Add protection from min/max macros git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@145407 91177308-0d34-0410-b5e6-96231b3b80d8 
diff --git a/include/ratio b/include/ratio index 654cb33..eb1ad24 100644 --- a/include/ratio +++ b/include/ratio 
@@ -70,6 +70,8 @@  #include <climits>  #include <type_traits>   +#include <__undef_min_max> +  #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)  #pragma GCC system_header  #endif