1// RUN: %clang_cc1 -fsyntax-only -fblocks -verify %s
2
3typedef int kern_return_t;
4#define KERN_SUCCESS 0
5
6@interface NSObject
7@end
8
9@interface I: NSObject
10- (kern_return_t)foo __attribute__((mig_server_routine)); // no-warning
11- (void) bar_void __attribute__((mig_server_routine)); // expected-warning{{'mig_server_routine' attribute only applies to routines that return a kern_return_t}}
12- (int) bar_int __attribute__((mig_server_routine)); // expected-warning{{'mig_server_routine' attribute only applies to routines that return a kern_return_t}}
13@end
14
15@implementation I
16- (kern_return_t)foo {
17  kern_return_t (^block)() = ^ __attribute__((mig_server_routine)) { // no-warning
18    return KERN_SUCCESS;
19  };
20
21  // FIXME: Warn that this block doesn't return a kern_return_t.
22  void (^invalid_block)() = ^ __attribute__((mig_server_routine)) {};
23
24  return block();
25}
26- (void)bar_void {
27}
28- (int)bar_int {
29  return 0;
30}
31@end
32