1*0a6a1f1dSLionel Sambuc // RUN: %clang_cc1 -fsyntax-only -triple i686-pc-win32 -fms-compatibility -fms-compatibility-version=17.00 %s 2f4a2713aSLionel Sambuc // RUN: %clang_cc1 -fsyntax-only -triple i386-mingw32 %s 3f4a2713aSLionel Sambuc 4f4a2713aSLionel Sambuc // Something in MSVC's headers (pulled in e.g. by <crtdefs.h>) defines __null 5f4a2713aSLionel Sambuc // to something, mimick that. 6f4a2713aSLionel Sambuc #define __null 7f4a2713aSLionel Sambuc 8f4a2713aSLionel Sambuc #include <stddef.h> 9f4a2713aSLionel Sambuc 10f4a2713aSLionel Sambuc // __null is used as a type annotation in MS headers, with __null defined to 11f4a2713aSLionel Sambuc // nothing in regular builds. This should continue to work even with stddef.h 12f4a2713aSLionel Sambuc // included. f(__null void * p)13f4a2713aSLionel Sambucvoid f(__null void* p) { } 14f4a2713aSLionel Sambuc 15f4a2713aSLionel Sambuc // NULL should work fine even with __null defined to nothing. 16f4a2713aSLionel Sambuc void* p = NULL; 17