1/* Check that sending messages to variables of type 'Class' does not involve instance methods, unless they reside in root classes.  */
2/* Author: Ziemowit Laski <zlaski@apple.com>  */
3/* { dg-options "-Wstrict-selector-match" } */
4/* { dg-do compile } */
5/* { dg-skip-if "Object interface removed" { *-*-darwin[1-2]* && { lp64 } } { "-fnext-runtime" } { "" } } */
6
7#include <objc/Protocol.h>
8
9@interface Base
10- (unsigned)port; /* { dg-line Base_port } */
11@end
12
13@interface Derived: Base
14- (Object *)port;
15+ (Protocol *)port; /* { dg-line Derived_port_last } */
16- (id)starboard;
17@end
18
19void foo(void) {
20  Class receiver;
21
22  [receiver port];  /* { dg-warning "multiple methods named .\\+port. found" } */
23       /* { dg-message "using .\\-\\(unsigned( int)?\\)port." "" { target *-*-* } Base_port } */
24       /* { dg-message "also found .\\+\\(Protocol \\*\\)port." "" { target *-*-* } Derived_port_last } */
25
26  [receiver starboard];  /* { dg-warning "no .\\+starboard. method found" } */
27       /* { dg-warning "Messages without a matching method signature" "" { target *-*-* } .-1 } */
28       /* { dg-warning "will be assumed to return .id. and accept" "" { target *-*-* } .-2 } */
29       /* { dg-warning ".\.\.\.. as arguments" "" { target *-*-* } .-3 } */
30
31  [Class port];  /* { dg-error ".Class. is not an Objective\\-C class name or alias" } */
32}
33