| 1 | // RUN: %clang_analyze_cc1 -DNO_CF_OBJECT -verify %s \ |
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| 2 | // RUN: -analyzer-checker=core,osx \ |
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| 3 | // RUN: -analyzer-disable-checker osx.cocoa.RetainCount |
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| 4 | // |
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| 5 | // RUN: %clang_analyze_cc1 -DNO_OS_OBJECT -verify %s \ |
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| 6 | // RUN: -analyzer-checker=core,osx \ |
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| 7 | // RUN: -analyzer-disable-checker osx.OSObjectRetainCount |
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| 8 | // |
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| 9 | // RUN: %clang_analyze_cc1 -DNO_OS_OBJECT -verify %s \ |
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| 10 | // RUN: -analyzer-checker=core,osx \ |
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| 11 | // RUN: -analyzer-config "osx.cocoa.RetainCount:CheckOSObject=false" |
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| 12 | |
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| 13 | #include "os_object_base.h" |
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| 14 | |
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| 15 | typedef const void * CFTypeRef; |
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| 16 | extern CFTypeRef CFRetain(CFTypeRef cf); |
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| 17 | extern void CFRelease(CFTypeRef cf); |
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| 18 | |
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| 19 | #define CF_RETURNS_RETAINED __attribute__((cf_returns_retained)) |
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| 20 | extern CFTypeRef CFCreate() CF_RETURNS_RETAINED; |
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| 21 | |
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| 22 | using size_t = decltype(sizeof(int)); |
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| 23 | |
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| 24 | void cf_overrelease() { |
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| 25 | CFTypeRef cf = CFCreate(); |
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| 26 | CFRelease(cf); |
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| 27 | CFRelease(cf); |
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| 28 | #ifndef NO_CF_OBJECT |
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| 29 | // expected-warning@-2{{Reference-counted object is used after it is released}} |
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| 30 | #endif |
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| 31 | } |
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| 32 | |
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| 33 | void osobject_overrelease() { |
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| 34 | OSObject *o = new OSObject; |
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| 35 | o->release(); |
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| 36 | o->release(); |
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| 37 | #ifndef NO_OS_OBJECT |
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| 38 | // expected-warning@-2{{Reference-counted object is used after it is released}} |
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| 39 | #endif |
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| 40 | } |
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| 41 | |
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