From: Sean Hunt <scshunt@csclub.uwaterloo.ca>
Date: Mon, 18 Jul 2011 17:08:00 +0000 (+0000)
Subject: Remember to add a has_feature macro for __underlying_type now that it is
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=858a325e5f250c83409137c5609b162983ea6d1e;p=clang

Remember to add a has_feature macro for __underlying_type now that it is
correctly impelmented

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@135401 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Lex/PPMacroExpansion.cpp b/lib/Lex/PPMacroExpansion.cpp
index ecd4d4cfc6..e8658255e4 100644
--- a/lib/Lex/PPMacroExpansion.cpp
+++ b/lib/Lex/PPMacroExpansion.cpp
@@ -649,6 +649,7 @@ static bool HasFeature(const Preprocessor &PP, const IdentifierInfo *II) {
            .Case("is_trivially_copyable", LangOpts.CPlusPlus)
            .Case("is_union", LangOpts.CPlusPlus)
            .Case("tls", PP.getTargetInfo().isTLSSupported())
+           .Case("underlying_type", LangOpts.CPlusPlus)
            .Default(false);
 }
 
diff --git a/test/Lexer/has_feature_type_traits.cpp b/test/Lexer/has_feature_type_traits.cpp
index 5da845f065..53056a02b7 100644
--- a/test/Lexer/has_feature_type_traits.cpp
+++ b/test/Lexer/has_feature_type_traits.cpp
@@ -99,3 +99,8 @@ int is_standard_layout();
 int is_trivially_copyable();
 #endif
 // CHECK: int is_trivially_copyable();
+
+#if __has_feature(underlying_type)
+int underlying_type();
+#endif
+// CHECK: int underlying_type();