r199292 - Fix cxx_variable_templates feature check and documentation

[Alp Toker]

Author: alp
Date: Tue Jan 14 22:11:24 2014
New Revision: 199292

URL: http://llvm.org/viewvc/llvm-project?rev=199292&view=rev
Log:
Fix cxx_variable_templates feature check and documentation

This C++ feature has been marked complete since r191549, but the documentation
claimed it wasn't supported at all and the extension check misreported it as
being available in C.

No regression test; this was a short-lived typo.

Modified:
    cfe/trunk/docs/LanguageExtensions.rst
    cfe/trunk/lib/Lex/PPMacroExpansion.cpp

Modified: cfe/trunk/docs/LanguageExtensions.rst
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/docs/LanguageExtensions.rst?rev=199292&r1=199291&r2=199292&view=diff
==============================================================================
--- cfe/trunk/docs/LanguageExtensions.rst (original)
+++ cfe/trunk/docs/LanguageExtensions.rst Tue Jan 14 22:11:24 2014
@@ -873,7 +873,6 @@ C++1y variable templates
 Use ``__has_feature(cxx_variable_templates)`` or
 ``__has_extension(cxx_variable_templates)`` to determine if support for
 templated variable declarations is enabled.
-Clang does not yet support this feature.
 
 C11
 ---

Modified: cfe/trunk/lib/Lex/PPMacroExpansion.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Lex/PPMacroExpansion.cpp?rev=199292&r1=199291&r2=199292&view=diff
==============================================================================
--- cfe/trunk/lib/Lex/PPMacroExpansion.cpp (original)
+++ cfe/trunk/lib/Lex/PPMacroExpansion.cpp Tue Jan 14 22:11:24 2014
@@ -1039,7 +1039,7 @@ static bool HasExtension(const Preproces
            // C++1y features supported by other languages as extensions.
            .Case("cxx_binary_literals", true)
            .Case("cxx_init_captures", LangOpts.CPlusPlus11)
-           .Case("cxx_variable_templates", true)
+           .Case("cxx_variable_templates", LangOpts.CPlusPlus)
            .Default(false);
 }