1 // RUN: %clang_cc1 %s -triple i686-pc-win32 -fsyntax-only -std=c++98 -Wmicrosoft -verify -fms-compatibility -fexceptions -fcxx-exceptions
2 
3 
4 //MSVC allows forward enum declaration
5 enum ENUM; // expected-warning {{forward references to 'enum' types are a Microsoft extension}}
6 ENUM *var = 0;
7 ENUM var2 = (ENUM)3;
8 enum ENUM1* var3 = 0;// expected-warning {{forward references to 'enum' types are a Microsoft extension}}
9 
10 typedef void (*FnPtrTy)();
11 void (*PR23733_1)() = static_cast<FnPtrTy>((void *)0); // expected-warning {{static_cast between pointer-to-function and pointer-to-object is a Microsoft extension}}
12 void (*PR23733_2)() = FnPtrTy((void *)0);
13 void (*PR23733_3)() = (FnPtrTy)((void *)0);
14 void (*PR23733_4)() = reinterpret_cast<FnPtrTy>((void *)0);
15 
16 long function_prototype(int a);
17 long (*function_ptr)(int a);
18 
function_to_voidptr_conv()19 void function_to_voidptr_conv() {
20   void *a1 = function_prototype;  // expected-warning {{implicit conversion between pointer-to-function and pointer-to-object is a Microsoft extension}}
21   void *a2 = &function_prototype; // expected-warning {{implicit conversion between pointer-to-function and pointer-to-object is a Microsoft extension}}
22   void *a3 = function_ptr;        // expected-warning {{implicit conversion between pointer-to-function and pointer-to-object is a Microsoft extension}}
23 }
24