Merge pull request #270 from thebusytypist/RefineCXX11RValueRefDetection

Check libstdc++ version to decide if enable rvalue ref support.

Merge pull request #270 from thebusytypist/RefineCXX11RValueRefDetection
Check libstdc++ version to decide if enable rvalue ref support.
a36110e1 · Milo Yip · da98b6d5 · 92c7485b · a36110e1
Commit a36110e1 authored Mar 25, 2015 by Milo Yip
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rapidjson.h include/rapidjson/rapidjson.h +2 -1

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--- a/include/rapidjson/rapidjson.h
+++ b/include/rapidjson/rapidjson.h
@@ -413,7 +413,8 @@ RAPIDJSON_NAMESPACE_END

 #ifndef RAPIDJSON_HAS_CXX11_RVALUE_REFS
 #if defined(__clang__)
-#define RAPIDJSON_HAS_CXX11_RVALUE_REFS __has_feature(cxx_rvalue_references)
+#define RAPIDJSON_HAS_CXX11_RVALUE_REFS __has_feature(cxx_rvalue_references) && \
+    (defined(_LIBCPP_VERSION) || defined(__GLIBCXX__) && __GLIBCXX__ >= 20080306)
 #elif (defined(RAPIDJSON_GNUC) && (RAPIDJSON_GNUC >= RAPIDJSON_VERSION_CODE(4,3,0)) && defined(__GXX_EXPERIMENTAL_CXX0X__)) || \
      (defined(_MSC_VER) && _MSC_VER >= 1600)