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Fixed reporting of unmatched suppressions for unusedFunction (#4946)

This commit is contained in:
PKEuS 2014-09-01 10:13:03 +02:00
parent 47764321f2
commit e35329aba3
6 changed files with 29 additions and 25 deletions
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2
cli/cppcheckexecutor.cpp
View File

@ -770,7 +770,7 @@ int CppCheckExecutor::check_internal(CppCheck& cppcheck, int /*argc*/, const cha
}
if (settings.isEnabled("information") || settings.checkConfiguration)
reportUnmatchedSuppressions(settings.nomsg.getUnmatchedGlobalSuppressions());
reportUnmatchedSuppressions(settings.nomsg.getUnmatchedGlobalSuppressions(settings._jobs == 1 && settings.isEnabled("unusedFunction")));
if (!settings.checkConfiguration) {
cppcheck.tooManyConfigsError("",0U);

2
lib/cppcheck.cpp
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@ -242,7 +242,7 @@ unsigned int CppCheck::processFile(const std::string& filename, const std::strin
}
if (_settings.isEnabled("information") || _settings.checkConfiguration)
reportUnmatchedSuppressions(_settings.nomsg.getUnmatchedLocalSuppressions(filename));
reportUnmatchedSuppressions(_settings.nomsg.getUnmatchedLocalSuppressions(filename, _settings._jobs == 1 && _settings.isEnabled("unusedFunction")));
_errorList.clear();
return exitcode;

20
lib/suppressions.cpp
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@ -265,11 +265,11 @@ bool Suppressions::isSuppressedLocal(const std::string &errorId, const std::stri
return _suppressions[errorId].isSuppressedLocal(file, line);
}
std::list<Suppressions::SuppressionEntry> Suppressions::getUnmatchedLocalSuppressions(const std::string &file) const
std::list<Suppressions::SuppressionEntry> Suppressions::getUnmatchedLocalSuppressions(const std::string &file, bool unusedFunctionChecking) const
{
std::list<SuppressionEntry> r;
for (std::map<std::string, FileMatcher>::const_iterator i = _suppressions.begin(); i != _suppressions.end(); ++i) {
if (i->first == "unusedFunction")
if (!unusedFunctionChecking && i->first == "unusedFunction")
continue; // unusedFunction is not a "local" suppression
std::map<std::string, std::map<unsigned int, bool> >::const_iterator f = i->second._files.find(file);
@ -284,10 +284,13 @@ std::list<Suppressions::SuppressionEntry> Suppressions::getUnmatchedLocalSuppres
return r;
}
std::list<Suppressions::SuppressionEntry> Suppressions::getUnmatchedGlobalSuppressions() const
std::list<Suppressions::SuppressionEntry> Suppressions::getUnmatchedGlobalSuppressions(bool unusedFunctionChecking) const
{
std::list<SuppressionEntry> r;
for (std::map<std::string, FileMatcher>::const_iterator i = _suppressions.begin(); i != _suppressions.end(); ++i) {
if (!unusedFunctionChecking && i->first == "unusedFunction")
continue;
// global suppressions..
for (std::map<std::string, std::map<unsigned int, bool> >::const_iterator g = i->second._globs.begin(); g != i->second._globs.end(); ++g) {
for (std::map<unsigned int, bool>::const_iterator l = g->second.begin(); l != g->second.end(); ++l) {
@ -296,17 +299,6 @@ std::list<Suppressions::SuppressionEntry> Suppressions::getUnmatchedGlobalSuppre
}
}
}
// unusedFunction..
if (i->first == "unusedFunction") {
for (std::map<std::string, std::map<unsigned int, bool> >::const_iterator f = i->second._files.begin(); f != i->second._files.end(); ++f) {
for (std::map<unsigned int, bool>::const_iterator l = f->second.begin(); l != f->second.end(); ++l) {
if (!l->second) {
r.push_back(SuppressionEntry(i->first, f->first, l->first));
}
}
}
}
}
return r;
}

4
lib/suppressions.h
View File

@ -133,13 +133,13 @@ public:
* @brief Returns list of unmatched local (per-file) suppressions.
* @return list of unmatched suppressions
*/
std::list<SuppressionEntry> getUnmatchedLocalSuppressions(const std::string &file) const;
std::list<SuppressionEntry> getUnmatchedLocalSuppressions(const std::string &file, bool unusedFunctionChecking) const;
/**
* @brief Returns list of unmatched global (glob pattern) suppressions.
* @return list of unmatched suppressions
*/
std::list<SuppressionEntry> getUnmatchedGlobalSuppressions() const;
std::list<SuppressionEntry> getUnmatchedGlobalSuppressions(bool unusedFunctionChecking) const;
};
/// @}

2
test/testother.cpp
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@ -244,7 +244,7 @@ private:
CheckOther checkOther(&tokenizer, &settings, &logger);
checkOther.checkSwitchCaseFallThrough();
logger.reportUnmatchedSuppressions(settings.nomsg.getUnmatchedLocalSuppressions(filename));
logger.reportUnmatchedSuppressions(settings.nomsg.getUnmatchedLocalSuppressions(filename, false));
}

24
test/testsuppressions.cpp
View File

@ -44,6 +44,7 @@ private:
TEST_CASE(suppressionsPathSeparator);
TEST_CASE(inlinesuppress_unusedFunction); // #4210 - unusedFunction
TEST_CASE(globalsuppress_unusedFunction); // #4946
TEST_CASE(suppressionWithRelativePaths); // #4733
}
@ -130,7 +131,7 @@ private:
cppCheck.check("test.cpp", code);
reportUnmatchedSuppressions(settings.nomsg.getUnmatchedGlobalSuppressions());
reportUnmatchedSuppressions(settings.nomsg.getUnmatchedGlobalSuppressions(true));
}
void checkSuppressionThreads(const char code[], const std::string &suppression = emptyString) {
@ -153,7 +154,7 @@ private:
executor.check();
reportUnmatchedSuppressions(settings.nomsg.getUnmatchedGlobalSuppressions());
reportUnmatchedSuppressions(settings.nomsg.getUnmatchedGlobalSuppressions(false));
}
// Check the suppression for multiple files
@ -171,7 +172,7 @@ private:
for (int i = 0; names[i] != NULL; ++i)
cppCheck.check(names[i], codes[i]);
reportUnmatchedSuppressions(settings.nomsg.getUnmatchedGlobalSuppressions());
reportUnmatchedSuppressions(settings.nomsg.getUnmatchedGlobalSuppressions(true));
}
void runChecks(void (TestSuppressions::*check)(const char[], const std::string &)) {
@ -323,11 +324,22 @@ private:
ASSERT_EQUALS(true, suppressions.isSuppressed("someid", "test/foo/bar.cpp", 142));
}
void inlinesuppress_unusedFunction() const { // #4210 - wrong report of "unmatchedSuppression" for "unusedFunction"
void inlinesuppress_unusedFunction() const { // #4210, #4946 - wrong report of "unmatchedSuppression" for "unusedFunction"
Suppressions suppressions;
suppressions.addSuppression("unusedFunction", "test.c", 3U);
ASSERT_EQUALS(true, suppressions.getUnmatchedLocalSuppressions("test.c").empty());
ASSERT_EQUALS(false, suppressions.getUnmatchedGlobalSuppressions().empty());
ASSERT_EQUALS(true, !suppressions.getUnmatchedLocalSuppressions("test.c", true).empty());
ASSERT_EQUALS(false, !suppressions.getUnmatchedGlobalSuppressions(true).empty());
ASSERT_EQUALS(false, !suppressions.getUnmatchedLocalSuppressions("test.c", false).empty());
ASSERT_EQUALS(false, !suppressions.getUnmatchedGlobalSuppressions(false).empty());
}
void globalsuppress_unusedFunction() const { // #4946 - wrong report of "unmatchedSuppression" for "unusedFunction"
Suppressions suppressions;
suppressions.addSuppressionLine("unusedFunction:*");
ASSERT_EQUALS(false, !suppressions.getUnmatchedLocalSuppressions("test.c", true).empty());
ASSERT_EQUALS(true, !suppressions.getUnmatchedGlobalSuppressions(true).empty());
ASSERT_EQUALS(false, !suppressions.getUnmatchedLocalSuppressions("test.c", false).empty());
ASSERT_EQUALS(false, !suppressions.getUnmatchedGlobalSuppressions(false).empty());
}
void suppressionWithRelativePaths() {