diff options
Diffstat (limited to 'media/webrtc/trunk/tools/gyp/test/mac/xcode-gcc/warn_about_invalid_offsetof_macro.cc')
-rw-r--r-- | media/webrtc/trunk/tools/gyp/test/mac/xcode-gcc/warn_about_invalid_offsetof_macro.cc | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/media/webrtc/trunk/tools/gyp/test/mac/xcode-gcc/warn_about_invalid_offsetof_macro.cc b/media/webrtc/trunk/tools/gyp/test/mac/xcode-gcc/warn_about_invalid_offsetof_macro.cc new file mode 100644 index 000000000..4a4612be0 --- /dev/null +++ b/media/webrtc/trunk/tools/gyp/test/mac/xcode-gcc/warn_about_invalid_offsetof_macro.cc @@ -0,0 +1,15 @@ +// Copyright (c) 2012 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#define offsetof(st, m) ((unsigned)((char*)&((st*)0)->m - (char*)0)) + +struct MyStruct { + virtual void MyFunc() = 0; + int my_member; +}; + +int main() { + unsigned x = offsetof(MyStruct, my_member); + return x ? 0 : 1; +} |