1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 
3 typedef int kern_return_t;
4 typedef kern_return_t IOReturn;
5 #define KERN_SUCCESS 0
6 #define kIOReturnSuccess KERN_SUCCESS
7 
8 class MyServer {
9 public:
10   virtual __attribute__((mig_server_routine)) IOReturn externalMethod();
11   virtual __attribute__((mig_server_routine)) void anotherMethod(); // expected-warning{{'mig_server_routine' attribute only applies to routines that return a kern_return_t}}
12   virtual __attribute__((mig_server_routine)) int yetAnotherMethod(); // expected-warning{{'mig_server_routine' attribute only applies to routines that return a kern_return_t}}
13   [[clang::mig_server_routine]] virtual IOReturn cppAnnotatedMethod();
14   [[clang::mig_server_routine("arg")]] virtual IOReturn cppAnnotatedMethodWithInvalidArgs(); // expected-error{{'mig_server_routine' attribute takes no arguments}}
15   [[clang::mig_server_routine]] virtual int cppInvalidAnnotatedMethod(); // expected-warning{{'mig_server_routine' attribute only applies to routines that return a kern_return_t}}
16 };
17 
externalMethod()18 IOReturn MyServer::externalMethod() {
19   return kIOReturnSuccess;
20 }
21