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27 lines
1.1 KiB
Objective-C
27 lines
1.1 KiB
Objective-C
/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, December 2010. */
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/* { dg-do compile } */
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#include <objc/objc.h>
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/* Test that you can not declare two methods, in the same protocol,
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with the same name but conflicting method signatures. */
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@protocol MyProtocol
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+ (int) method1: (int)x; /* { dg-message "previous declaration" } */
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+ (float) method1: (int)x; /* { dg-error "duplicate declaration of method .\\+method1." } */
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- (int) method2: (int)x; /* { dg-message "previous declaration" } */
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- (int) method2: (float)x; /* { dg-error "duplicate declaration of method .\\-method2." } */
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@optional
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+ (int *) method3: (int)x; /* { dg-message "previous declaration" } */
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+ (int *) method3: (int **)x; /* { dg-error "duplicate declaration of method .\\+method3." } */
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- (id) method4: (id)x; /* { dg-message "previous declaration" } */
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- (void) method4: (id)x; /* { dg-error "duplicate declaration of method .\\-method4." } */
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@end
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/* We don't test conflicting types between @required and @optional
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methods, as that is tested in method-conflict-2. */
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