forked from OSchip/llvm-project
42 lines
702 B
C++
42 lines
702 B
C++
void f(int *p);
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void testUseMiddleArgAfterDelete(int *p) {
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delete p;
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f(p); // warn: use after free
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}
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class SomeClass {
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public:
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void f();
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};
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void test() {
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SomeClass *c = new SomeClass;
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delete c;
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c->f(); // warn: use after free
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}
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void test() {
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int *p = (int *)__builtin_alloca(sizeof(int));
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delete p; // warn: deleting memory allocated by alloca
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}
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void test() {
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int *p = new int;
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delete p;
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delete p; // warn: attempt to free released
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}
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void test() {
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int i;
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delete &i; // warn: delete address of local
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}
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void test() {
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int *p = new int[1];
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delete[] (++p);
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// warn: argument to 'delete[]' is offset by 4 bytes
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// from the start of memory allocated by 'new[]'
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}
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