aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.8.1/gcc/testsuite/obj-c++.dg/method-12.mm
blob: c1f2a39dfa7f9a31761a6d138c6afd81a57f2a19 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
/* 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-options "-Wstrict-selector-match" } */
/* { dg-do compile } */

#include <objc/Protocol.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 *-*-* } 9 } */
       /* { dg-message "also found .\\+\\(Protocol \\*\\)port." "" { target *-*-* } 14 } */

  [receiver starboard];  /* { dg-warning "no .\\+starboard. method found" } */
       /* { dg-warning "Messages without a matching method signature" "" { target *-*-* } 25 } */
       /* { dg-warning "will be assumed to return .id. and accept" "" { target *-*-* } 25 } */
       /* { dg-warning ".\.\.\.. as arguments" "" { target *-*-* } 25 } */

  [Class port];  /* { dg-error ".Class. is not an Objective\\-C class name or alias" } */
}