win: set CXX_LIBRARY_VERSION to 2011

util/stdlib/cxx.h

 // Copyright 2014 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
 #ifndef CRASHPAD_UTIL_STDLIB_CXX_H_
 #define CRASHPAD_UTIL_STDLIB_CXX_H_
 
+#include "build/build_config.h"
+
+#if defined(COMPILER_MSVC)
+
+#define CXX_LIBRARY_VERSION 2011
+#define CXX_LIBRARY_HAS_CONSTEXPR 0
+
+#else  // !COMPILER_MSVC
+
 // <ciso646> doesn’t do very much, and under libc++, it will cause the
 // _LIBCPP_VERSION macro to be defined properly. Under libstdc++, it doesn’t
 // cause __GLIBCXX__ to be defined, but if _LIBCPP_VERSION isn’t defined after
 // #including <ciso646>, assume libstdc++ and #include libstdc++’s internal
 // header that defines __GLIBCXX__.
 
 #include <ciso646>
 
 #if !defined(_LIBCPP_VERSION)
 #if defined(__has_include)
@@ skipping 15 matching lines @@
 // libc++, identified by _LIBCPP_VERSION, always supports C++11.
 #if __cplusplus >= 201103l &&                                                 \
     ((defined(__GLIBCXX__) &&                                                 \
       __GLIBCXX__ >= 20110325ul &&  /* GCC >= 4.6.0 */                        \
       __GLIBCXX__ != 20110416ul &&  /* GCC 4.4.6 */                           \
       __GLIBCXX__ != 20120313ul &&  /* GCC 4.4.7 */                           \
       __GLIBCXX__ != 20110428ul &&  /* GCC 4.5.3 */                           \
       __GLIBCXX__ != 20120702ul) ||  /* GCC 4.5.4 */                          \
      (defined(_LIBCPP_VERSION)))
 #define CXX_LIBRARY_VERSION 2011
+#define CXX_LIBRARY_HAS_CONSTEXPR 1
 #else
 #define CXX_LIBRARY_VERSION 2003
+#define CXX_LIBRARY_HAS_CONSTEXPR 0
 #endif
 
+#endif  // COMPILER_MSVC
+
 #endif  // CRASHPAD_UTIL_STDLIB_CXX_H_