From 5b4a67af1b09295fcb9080bc68d92f30374331fb Mon Sep 17 00:00:00 2001 From: Gerolf Hoflehner Date: Tue, 17 Apr 2018 07:22:34 +0000 Subject: [DAGCombiner] Fix for oss-fuzz bug llvm-svn: 330178 --- llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp') diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index b1e03e327ce..abb25fb4f27 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -2799,7 +2799,8 @@ SDValue DAGCombiner::useDivRem(SDNode *Node) { for (SDNode::use_iterator UI = Op0.getNode()->use_begin(), UE = Op0.getNode()->use_end(); UI != UE; ++UI) { SDNode *User = *UI; - if (User == Node || User->use_empty()) + if (User == Node || User->getOpcode() == ISD::DELETED_NODE || + User->use_empty()) continue; // Convert the other matching node(s), too; // otherwise, the DIVREM may get target-legalized into something -- cgit v1.2.3