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