ObjCAtCatchStmt's ParamStmt is always a DeclStmt.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65759 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGObjCMac.cpp b/lib/CodeGen/CGObjCMac.cpp
index 549a6b9..26a11c9 100644
--- a/lib/CodeGen/CGObjCMac.cpp
+++ b/lib/CodeGen/CGObjCMac.cpp
@@ -1999,8 +1999,7 @@
     for (; CatchStmt; CatchStmt = CatchStmt->getNextCatchStmt()) {
       llvm::BasicBlock *NextCatchBlock = CGF.createBasicBlock("catch");
 
-      const DeclStmt *CatchParam = 
-        cast_or_null<DeclStmt>(CatchStmt->getCatchParamStmt());
+      const DeclStmt *CatchParam = CatchStmt->getCatchParamStmt();
       const VarDecl *VD = 0;
       const PointerType *PT = 0;