Verify removed in a few more places.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61349 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/GVN.cpp b/lib/Transforms/Scalar/GVN.cpp
index 8a3b384..1d7a107 100644
--- a/lib/Transforms/Scalar/GVN.cpp
+++ b/lib/Transforms/Scalar/GVN.cpp
@@ -1461,6 +1461,7 @@
       DEBUG(cerr << "GVN removed: " << **I);
       MD->removeInstruction(*I);
       (*I)->eraseFromParent();
+      DEBUG(verifyRemoved(*I));
     }
     toErase.clear();
 
@@ -1611,6 +1612,7 @@
       DEBUG(cerr << "GVN PRE removed: " << *CurInst);
       MD->removeInstruction(CurInst);
       CurInst->eraseFromParent();
+      DEBUG(verifyRemoved(CurInst));
       Changed = true;
     }
   }