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