[PATCH] D143551: [VP][DAGCombiner] Remove unused-private-field VPMatchContext.Root

[Jie Fu via Phabricator via llvm-commits]

DamonFool created this revision.
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LLVM fails to build after D141891 <https://reviews.llvm.org/D141891> due to -Wunused-private-field of VPMatchContext.Root
llvm-project/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:870:11: error: private field 'Root' is not used [-Werror,-Wunused-private-field]

  SDNode *Root;
          ^

1 error generated.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D143551

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp


Index: llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
===================================================================
--- llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -867,13 +867,12 @@
 
 class VPMatchContext {
   SelectionDAG &DAG;
-  SDNode *Root;
   SDValue RootMaskOp;
   SDValue RootVectorLenOp;
 
 public:
   VPMatchContext(SelectionDAG &DAG, SDNode *Root)
-      : DAG(DAG), Root(Root), RootMaskOp(), RootVectorLenOp() {
+      : DAG(DAG), RootMaskOp(), RootVectorLenOp() {
     assert(Root->isVPOpcode());
     if (auto RootMaskPos = ISD::getVPMaskIdx(Root->getOpcode()))
       RootMaskOp = Root->getOperand(*RootMaskPos);


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