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Avoid assertion in MSVC 2013 debug builds.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230972 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2015-03-02 16:42:56 +00:00
parent 6cc6b419e4
commit 8bbe122af2
1 changed files with 1 additions and 1 deletions
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2
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
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@ -5419,7 +5419,7 @@ UpdateNodeOperands(SDNode *N, ArrayRef<SDValue> Ops) {
"Update with wrong number of operands");
// If no operands changed just return the input node.
if (std::equal(Ops.begin(), Ops.end(), N->op_begin()))
if (!Ops.empty() && std::equal(Ops.begin(), Ops.end(), N->op_begin()))
return N;
// See if the modified node already exists.