63 lines
3.6 KiB
Objective-C
63 lines
3.6 KiB
Objective-C
// RUN: %clang_cc1 -fsyntax-only -fobjc-arc -fobjc-runtime-has-weak -verify -fblocks -triple x86_64-apple-darwin10.0.0 %s
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// RUN: %clang_cc1 -x objective-c++ -fsyntax-only -fobjc-arc -fobjc-runtime-has-weak -verify -fblocks -triple x86_64-apple-darwin10.0.0 %s
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#ifdef __cplusplus
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extern "C" {
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#endif
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void *memset(void *, int, __SIZE_TYPE__);
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void *memmove(void *s1, const void *s2, __SIZE_TYPE__ n);
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void *memcpy(void *s1, const void *s2, __SIZE_TYPE__ n);
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#ifdef __cplusplus
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}
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#endif
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void test(id __strong *sip, id __weak *wip, id __autoreleasing *aip,
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id __unsafe_unretained *uip, void *ptr) {
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// All okay.
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memset(sip, 0, 17);
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memset(wip, 0, 17);
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memset(aip, 0, 17);
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memset(uip, 0, 17);
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memcpy(sip, ptr, 17); // expected-warning{{destination for this 'memcpy' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memcpy(wip, ptr, 17); // expected-warning{{destination for this 'memcpy' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memcpy(aip, ptr, 17); // expected-warning{{destination for this 'memcpy' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memcpy(uip, ptr, 17);
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memcpy(ptr, sip, 17); // expected-warning{{source of this 'memcpy' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memcpy(ptr, wip, 17); // expected-warning{{source of this 'memcpy' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memcpy(ptr, aip, 17); // expected-warning{{source of this 'memcpy' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memcpy(ptr, uip, 17);
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memmove(sip, ptr, 17); // expected-warning{{destination for this 'memmove' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memmove(wip, ptr, 17); // expected-warning{{destination for this 'memmove' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memmove(aip, ptr, 17); // expected-warning{{destination for this 'memmove' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memmove(uip, ptr, 17);
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memmove(ptr, sip, 17); // expected-warning{{source of this 'memmove' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memmove(ptr, wip, 17); // expected-warning{{source of this 'memmove' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memmove(ptr, aip, 17); // expected-warning{{source of this 'memmove' call is a pointer to ownership-qualified type}} \
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// expected-note{{explicitly cast the pointer to silence this warning}}
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memmove(ptr, uip, 17);
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}
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void rdar9772982(int i, ...) {
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__builtin_va_list ap;
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__builtin_va_start(ap, i);
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__builtin_va_arg(ap, __strong id); // expected-error{{second argument to 'va_arg' is of ARC ownership-qualified type '__strong id'}}
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__builtin_va_end(ap);
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}
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