Implement support for C++11 in-class initialization of non-static data members.

llvm-svn: 132878
diff --git a/clang/lib/CodeGen/CGClass.cpp b/clang/lib/CodeGen/CGClass.cpp
index 0d25008..5725d80 100644
--- a/clang/lib/CodeGen/CGClass.cpp
+++ b/clang/lib/CodeGen/CGClass.cpp
@@ -520,6 +520,7 @@
                                   FunctionArgList &Args) {
   assert(MemberInit->isAnyMemberInitializer() &&
          "Must have member initializer!");
+  assert(MemberInit->getInit() && "Must have initializer!");
   
   // non-static data member initializers.
   FieldDecl *Field = MemberInit->getAnyMember();