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Tests for git pull request #882. #883

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Merged
matthiaskrgr merged 1 commit into from
Mar 26, 2017
Merged

Tests for git pull request #882. #883

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16 changes: 16 additions & 0 deletions test/testmemleak.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -291,6 +291,7 @@ class TestMemleakInFunction : public TestFixture {
TEST_CASE(dealloc_use);
TEST_CASE(dealloc_use_2);
TEST_CASE(dealloc_use_3);
TEST_CASE(dealloc_use_4); // #7960

// free a free'd pointer
TEST_CASE(freefree1);
Expand Down Expand Up @@ -3199,6 +3200,21 @@ class TestMemleakInFunction : public TestFixture {
ASSERT_EQUALS("[test.cpp:5]: (error) Dereferencing 'str' after it is deallocated / released\n", errout.str());
}

void dealloc_use_4() { // #7960
check("class SR {\n"
"public:\n"
" void dostuff();\n"
" int* m_data;\n"
"};\n"
"void SR::dostuff() {\n"
" SR sr;\n"
" delete m_data;\n"
" sr.m_data = new SVec;\n"
" *m_data = 123;\n"
"}");
ASSERT_EQUALS("", errout.str());
}

void freefree1() {
check("void foo()\n"
"{\n"
Expand Down
15 changes: 15 additions & 0 deletions test/testother.cpp
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Expand Up @@ -144,6 +144,7 @@ class TestOther : public TestFixture {

TEST_CASE(redundantVarAssignment);
TEST_CASE(redundantVarAssignment_7133);
TEST_CASE(redundantVarAssignment_stackoverflow);
TEST_CASE(redundantMemWrite);

TEST_CASE(varFuncNullUB);
Expand Down Expand Up @@ -5172,6 +5173,20 @@ class TestOther : public TestFixture {

}

void redundantVarAssignment_stackoverflow() {
check("typedef struct message_node {\n"
" char code;\n"
" size_t size;\n"
" struct message_node *next, *prev;\n"
"} *message_list;\n"
"static message_list remove_message_from_list(message_list m) {\n"
" m->prev->next = m->next;\n"
" m->next->prev = m->prev;\n"
" return m->next;\n"
"}");
ASSERT_EQUALS("", errout.str());
}

void redundantMemWrite() {
// Simple tests
check("void f() {\n"
Expand Down