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Fixed ticket #578 (missing virtual destructor not detected) 

http://sourceforge.net/apps/trac/cppcheck/ticket/578
This commit is contained in:
Reijo Tomperi 2009-08-10 17:58:13 +03:00
parent 0db35229cb
commit 93604dd344
2 changed files with 36 additions and 2 deletions
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13
src/checkclass.cpp
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@ -710,9 +710,20 @@ void CheckClass::virtualDestructor()
baseName[1] = 0;
// Update derived so it's ready for the next loop.
derived = derived->next();
do
{
if (derived->str() == "{")
break;
if (derived->str() == ",")
{
derived = derived->next();
break;
}
derived = derived->next();
}
while (derived);
// If not public inheritance, skip checking of this base class..
if (! isPublic)

23
test/testclass.cpp
View File

@ -42,6 +42,7 @@ private:
TEST_CASE(virtualDestructor5); // Derived class has empty destructor => no error
TEST_CASE(virtualDestructorProtected);
TEST_CASE(virtualDestructorInherited);
TEST_CASE(virtualDestructorTemplate);
TEST_CASE(uninitVar1);
TEST_CASE(uninitVarEnum);
@ -307,6 +308,28 @@ private:
TODO_ASSERT_EQUALS("[test.cpp:7]: (error) Class A which is inherited by class B does not have a virtual destructor\n", errout.str());
}
void virtualDestructorTemplate()
{
// Base class has protected destructor, it makes Base *p = new Derived(); fail
// during compilation time, so error is not possible. => no error
checkVirtualDestructor("template <typename T> class A\n"
"{\n"
" public:\n"
" virtual ~A(){}\n"
"};\n"
"template <typename T> class AA\n"
"{\n"
" public:\n"
" ~AA(){}\n"
"};\n"
"class B : public A<int>, public AA<double>\n"
"{\n"
" public:\n"
" ~B(){int a;}\n"
"};\n");
ASSERT_EQUALS("[test.cpp:7]: (error) Class AA which is inherited by class B does not have a virtual destructor\n", errout.str());
}
void checkUninitVar(const char code[])
{
// Tokenize..