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added testcase for ticket #3844

This commit is contained in:
Ettl Martin 2012-05-28 12:56:24 +02:00
parent 9b2d60bf42
commit e584544915
1 changed files with 17 additions and 0 deletions
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17
test/testuninitvar.cpp
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@ -52,6 +52,7 @@ private:
// checking for uninitialized variables without using the // checking for uninitialized variables without using the
// ExecutionPath functionality // ExecutionPath functionality
TEST_CASE(uninitvar2); TEST_CASE(uninitvar2);
TEST_CASE(uninitvar3); // #3844
} }
void checkUninitVar(const char code[]) { void checkUninitVar(const char code[]) {
@ -553,6 +554,22 @@ private:
ASSERT_EQUALS("", errout.str()); ASSERT_EQUALS("", errout.str());
} }
void uninitvar3() { // #3844
// avoid false positive
checkUninitVar("namespace std _GLIBCXX_VISIBILITY(default)\n"
"{\n"
"_GLIBCXX_BEGIN_NAMESPACE_CONTAINER\n"
" typedef unsigned long _Bit_type;\n"
" struct _Bit_reference\n"
" {\n"
" _Bit_type * _M_p;\n"
" _Bit_type _M_mask;\n"
" _Bit_reference(_Bit_type * __x, _Bit_type __y)\n"
" : _M_p(__x), _M_mask(__y) { }\n"
" };\n"
"}\n");
ASSERT_EQUALS("", errout.str());
}
void uninitvar_bitop() { void uninitvar_bitop() {
checkUninitVar("void foo() {\n" checkUninitVar("void foo() {\n"