Default to -std=c++11 on Windows.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@160052 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 66d792f..4e03603 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -2124,8 +2124,11 @@
// eventually we want to do all the standard defaulting here instead of
// splitting it between the driver and clang -cc1.
if (!types::isCXX(InputType))
- Args.AddAllArgsTranslated(CmdArgs, options::OPT_std_default_EQ,
- "-std=", /*Joined=*/true);
+ Args.AddAllArgsTranslated(CmdArgs, options::OPT_std_default_EQ,
+ "-std=", /*Joined=*/true);
+ else if (getToolChain().getTriple().getOS() == llvm::Triple::Win32)
+ CmdArgs.push_back("-std=c++11");
+
Args.AddLastArg(CmdArgs, options::OPT_trigraphs);
}