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author | Ben Cheng <bccheng@google.com> | 2013-03-28 11:14:20 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2013-03-28 12:40:33 -0700 |
commit | af0c51ac87ab2a87caa03fa108f0d164987a2764 (patch) | |
tree | 4b8b470f7c5b69642fdab8d0aa1fbc148d02196b /gcc-4.8/gcc/testsuite/objc.dg/method-conflict-2.m | |
parent | d87cae247d39ebf4f5a6bf25c932a14d2fdb9384 (diff) | |
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[GCC 4.8] Initial check-in of GCC 4.8.0
Change-Id: I0719d8a6d0f69b367a6ab6f10eb75622dbf12771
Diffstat (limited to 'gcc-4.8/gcc/testsuite/objc.dg/method-conflict-2.m')
-rw-r--r-- | gcc-4.8/gcc/testsuite/objc.dg/method-conflict-2.m | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/objc.dg/method-conflict-2.m b/gcc-4.8/gcc/testsuite/objc.dg/method-conflict-2.m new file mode 100644 index 000000000..0b0612d77 --- /dev/null +++ b/gcc-4.8/gcc/testsuite/objc.dg/method-conflict-2.m @@ -0,0 +1,34 @@ +/* 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 and method signature, but one as @required and + once as @optional. */ + +/* First, @required conflicting with @optional. */ +@protocol MyProtocol + +@optional ++ (void) method1: (id)x; /* { dg-message "previous declaration" } */ +- (id) method2: (long)x; /* { dg-message "previous declaration" } */ + +@required ++ (void) method1: (id)x; /* { dg-error "declared .@optional. and .@required. at the same time" } */ +- (id) method2: (long)x; /* { dg-error "declared .@optional. and .@required. at the same time" } */ + +@end + +/* Second, @optional conflicting with @required. */ +@protocol MyProtocol2 + +@required ++ (void) method3: (Class)x; /* { dg-message "previous declaration" } */ +- (id *) method4: (long)x; /* { dg-message "previous declaration" } */ + +@optional ++ (void) method3: (Class)x; /* { dg-error "declared .@optional. and .@required. at the same time" } */ +- (id *) method4: (long)x; /* { dg-error "declared .@optional. and .@required. at the same time" } */ + +@end |