Windows support by Ruben Van Boxem. git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@142235 91177308-0d34-0410-b5e6-96231b3b80d8 
diff --git a/include/ios b/include/ios index e2f2b6f..7ea63a3 100644 --- a/include/ios +++ b/include/ios 
@@ -216,7 +216,9 @@  #include <__locale>  #include <system_error>   +#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)  #pragma GCC system_header +#endif    _LIBCPP_BEGIN_NAMESPACE_STD