Make sure to remove the Select instruction as well

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16389 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Utils/PromoteMemoryToRegister.cpp

@@ -247,6 +247,7 @@ void PromoteMem2Reg::run() {
           AST->copyValue(Load, FalseVal);
           AST->copyValue(Load, NewSI);
           AST->deleteValue(Load);
+          AST->deleteValue(SI);
         }
 
         Load->replaceAllUsesWith(NewSI);