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Diffstat (limited to 'gcc/testsuite/objc.dg/method-9.m')
-rw-r--r-- | gcc/testsuite/objc.dg/method-9.m | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/gcc/testsuite/objc.dg/method-9.m b/gcc/testsuite/objc.dg/method-9.m new file mode 100644 index 000000000..d755d6ad8 --- /dev/null +++ b/gcc/testsuite/objc.dg/method-9.m @@ -0,0 +1,45 @@ +/* Check if finding multiple signatures for a method is handled gracefully + when method lookup succeeds (see also method-7.m). */ +/* Contributed by Ziemowit Laski <zlaski@apple.com> */ +/* { dg-do compile } */ +/* { dg-options "-Wstrict-selector-match" } */ + + +#include "../objc-obj-c++-shared/Object1.h" + +@protocol MyObject +- (id)initWithData:(Object *)data; +@end + +@protocol SomeOther +- (id)initWithData:(int)data; +@end + +@protocol MyCoding +- (id)initWithData:(id<MyObject, MyCoding>)data; +@end + +@interface NTGridDataObject: Object <MyCoding> +{ + Object<MyCoding> *_data; +} ++ (NTGridDataObject*)dataObject:(id<MyObject, MyCoding>)data; +@end + +@implementation NTGridDataObject +- (id)initWithData:(id<MyObject, MyCoding>)data { + return data; +} ++ (NTGridDataObject*)dataObject:(id<MyObject, MyCoding>)data +{ + NTGridDataObject *result = [[NTGridDataObject alloc] initWithData:data]; + /* { dg-warning "multiple methods named .\\-initWithData:. found" "" { target *-*-* } 35 } */ + /* { dg-message "using .\\-\\(id\\)initWithData:\\(Object \\*\\)data." "" { target *-*-* } 11 } */ + /* { dg-message "also found .\\-\\(id\\)initWithData:\\(id <MyObject, MyCoding>\\)data." "" { target *-*-* } 19 } */ + /* { dg-message "also found .\\-\\(id\\)initWithData:\\(int\\)data." "" { target *-*-* } 15 } */ + + /* The following warning is a consequence of picking the "wrong" method signature. */ + /* { dg-warning "passing argument 1 of .initWithData:. from distinct Objective\\-C type" "" { target *-*-* } 35 } */ + return result; +} +@end |