40 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			40 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
| // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-runtime-has-weak -x objective-c -fobjc-arc -verify %s
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| 
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| void *memset(void *, int, __SIZE_TYPE__);
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| void bzero(void *, __SIZE_TYPE__);
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| void *memcpy(void *, const void *, __SIZE_TYPE__);
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| void *memmove(void *, const void *, __SIZE_TYPE__);
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| 
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| struct Trivial {
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|   int f0;
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|   volatile int f1;
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| };
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| 
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| struct NonTrivial0 {
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|   int f0;
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|   __weak id f1; // expected-note 2 {{non-trivial to default-initialize}} expected-note 2 {{non-trivial to copy}}
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|   volatile int f2;
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|   id f3[10]; // expected-note 2 {{non-trivial to default-initialize}} expected-note 2 {{non-trivial to copy}}
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| };
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| 
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| struct NonTrivial1 {
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|   id f0; // expected-note 2 {{non-trivial to default-initialize}} expected-note 2 {{non-trivial to copy}}
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|   int f1;
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|   struct NonTrivial0 f2;
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| };
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| 
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| void testTrivial(struct Trivial *d, struct Trivial *s) {
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|   memset(d, 0, sizeof(struct Trivial));
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|   bzero(d, sizeof(struct Trivial));
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|   memcpy(d, s, sizeof(struct Trivial));
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|   memmove(d, s, sizeof(struct Trivial));
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| }
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| 
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| void testNonTrivial1(struct NonTrivial1 *d, struct NonTrivial1 *s) {
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|   memset(d, 0, sizeof(struct NonTrivial1)); // expected-warning {{that is not trivial to primitive-default-initialize}} expected-note {{explicitly cast the pointer to silence}}
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|   memset((void *)d, 0, sizeof(struct NonTrivial1));
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|   bzero(d, sizeof(struct NonTrivial1)); // expected-warning {{that is not trivial to primitive-default-initialize}} expected-note {{explicitly cast the pointer to silence}}
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|   memcpy(d, s, sizeof(struct NonTrivial1)); // expected-warning {{that is not trivial to primitive-copy}} expected-note {{explicitly cast the pointer to silence}}
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|   memmove(d, s, sizeof(struct NonTrivial1)); // expected-warning {{that is not trivial to primitive-copy}} expected-note {{explicitly cast the pointer to silence}}
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| }
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