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Fixed false positive: Member variable not initialized in the constructor with array and (*this) (#5754)

This commit is contained in:
PKEuS 2014-09-29 16:49:20 +02:00
parent cbb8360b30
commit 38af865560
2 changed files with 14 additions and 1 deletions
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4
lib/checkclass.cpp
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@ -528,7 +528,7 @@ void CheckClass::initializeVarList(const Function &func, std::list<const Functio
}
if (!Token::Match(ftok->next(), "::| %var%") &&
!Token::Match(ftok->next(), "this . %var%") &&
!Token::Match(ftok->next(), "*| this . %var%") &&
!Token::Match(ftok->next(), "* %var% =") &&
!Token::Match(ftok->next(), "( * this ) . %var%"))
continue;
@ -700,6 +700,8 @@ void CheckClass::initializeVarList(const Function &func, std::list<const Functio
// Assignment of array item of member variable?
else if (Token::Match(ftok, "* %var% =")) {
assignVar(ftok->next()->str(), scope, usage);
} else if (Token::Match(ftok, "* this . %var% =")) {
assignVar(ftok->strAt(3), scope, usage);
}
// The functions 'clear' and 'Clear' are supposed to initialize variable.

11
test/testconstructors.cpp
View File

@ -2171,6 +2171,17 @@ private:
" char name[255];\n"
"};");
ASSERT_EQUALS("", errout.str());
// #5754
check("class John\n"
"{\n"
"public:\n"
" John() {*this->name = '\\0';}\n"
"\n"
"private:\n"
" char name[255];\n"
"};");
ASSERT_EQUALS("", errout.str());
}
void uninitVarArray3() {