1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 
3 typedef int kern_return_t;
4 #define KERN_SUCCESS 0
5 
6 __attribute__((mig_server_routine)) kern_return_t var = KERN_SUCCESS; // expected-warning{{'mig_server_routine' attribute only applies to functions, Objective-C methods, and blocks}}
7 
8 __attribute__((mig_server_routine)) void foo_void(); // expected-warning{{'mig_server_routine' attribute only applies to routines that return a kern_return_t}}
9 __attribute__((mig_server_routine)) int foo_int(); // expected-warning{{'mig_server_routine' attribute only applies to routines that return a kern_return_t}}
10 
11 __attribute__((mig_server_routine)) kern_return_t bar_extern(); // no-warning
12 __attribute__((mig_server_routine)) kern_return_t bar_forward(); // no-warning
13 
bar_definition()14 __attribute__((mig_server_routine)) kern_return_t bar_definition() { // no-warning
15   return KERN_SUCCESS;
16 }
17 
bar_forward()18 kern_return_t bar_forward() { // no-warning
19   return KERN_SUCCESS;
20 }
21 
22 __attribute__((mig_server_routine(123))) kern_return_t bar_with_argument(); // expected-error{{'mig_server_routine' attribute takes no arguments}}
23