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68 lines
3.0 KiB
68 lines
3.0 KiB
// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-runtime-has-weak -fobjc-arc -verify %s
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// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin11 -fsyntax-only -verify -DNOARC %s
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#ifdef NOARC
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// expected-no-diagnostics
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#endif
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int testObjCComparisonRules(void *v, id x, id y) {
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return v == x;
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#ifndef NOARC
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// expected-error@-2 {{implicit conversion of Objective-C pointer type 'id' to C pointer type 'void *' requires a bridged cast}}
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// expected-note@-3 {{use __bridge to convert directly (no change in ownership)}}
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// expected-note@-4 {{use __bridge_retained to make an ARC object available as a +1 'void *'}}
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#endif
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return v >= x;
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#ifndef NOARC
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// expected-error@-2 {{implicit conversion of Objective-C pointer type 'id' to C pointer type 'void *' requires a bridged cast}}
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// expected-note@-3 {{use __bridge to convert directly (no change in ownership)}}
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// expected-note@-4 {{use __bridge_retained to make an ARC object available as a +1 'void *'}}
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#endif
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return v == (id)(void *)0; // OK
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return v == nullptr; // OK
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return v == (void *)0;
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return x == y;
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}
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@class A;
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int testMixedQualComparisonRules(void *v, const void *cv, A *a, const A *ca) {
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return cv == ca;
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#ifndef NOARC
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// expected-error@-2 {{implicit conversion of Objective-C pointer type 'const A *' to C pointer type 'const void *' requires a bridged cast}}
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// expected-note@-3 {{use __bridge to convert directly (no change in ownership)}}
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// expected-note@-4 {{use __bridge_retained to make an ARC object available as a +1 'const void *'}}
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#endif
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// FIXME: The "to" type in this diagnostic is wrong; we should convert to "const void *".
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return v == ca;
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#ifndef NOARC
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// expected-error@-2 {{implicit conversion of Objective-C pointer type 'const A *' to C pointer type 'void *' requires a bridged cast}}
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// expected-note@-3 {{use __bridge to convert directly (no change in ownership)}}
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// expected-note@-4 {{use __bridge_retained to make an ARC object available as a +1 'void *'}}
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#endif
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return cv == a;
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#ifndef NOARC
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// expected-error@-2 {{implicit conversion of Objective-C pointer type 'A *' to C pointer type 'const void *' requires a bridged cast}}
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// expected-note@-3 {{use __bridge to convert directly (no change in ownership)}}
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// expected-note@-4 {{use __bridge_retained to make an ARC object available as a +1 'const void *'}}
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#endif
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// FIXME: Shouldn't these be rejected in ARC mode too?
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return ca == cv;
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return a == cv;
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return ca == v;
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}
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#ifndef NOARC
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int testDoublePtr(void *pv, void **ppv, A *__strong* pspa, A *__weak* pwpa, A *__strong** ppspa) {
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return pv == pspa;
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return pspa == pv;
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return pv == pspa;
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return pv == pwpa;
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return pspa == pwpa; // expected-error {{comparison of distinct pointer types}}
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return ppv == pspa; // expected-error {{comparison of distinct pointer types}}
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return pspa == ppv; // expected-error {{comparison of distinct pointer types}}
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return pv == ppspa;
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return ppv == ppspa; // expected-error{{comparison of distinct pointer types}}
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}
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#endif
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