
|
|
inline_suppression_for_missing_include_internal(true);
|
|
}
|
|
|
|
void predefine1() {
|
|
const std::string src("#if defined X || Y\n"
|
|
"Fred & Wilma\n"
|
|
"#endif\n");
|
|
std::string actual = preprocessor0.getcode(src, "X=1", "test.c");
|
|
|
|
ASSERT_EQUALS("\nFred & Wilma", actual);
|
|
}
|
|
|
|
void predefine2() {
|
|
const std::string src("#if defined(X) && Y\n"
|
|
"Fred & Wilma\n"
|
|
"#endif\n");
|
|
{
|
|
std::string actual = preprocessor0.getcode(src, "X=1", "test.c");
|
|
ASSERT_EQUALS("", actual);
|
|
}
|
|
|
|
{
|
|
std::string actual = preprocessor0.getcode(src, "X=1;Y=2", "test.c");
|
|
ASSERT_EQUALS("\nFred & Wilma", actual);
|
|
}
|
|
}
|
|
|
|
void predefine3() {
|
|
// #2871 - define in source is not used if -D is used
|
|
const char code[] = "#define X 1\n"
|
|
"#define Y X\n"
|
|
"#if (X == Y)\n"
|
|
"Fred & Wilma\n"
|
|
"#endif\n";
|
|
const std::string actual = preprocessor0.getcode(code, "TEST", "test.c");
|
|
ASSERT_EQUALS("\n\n\nFred & Wilma", actual);
|
|
}
|
|
|
|
void predefine4() {
|
|
// #3577
|
|
const char code[] = "char buf[X];\n";
|
|
const std::string actual = preprocessor0.getcode(code, "X=123", "test.c");
|
|
ASSERT_EQUALS("char buf [ $123 ] ;", actual);
|
|
}
|
|
|
|
void predefine5() { // #3737, #5119 - automatically define __cplusplus
|
|
// #3737...
|
|
const char code[] = "#ifdef __cplusplus\n123\n#endif";
|
|
ASSERT_EQUALS("", preprocessor0.getcode(code, "", "test.c"));
|
|
ASSERT_EQUALS("\n123", preprocessor0.getcode(code, "", "test.cpp"));
|
|
}
|
|
|
|
void predefine6() { // automatically define __STDC_VERSION__
|
|
const char code[] = "#ifdef __STDC_VERSION__\n123\n#endif";
|
|
ASSERT_EQUALS("\n123", preprocessor0.getcode(code, "", "test.c"));
|
|
ASSERT_EQUALS("", preprocessor0.getcode(code, "", "test.cpp"));
|
|
}
|
|
|
|
void invalidElIf() {
|
|
// #2942 - segfault
|
|
const char code[] = "#elif (){\n";
|
|
const std::string actual = preprocessor0.getcode(code, "TEST", "test.c");
|
|
ASSERT_EQUALS("", actual);
|
|
}
|
|
|
|
void getConfigs1() {
|
|
const char filedata[] = "#ifdef WIN32 \n"
|
|
" abcdef\n"
|
|
"#else \n"
|
|
" qwerty\n"
|
|
"#endif \n";
|
|
|
|
ASSERT_EQUALS("\nWIN32\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs2() {
|
|
const char filedata[] = "# ifndef WIN32\n"
|
|
" \" # ifdef WIN32\" // a comment\n"
|
|
" # else \n"
|
|
" qwerty\n"
|
|
" # endif \n";
|
|
ASSERT_EQUALS("\nWIN32\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs3() {
|
|
const char filedata[] = "#ifdef ABC\n"
|
|
"a\n"
|
|
"#ifdef DEF\n"
|
|
"b\n"
|
|
"#endif\n"
|
|
"c\n"
|
|
"#endif\n";
|
|
|
|
ASSERT_EQUALS("\nABC\nABC;DEF\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs4() {
|
|
const char filedata[] = "#ifdef ABC\n"
|
|
"A\n"
|
|
"#endif\t\n"
|
|
"#ifdef ABC\n"
|
|
"A\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nABC\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs5() {
|
|
const char filedata[] = "#ifdef ABC\n"
|
|
"A\n"
|
|
"#else\n"
|
|
"B\n"
|
|
"#ifdef DEF\n"
|
|
"C\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nABC\nDEF\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs7() {
|
|
const char filedata[] = "#ifdef ABC\n"
|
|
"A\n"
|
|
"#ifdef ABC\n"
|
|
"B\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nABC\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs7a() {
|
|
const char filedata[] = "#ifndef ABC\n"
|
|
"A\n"
|
|
"#ifndef ABC\n"
|
|
"B\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs7b() {
|
|
const char filedata[] = "#ifndef ABC\n"
|
|
"A\n"
|
|
"#ifdef ABC\n"
|
|
"B\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nABC\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs7c() {
|
|
const char filedata[] = "#ifdef ABC\n"
|
|
"A\n"
|
|
"#ifndef ABC\n"
|
|
"B\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nABC\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs7d() {
|
|
const char filedata[] = "#if defined(ABC)\n"
|
|
"A\n"
|
|
"#if defined(ABC)\n"
|
|
"B\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nABC\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs7e() {
|
|
const char filedata[] = "#ifdef ABC\n"
|
|
"#file \"test.h\"\n"
|
|
"#ifndef test_h\n"
|
|
"#define test_h\n"
|
|
"#ifdef ABC\n"
|
|
"#endif\n"
|
|
"#endif\n"
|
|
"#endfile\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nABC\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs8() {
|
|
const char filedata[] = "#if A == 1\n"
|
|
"1\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nA=1\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs10() { // Ticket #5139
|
|
const char filedata[] = "#define foo a.foo\n"
|
|
"#define bar foo\n"
|
|
"#define baz bar+0\n"
|
|
"#if 0\n"
|
|
"#endif";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigs11() { // #9832 - include guards
|
|
const char filedata[] = "#file \"test.h\"\n"
|
|
"#if !defined(test_h)\n"
|
|
"#define test_h\n"
|
|
"123\n"
|
|
"#endif\n"
|
|
"#endfile\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigsError() {
|
|
const char filedata1[] = "#ifndef X\n"
|
|
"#error \"!X\"\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("X\n", getConfigsStr(filedata1));
|
|
|
|
const char filedata2[] = "#ifdef X\n"
|
|
"#ifndef Y\n"
|
|
"#error \"!Y\"\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nX;Y\nY\n", getConfigsStr(filedata2));
|
|
}
|
|
|
|
void getConfigsD1() {
|
|
const char filedata[] = "#ifdef X\n"
|
|
"#else\n"
|
|
"#ifdef Y\n"
|
|
"#endif\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata, "-DX"));
|
|
ASSERT_EQUALS("\nX\nY\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigsU1() {
|
|
const char filedata[] = "#ifdef X\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata, "-UX"));
|
|
ASSERT_EQUALS("\nX\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigsU2() {
|
|
const char filedata[] = "#ifndef X\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata, "-UX"));
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata)); // no #else
|
|
}
|
|
|
|
void getConfigsU3() {
|
|
const char filedata[] = "#ifndef X\n"
|
|
"Fred & Wilma\n"
|
|
"#else\n"
|
|
"Barney & Betty\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata, "-UX"));
|
|
ASSERT_EQUALS("\nX\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigsU4() {
|
|
const char filedata[] = "#if defined(X) || defined(Y) || defined(Z)\n"
|
|
"#else\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nY;Z\n", getConfigsStr(filedata, "-UX"));
|
|
ASSERT_EQUALS("\nX;Y;Z\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigsU5() {
|
|
const char filedata[] = "#if X==1\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\n", getConfigsStr(filedata, "-UX"));
|
|
ASSERT_EQUALS("\nX=1\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigsU6() {
|
|
const char filedata[] = "#if X==0\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nX=0\n", getConfigsStr(filedata, "-UX"));
|
|
ASSERT_EQUALS("\nX=0\n", getConfigsStr(filedata));
|
|
}
|
|
|
|
void getConfigsU7() {
|
|
const char code[] = "#ifndef Y\n"
|
|
"#else\n"
|
|
"#endif\n";
|
|
ASSERT_EQUALS("\nY\n", getConfigsStr(code, "-DX"));
|
|
}
|
|
|
|
|
|
void validateCfg1() {
|
|
Preprocessor preprocessor(settings0, this);
|
|
|
|
std::vector<std::string> files(1, "test.c");
|
|
simplecpp::MacroUsage macroUsage(files, false);
|
|
macroUsage.useLocation.fileIndex = 0;
|
|
macroUsage.useLocation.line = 1;
|
|
macroUsage.macroName = "X";
|
|
std::list<simplecpp::MacroUsage> macroUsageList(1, macroUsage);
|
|
|
|
ASSERT_EQUALS(true, preprocessor.validateCfg("", macroUsageList));
|
|
ASSERT_EQUALS(false, preprocessor.validateCfg("X",macroUsageList));
|
|
ASSERT_EQUALS(false, preprocessor.validateCfg("A=42;X", macroUsageList));
|
|
ASSERT_EQUALS(true, preprocessor.validateCfg("X=1", macroUsageList));
|
|
ASSERT_EQUALS(true, preprocessor.validateCfg("Y", macroUsageList));
|
|
|
|
macroUsageList.front().macroValueKnown = true; // #8404
|
|
ASSERT_EQUALS(true, preprocessor.validateCfg("X", macroUsageList));
|
|
}
|
|
|
|
void validateCfg2() {
|
|
const char filedata[] = "#ifdef ABC\n"
|
|
"#endif\n"
|
|
"int i = ABC;";
|
|
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual, "file.cpp");
|
|
ASSERT_EQUALS("[file.cpp:3]: (information) Skipping configuration 'ABC' since the value of 'ABC' is unknown. Use -D if you want to check it. You can use -U to skip it explicitly.\n", errout.str());
|
|
}
|
|
|
|
void if_sizeof() { // #4071
|
|
static const char* code = "#if sizeof(unsigned short) == 2\n"
|
|
"Fred & Wilma\n"
|
|
"#elif sizeof(unsigned short) == 4\n"
|
|
"Fred & Wilma\n"
|
|
"#else\n"
|
|
"#endif";
|
|
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(code, actual);
|
|
ASSERT_EQUALS("\nFred & Wilma", actual[""]);
|
|
}
|
|
|
|
void invalid_ifs() {
|
|
const char filedata[] = "#ifdef\n"
|
|
"#endif\n"
|
|
"#ifdef !\n"
|
|
"#endif\n"
|
|
"#if defined\n"
|
|
"#endif\n"
|
|
"#define f(x) x\n"
|
|
"#if f(2\n"
|
|
"#endif\n"
|
|
"int x;\n";
|
|
|
|
// Preprocess => don't crash..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
}
|
|
|
|
void garbage() {
|
|
const char filedata[] = "V\n"
|
|
"#define X b #endif #line 0 \"x\" ;\n"
|
|
"#if ! defined ( Y ) #endif";
|
|
|
|
// Preprocess => don't crash..
|
|
std::map<std::string, std::string> actual;
|
|
preprocess(filedata, actual);
|
|
}
|
|
|
|
void wrongPathOnErrorDirective() {
|
|
errout.str("");
|
|
Settings settings;
|
|
settings.userDefines = "foo";
|
|
Preprocessor preprocessor(settings, this);
|
|
const std::string code("#error hello world!\n");
|
|
preprocessor.getcode(code, "X", "./././test.c");
|
|
ASSERT_EQUALS("[test.c:1]: (error) #error hello world!\n", errout.str());
|
|
}
|
|
|
|
void testDirectiveIncludeTypes() {
|
|
const char filedata[] = "#define macro some definition\n"
|
|
"#undef macro\n"
|
|
"#ifdef macro\n"
|
|
"#elif some (complex) condition\n"
|
|
"#else\n"
|
|
"#endif\n"
|
|
"#if some other condition\n"
|
|
"#pragma some proprietary content\n"
|
|
"#\n" /* may appear in old C code */
|
|
"#ident some text\n" /* may appear in old C code */
|
|
"#unknownmacro some unpredictable text\n"
|
|
"#warning some warning message\n"
|
|
"#error some error message\n";
|
|
const char dumpdata[] = " <directivelist>\n"
|
|
|
|
" <directive file=\"test.c\" linenr=\"1\" str=\"#define macro some definition\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"2\" str=\"#undef macro\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"3\" str=\"#ifdef macro\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"4\" str=\"#elif some (complex) condition\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"5\" str=\"#else\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"6\" str=\"#endif\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"7\" str=\"#if some other condition\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"8\" str=\"#pragma some proprietary content\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"9\" str=\"#\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"10\" str=\"#ident some text\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"11\" str=\"#unknownmacro some unpredictable text\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"12\" str=\"#warning some warning message\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"13\" str=\"#error some error message\"/>\n"
|
|
" </directivelist>\n";
|
|
|
|
std::ostringstream ostr;
|
|
Preprocessor preprocessor(settings0, this);
|
|
preprocessor.getcode(filedata, "", "test.c");
|
|
preprocessor.dump(ostr);
|
|
ASSERT_EQUALS(dumpdata, ostr.str());
|
|
}
|
|
|
|
void testDirectiveIncludeLocations() {
|
|
const char filedata[] = "#define macro1 val\n"
|
|
"#file \"inc1.h\"\n"
|
|
"#define macro2 val\n"
|
|
"#file \"inc2.h\"\n"
|
|
"#define macro3 val\n"
|
|
"#endfile\n"
|
|
"#define macro4 val\n"
|
|
"#endfile\n"
|
|
"#define macro5 val\n";
|
|
const char dumpdata[] = " <directivelist>\n"
|
|
" <directive file=\"test.c\" linenr=\"1\" str=\"#define macro1 val\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"2\" str=\"#include "inc1.h"\"/>\n"
|
|
" <directive file=\"inc1.h\" linenr=\"1\" str=\"#define macro2 val\"/>\n"
|
|
" <directive file=\"inc1.h\" linenr=\"2\" str=\"#include "inc2.h"\"/>\n"
|
|
" <directive file=\"inc2.h\" linenr=\"1\" str=\"#define macro3 val\"/>\n"
|
|
" <directive file=\"inc1.h\" linenr=\"3\" str=\"#define macro4 val\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"3\" str=\"#define macro5 val\"/>\n"
|
|
" </directivelist>\n";
|
|
|
|
std::ostringstream ostr;
|
|
Preprocessor preprocessor(settings0, this);
|
|
preprocessor.getcode(filedata, "", "test.c");
|
|
preprocessor.dump(ostr);
|
|
ASSERT_EQUALS(dumpdata, ostr.str());
|
|
}
|
|
|
|
void testDirectiveIncludeComments() {
|
|
const char filedata[] = "#ifdef macro2 /* this will be removed */\n"
|
|
"#else /* this will be removed too */\n"
|
|
"#endif /* this will also be removed */\n";
|
|
const char dumpdata[] = " <directivelist>\n"
|
|
" <directive file=\"test.c\" linenr=\"1\" str=\"#ifdef macro2\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"2\" str=\"#else\"/>\n"
|
|
" <directive file=\"test.c\" linenr=\"3\" str=\"#endif\"/>\n"
|
|
" </directivelist>\n";
|
|
|
|
std::ostringstream ostr;
|
|
Preprocessor preprocessor(settings0, this);
|
|
preprocessor.getcode(filedata, "", "test.c");
|
|
preprocessor.dump(ostr);
|
|
ASSERT_EQUALS(dumpdata, ostr.str());
|
|
}
|
|
|
|
void testMissingInclude() {
|
|
Preprocessor::missingIncludeFlag = false;
|
|
Preprocessor::missingSystemIncludeFlag = false;
|
|
|
|
Settings settings;
|
|
settings.severity.clear();
|
|
settings.checks.enable(Checks::missingInclude);
|
|
Preprocessor preprocessor(settings, this);
|
|
|
|
ScopedFile header("header.h", "");
|
|
ScopedFile header2("header2.h", "");
|
|
|
|
std::string code("#include \"missing.h\"\n"
|
|
"#include <header.h>\n"
|
|
"#include <missing2.h>\n"
|
|
"#include \"header2.h\"");
|
|
errout.str("");
|
|
preprocessor.getcode(code, "", "test.c");
|
|
ASSERT_EQUALS(true, Preprocessor::missingIncludeFlag);
|
|
ASSERT_EQUALS(true, Preprocessor::missingSystemIncludeFlag);
|
|
|
|
// the expected messages are emitted outside of the Preprocessor
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
Preprocessor::missingIncludeFlag = false;
|
|
Preprocessor::missingSystemIncludeFlag = false;
|
|
}
|
|
|
|
void testMissingIncludeCheckConfig() {
|
|
Preprocessor::missingIncludeFlag = false;
|
|
Preprocessor::missingSystemIncludeFlag = false;
|
|
|
|
Settings settings;
|
|
settings.checkConfiguration = true;
|
|
settings.severity.clear();
|
|
// needs to be reported regardless of enabled checks
|
|
Preprocessor preprocessor(settings, this);
|
|
|
|
ScopedFile header("header.h", "");
|
|
ScopedFile header2("header2.h", "");
|
|
|
|
std::string code("#include \"missing.h\"\n"
|
|
"#include <header.h>\n"
|
|
"#include <missing2.h>\n"
|
|
"#include \"header2.h\"");
|
|
errout.str("");
|
|
preprocessor.getcode(code, "", "test.c");
|
|
ASSERT_EQUALS(true, Preprocessor::missingIncludeFlag);
|
|
ASSERT_EQUALS(true, Preprocessor::missingSystemIncludeFlag);
|
|
|
|
ASSERT_EQUALS("[test.c:1]: (information) Include file: \"missing.h\" not found.\n"
|
|
"[test.c:3]: (information) Include file: <missing2.h> not found. Please note: Cppcheck does not need standard library headers to get proper results.\n", errout.str());
|
|
|
|
Preprocessor::missingIncludeFlag = false;
|
|
Preprocessor::missingSystemIncludeFlag = false;
|
|
}
|
|
};
|
|
|
|
REGISTER_TEST(TestPreprocessor)
|