Eliminate an incomplete/incorrect attempt to provide support for C++0x

unrestricted unions, which ended up attempting to initialize objects
in a union (which CodeGen isn't prepared for). Fixes PR9683.

llvm-svn: 135027

1 files changed, 2 insertions, 5 deletions

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 62c163435c7..d793daf9d82 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -2190,11 +2190,8 @@ static bool CollectFieldInitializer(Sema &SemaRef, BaseAndFieldInfo &Info,
         }
       }
 
-      // Fallthrough and construct a default initializer for the union as
-      // a whole, which can call its default constructor if such a thing exists
-      // (C++0x perhaps). FIXME: It's not clear that this is the correct
-      // behavior going forward with C++0x, when anonymous unions there are
-      // finalized, we should revisit this.
+      // FIXME: C++0x unrestricted unions might call a default constructor here.
+      return false;
     } else {
       // For structs, we simply descend through to initialize all members where
       // necessary.