59 lines
2.4 KiB
Objective-C
59 lines
2.4 KiB
Objective-C
// RUN: %clang_cc1 -fsyntax-only -fobjc-arc -verify %s
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#if __has_feature(arc_cf_code_audited)
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char _global[-1]; // expected-error {{declared as an array with a negative size}}
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#endif
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typedef const void *CFTypeRef;
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CFTypeRef CFBridgingRetain(id X);
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id CFBridgingRelease(CFTypeRef);
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typedef const struct __CFString *CFStringRef;
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extern CFStringRef CFMakeString0(void);
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#pragma clang arc_cf_code_audited begin
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extern CFStringRef CFCreateString0(void);
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#pragma clang arc_cf_code_audited end
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void test0() {
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id x;
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x = (id) CFMakeString0(); // expected-error {{requires a bridged cast}} expected-note {{__bridge to convert directly}} expected-note {{CFBridgingRelease call to transfer}}
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x = (id) CFCreateString0(); // expected-error {{requires a bridged cast}} expected-note {{CFBridgingRelease call to transfer}}
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}
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extern CFStringRef CFMakeString1(void) __attribute__((cf_returns_not_retained));
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extern CFStringRef CFCreateString1(void) __attribute__((cf_returns_retained));
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void test1() {
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id x;
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x = (id) CFMakeString1();
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x = (id) CFCreateString1(); // expected-error {{requires a bridged cast}} expected-note {{CFBridgingRelease call to transfer}}
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}
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#define CF_AUDIT_BEGIN _Pragma("clang arc_cf_code_audited begin")
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#define CF_AUDIT_END _Pragma("clang arc_cf_code_audited end")
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#define CF_RETURNS_RETAINED __attribute__((cf_returns_retained))
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#define CF_RETURNS_NOT_RETAINED __attribute__((cf_returns_not_retained))
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CF_AUDIT_BEGIN
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extern CFStringRef CFMakeString2(void);
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extern CFStringRef CFCreateString2(void) CF_RETURNS_NOT_RETAINED;
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extern CFStringRef CFMakeString3(void) CF_RETURNS_RETAINED;
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extern CFStringRef CFCreateString3(void);
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CF_AUDIT_END
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void test2() {
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id x;
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x = (id) CFMakeString2();
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x = (id) CFCreateString2();
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x = (id) CFMakeString3(); // expected-error {{requires a bridged cast}} expected-note {{CFBridgingRelease call to transfer}}
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x = (id) CFCreateString3(); // expected-error {{requires a bridged cast}} expected-note {{CFBridgingRelease call to transfer}}
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}
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// rdar://14569171
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@interface NSString @end
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typedef signed int SInt32;
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#pragma clang arc_cf_code_audited begin
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extern SInt32 CFStringGetIntValue(CFStringRef str); // expected-note {{passing argument to parameter 'str' here}}
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#pragma clang arc_cf_code_audited end
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void test3() {
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NSString* answer = @"42";
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int ans = CFStringGetIntValue(answer); // expected-error {{incompatible pointer types passing retainable parameter of type 'NSString *__strong'to a CF function expecting 'CFStringRef'}}
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}
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