rt_gccstream/gcc/testsuite/objc.dg/method-6.m

33 lines
1.1 KiB
Objective-C

/* Check that sending messages to variables of type 'Class' does not involve instance methods,
unless they reside in root classes. */
/* Author: Ziemowit Laski <zlaski@apple.com> */
/* { dg-do compile } */
/* { dg-options "-Wstrict-selector-match" } */
#include "../objc-obj-c++-shared/Protocol1.h"
@interface Base
- (unsigned)port;
@end
@interface Derived: Base
- (Object *)port;
+ (Protocol *)port;
- (id)starboard;
@end
void foo(void) {
Class receiver;
[receiver port]; /* { dg-warning "multiple methods named .\\+port. found" } */
/* { dg-message "using .\\-\\(unsigned( int)?\\)port." "" { target *-*-* } 10 } */
/* { dg-message "also found .\\+\\(Protocol \\*\\)port." "" { target *-*-* } 15 } */
[receiver starboard]; /* { dg-warning "no .\\+starboard. method found" } */
/* { dg-warning "Messages without a matching method signature" "" { target *-*-* } 26 } */
/* { dg-warning "will be assumed to return .id. and accept" "" { target *-*-* } 26 } */
/* { dg-warning ".\.\.\.. as arguments" "" { target *-*-* } 26 } */
[Class port]; /* { dg-error ".Class. is not an Objective\\-C class name or alias" } */
}