Fix bug in GRExprEngine::VisitSizeOfAlignOfExpr() where we do not add
'Pred' to 'Dst' for cases we currently don't handle.  This fixes
<rdar://problem/7593875>.

llvm-svn: 95048
diff --git a/clang/lib/Checker/GRExprEngine.cpp b/clang/lib/Checker/GRExprEngine.cpp
index 77715ac..52e4fc1 100644
--- a/clang/lib/Checker/GRExprEngine.cpp
+++ b/clang/lib/Checker/GRExprEngine.cpp
@@ -2461,12 +2461,14 @@
     }
     else if (!T.getTypePtr()->isConstantSizeType()) {
       // FIXME: Add support for VLAs.
+      Dst.Add(Pred);
       return;
     }
     else if (T->isObjCInterfaceType()) {
       // Some code tries to take the sizeof an ObjCInterfaceType, relying that
       // the compiler has laid out its representation.  Just report Unknown
       // for these.
+      Dst.Add(Pred);
       return;
     }
     else {