From 734c91d2506233d6e5d6531abcfbf6302bff3c8d Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Fri, 10 Nov 2006 21:37:15 +0000 Subject: [PATCH] Fix a dag combiner bug exposed by my recent instcombine patch. This fixes CodeGen/Generic/2006-11-10-DAGCombineMiscompile.ll and PPC gsm/toast git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31644 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 462b55583d6..b91d946103e 100644 --- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -1723,7 +1723,7 @@ SDOperand DAGCombiner::visitXOR(SDNode *N) { abort(); } // fold !(x or y) -> (!x and !y) iff x or y are setcc - if (N1C && N1C->getValue() == 1 && + if (N1C && N1C->getValue() == 1 && VT == MVT::i1 && (N0.getOpcode() == ISD::OR || N0.getOpcode() == ISD::AND)) { SDOperand LHS = N0.getOperand(0), RHS = N0.getOperand(1); if (isOneUseSetCC(RHS) || isOneUseSetCC(LHS)) { -- 2.34.1