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[Hexagon] Do not fall-through if there is no CFG edge

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@250850 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Krzysztof Parzyszek 2015-10-20 19:30:21 +00:00
parent cdc93cb36f
commit 014b76cd0f
1 changed files with 1 additions and 1 deletions
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2
lib/Target/Hexagon/BitTracker.cpp
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@ -1106,7 +1106,7 @@ void BT::run() {
if (It == End) {
MachineFunction::const_iterator BIt = B.getIterator();
MachineFunction::const_iterator Next = std::next(BIt);
if (Next != MF.end()) {
if (Next != MF.end() && B.isSuccessor(Next)) {
int ThisN = B.getNumber();
int NextN = Next->getNumber();
FlowQ.push(CFGEdge(ThisN, NextN));