Temporary band-aid for handling empty classes somewhat better.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@82124 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/RecordLayoutBuilder.cpp b/lib/AST/RecordLayoutBuilder.cpp
index 05b5ee9..598bd26 100644
--- a/lib/AST/RecordLayoutBuilder.cpp
+++ b/lib/AST/RecordLayoutBuilder.cpp
@@ -224,9 +224,11 @@
 void ASTRecordLayoutBuilder::LayoutBaseNonVirtually(const CXXRecordDecl *RD,
   bool IsVirtualBase) {
   const ASTRecordLayout &BaseInfo = Ctx.getASTRecordLayout(RD);
+  if (!Bases.empty()) {
     assert(BaseInfo.getDataSize() > 0 &&
            "FIXME: Handle empty classes.");
-
+  }
+  
   unsigned BaseAlign = BaseInfo.getNonVirtualAlign();
   uint64_t BaseSize = BaseInfo.getNonVirtualSize();
 
diff --git a/test/SemaCXX/class-layout.cpp b/test/SemaCXX/class-layout.cpp
index 890d98b..56f41bf 100644
--- a/test/SemaCXX/class-layout.cpp
+++ b/test/SemaCXX/class-layout.cpp
@@ -42,3 +42,8 @@
 };
 
 SA(5, sizeof(F) == 6);
+
+struct G { G(); };
+struct H : G { };
+
+SA(6, sizeof(H) == 1);