diff options
Diffstat (limited to 'lib/CodeGen/SplitKit.cpp')
| -rw-r--r-- | lib/CodeGen/SplitKit.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp index a9ad731da6..b89ff0c4fc 100644 --- a/lib/CodeGen/SplitKit.cpp +++ b/lib/CodeGen/SplitKit.cpp @@ -928,7 +928,8 @@ void SplitEditor::splitSingleBlocks(const SplitAnalysis::BlockPtrSet &Blocks) { continue; openIntv(); - SlotIndex SegStart = enterIntvBefore(BI.FirstUse); + SlotIndex SegStart = enterIntvBefore(std::min(BI.FirstUse, + BI.LastSplitPoint)); if (!BI.LiveOut || BI.LastUse < BI.LastSplitPoint) { useIntv(SegStart, leaveIntvAfter(BI.LastUse)); } else { |