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Unit test for #3589

This commit is contained in:
PKEuS 2014-03-27 19:16:30 +01:00
parent a6ca3cf2cf
commit 825b8b7c66
1 changed files with 18 additions and 0 deletions
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18
test/testnullpointer.cpp
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@ -59,6 +59,7 @@ private:
TEST_CASE(nullpointer23); // #4665 (false positive)
TEST_CASE(nullpointer24); // #5082 fp: chained assignment
TEST_CASE(nullpointer25); // #5061
TEST_CASE(nullpointer26); // #3589
TEST_CASE(nullpointer_cast); // #4692
TEST_CASE(nullpointer_castToVoid); // #3771
TEST_CASE(pointerCheckAndDeRef); // check if pointer is null and then dereference it
@ -1292,6 +1293,23 @@ private:
ASSERT_EQUALS("[test.cpp:4]: (error) Possible null pointer dereference: array\n", errout.str());
}
void nullpointer26() { // #3589
check("double foo() {\n"
" sk *t1 = foo();\n"
" sk *t2 = foo();\n"
" if ((!t1) && (!t2))\n"
" return 0.0;\n"
" if (t1 && (!t2))\n"
" return t1->Inter();\n"
" if (t2->GetT() == t)\n"
" return t2->Inter();\n"
" if (t2 && (!t1))\n"
" return 0.0;\n"
" return 0;\n"
"}");
ASSERT_EQUALS("", errout.str());
}
void nullpointer_cast() { // #4692
check("char *nasm_skip_spaces(const char *p) {\n"
" if (p)\n"