forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			41 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			41 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_analyze_cc1 -std=c++14 -DNO_CF_OBJECT -verify %s \
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| // RUN:   -analyzer-checker=core,osx \
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| // RUN:   -analyzer-disable-checker osx.cocoa.RetainCount
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| //
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| // RUN: %clang_analyze_cc1 -std=c++14 -DNO_OS_OBJECT -verify %s \
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| // RUN:   -analyzer-checker=core,osx \
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| // RUN:   -analyzer-disable-checker osx.OSObjectRetainCount
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| //
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| // RUN: %clang_analyze_cc1 -std=c++14 -DNO_OS_OBJECT -verify %s \
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| // RUN:   -analyzer-checker=core,osx \
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| // RUN:   -analyzer-config "osx.cocoa.RetainCount:CheckOSObject=false"
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| 
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| #include "os_object_base.h"
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| 
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| typedef const void * CFTypeRef;
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| extern CFTypeRef CFRetain(CFTypeRef cf);
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| extern void CFRelease(CFTypeRef cf);
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| 
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| #define CF_RETURNS_RETAINED __attribute__((cf_returns_retained))
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| extern CFTypeRef CFCreate() CF_RETURNS_RETAINED;
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| 
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| using size_t = decltype(sizeof(int));
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| 
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| void cf_overrelease() {
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|   CFTypeRef cf = CFCreate();
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|   CFRelease(cf);
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|   CFRelease(cf);
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| #ifndef NO_CF_OBJECT
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|   // expected-warning@-2{{Reference-counted object is used after it is released}}
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| #endif
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| }
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| 
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| void osobject_overrelease() {
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|   OSObject *o = new OSObject;
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|   o->release();
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|   o->release();
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| #ifndef NO_OS_OBJECT
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|   // expected-warning@-2{{Reference-counted object is used after it is released}}
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| #endif
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| }
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