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-rw-r--r--lib/Lex/PPMacroExpansion.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Lex/PPMacroExpansion.cpp b/lib/Lex/PPMacroExpansion.cpp
index 3fe3ab3b19..a285c30d5c 100644
--- a/lib/Lex/PPMacroExpansion.cpp
+++ b/lib/Lex/PPMacroExpansion.cpp
@@ -638,7 +638,7 @@ static bool HasFeature(const Preprocessor &PP, const IdentifierInfo *II) {
.Case("cxx_atomic", LangOpts.CPlusPlus0x)
.Case("cxx_attributes", LangOpts.CPlusPlus0x)
.Case("cxx_auto_type", LangOpts.CPlusPlus0x)
- //.Case("cxx_constexpr", false);
+ .Case("cxx_constexpr", LangOpts.CPlusPlus0x)
.Case("cxx_decltype", LangOpts.CPlusPlus0x)
.Case("cxx_default_function_template_args", LangOpts.CPlusPlus0x)
.Case("cxx_defaulted_functions", LangOpts.CPlusPlus0x)