forked from OSchip/llvm-project
54 lines
1.9 KiB
Objective-C
54 lines
1.9 KiB
Objective-C
// RUN: %check_clang_tidy %s bugprone-assert-side-effect %t
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int abort();
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@interface NSObject
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@end
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@interface NSString
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@end
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@interface NSAssertionHandler
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+ (NSAssertionHandler *)currentHandler;
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- handleFailureInMethod:(SEL)cmd object:(NSObject *)obj desc:(NSString *)desc;
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- handleFailureInFunction:(NSString *)desc;
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@end
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#ifndef NDEBUG
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#define NSAssert(condition, description, ...) \
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do { \
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if (__builtin_expect(!(condition), 0)) { \
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[[NSAssertionHandler currentHandler] handleFailureInMethod:_cmd \
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object:self \
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desc:(description)]; \
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} \
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} while (0);
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#define NSCAssert(condition, description, ...) \
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do { \
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if (__builtin_expect(!(condition), 0)) { \
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[[NSAssertionHandler currentHandler] handleFailureInFunction:(description)]; \
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} \
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} while (0);
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#else
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#define NSAssert(condition, description, ...) do {} while (0)
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#define NSCAssert(condition, description, ...) do {} while (0)
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#endif
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@interface I : NSObject
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- (void)foo;
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@end
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@implementation I
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- (void)foo {
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int x = 0;
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NSAssert((++x) == 1, @"Ugh.");
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: side effect in NSAssert() condition discarded in release builds [bugprone-assert-side-effect]
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}
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@end
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void foo() {
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int x = 0;
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NSCAssert((++x) == 1, @"Ugh.");
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: side effect in NSCAssert() condition discarded in release builds [bugprone-assert-side-effect]
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}
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