Implement the __is_trivially_copyable type trait

llvm-svn: 131270
diff --git a/clang/lib/Parse/ParseExprCXX.cpp b/clang/lib/Parse/ParseExprCXX.cpp
index c8f95ff..7410dbe 100644
--- a/clang/lib/Parse/ParseExprCXX.cpp
+++ b/clang/lib/Parse/ParseExprCXX.cpp
@@ -1958,6 +1958,7 @@
   case tok::kw___is_signed:                  return UTT_IsSigned;
   case tok::kw___is_standard_layout:         return UTT_IsStandardLayout;
   case tok::kw___is_trivial:                 return UTT_IsTrivial;
+  case tok::kw___is_trivially_copyable:      return UTT_IsTriviallyCopyable;
   case tok::kw___is_union:                return UTT_IsUnion;
   case tok::kw___is_unsigned:                return UTT_IsUnsigned;
   case tok::kw___is_void:                    return UTT_IsVoid;