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e0e174845b
LocationContext::getDecl() isn't useful for obtaining the "farmed" body because the (synthetic) body statement isn't actually attached to the (natural-grown) declaration in the AST. Differential Revision: https://reviews.llvm.org/D119509
29 lines
730 B
C++
29 lines
730 B
C++
// RUN: %clang_analyze_cc1 -fblocks -analyzer-checker core,unix -verify %s
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namespace std {
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typedef struct once_flag_s {
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int _M_once = 0;
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} once_flag;
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template <class Callable, class... Args>
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void call_once(once_flag &o, Callable&& func, Args&&... args);
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} // namespace std
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typedef __typeof(sizeof(int)) size_t;
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void *malloc(size_t);
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void callee() {}
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void test_no_state_change_in_body_farm() {
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std::once_flag flag;
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call_once(flag, callee); // no-crash
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malloc(1);
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} // expected-warning{{Potential memory leak}}
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void test_no_state_change_in_body_farm_2() {
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void *p = malloc(1);
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std::once_flag flag;
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call_once(flag, callee); // no-crash
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p = 0;
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} // expected-warning{{Potential leak of memory pointed to by 'p'}}
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