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