[PS4] Set our default dialect to C++11. NFC for other targets.

Reapplies r296209 now that r296549 has fixed what really seems to be
the last problematic test.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@296554 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 59db36d508cb60d2dc67e4595b01484b16bb6495..33ff55211d15d59aa6d29df3946c585a1083c293 100644 (file)
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -1582,7 +1582,11 @@ void CompilerInvocation::setLangDefaults(LangOptions &Opts, InputKind IK,
     case IK_PreprocessedCXX:
     case IK_ObjCXX:
     case IK_PreprocessedObjCXX:
-      LangStd = LangStandard::lang_gnucxx98;
+      // The PS4 uses C++11 as the default C++ standard.
+      if (T.isPS4())
+        LangStd = LangStandard::lang_gnucxx11;
+      else
+        LangStd = LangStandard::lang_gnucxx98;
       break;
     case IK_RenderScript:
       LangStd = LangStandard::lang_c99;