forked from OSchip/llvm-project
34 lines
840 B
C++
34 lines
840 B
C++
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// RUN: %clang_analyze_cc1 -analyzer-checker=core,osx -analyzer-output=text -verify %s
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// expected-no-diagnostics
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typedef void *CFTypeRef;
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typedef struct _CFURLCacheRef *CFURLCacheRef;
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CFTypeRef CustomCFRetain(CFTypeRef);
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void invalidate(void *);
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struct S1 {
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CFTypeRef s;
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CFTypeRef returnFieldAtPlus0() {
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return s;
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}
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};
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struct S2 {
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S1 *s1;
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};
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void foo(S1 *s1) {
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invalidate(s1);
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S2 s2;
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s2.s1 = s1;
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CustomCFRetain(s1->returnFieldAtPlus0());
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// Definitely no leak end-of-path note here. The retained pointer
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// is still accessible through s1 and s2.
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((void) 0); // no-warning
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// FIXME: Ideally we need to warn after this invalidate(). The per-function
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// retain-release contract is violated: the programmer should release
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// the symbol after it was retained, within the same function.
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invalidate(&s2);
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}
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