Add __has_feature(cxx_raw_string_literals) and
__has_feature(cxx_unicode_literals), from Michel Morin!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@143412 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/PPMacroExpansion.cpp b/lib/Lex/PPMacroExpansion.cpp
index fd04b8a..5ef91be 100644
--- a/lib/Lex/PPMacroExpansion.cpp
+++ b/lib/Lex/PPMacroExpansion.cpp
@@ -642,13 +642,13 @@
            .Case("cxx_nullptr", LangOpts.CPlusPlus0x)
            .Case("cxx_override_control", LangOpts.CPlusPlus0x)
            .Case("cxx_range_for", LangOpts.CPlusPlus0x)
-         //.Case("cxx_raw_string_literals", false)
+           .Case("cxx_raw_string_literals", LangOpts.CPlusPlus0x)
            .Case("cxx_reference_qualified_functions", LangOpts.CPlusPlus0x)
            .Case("cxx_rvalue_references", LangOpts.CPlusPlus0x)
            .Case("cxx_strong_enums", LangOpts.CPlusPlus0x)
            .Case("cxx_static_assert", LangOpts.CPlusPlus0x)
            .Case("cxx_trailing_return", LangOpts.CPlusPlus0x)
-         //.Case("cxx_unicode_literals", false)
+           .Case("cxx_unicode_literals", LangOpts.CPlusPlus0x)
          //.Case("cxx_unrestricted_unions", false)
          //.Case("cxx_user_literals", false)
            .Case("cxx_variadic_templates", LangOpts.CPlusPlus0x)
diff --git a/test/Lexer/has_feature_cxx0x.cpp b/test/Lexer/has_feature_cxx0x.cpp
index eff9cfb..a22cf64 100644
--- a/test/Lexer/has_feature_cxx0x.cpp
+++ b/test/Lexer/has_feature_cxx0x.cpp
@@ -190,3 +190,21 @@
 
 // CHECK-0X: has_alignas
 // CHECK-NO-0X: no_alignas
+
+#if __has_feature(cxx_raw_string_literals)
+int has_raw_string_literals();
+#else
+int no_raw_string_literals();
+#endif
+
+// CHECK-0X: has_raw_string_literals
+// CHECK-NO-0X: no_raw_string_literals
+
+#if __has_feature(cxx_unicode_literals)
+int has_unicode_literals();
+#else
+int no_unicode_literals();
+#endif
+
+// CHECK-0X: has_unicode_literals
+// CHECK-NO-0X: no_unicode_literals