It is safe to ignore LastSplitPoint when the variable is not live out.
No code will be inserted after the split point anyway.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126319 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp
index a97d890..fd5d50b 100644
--- a/lib/CodeGen/SplitKit.cpp
+++ b/lib/CodeGen/SplitKit.cpp
@@ -961,10 +961,10 @@
openIntv();
SlotIndex SegStart = enterIntvBefore(BI.FirstUse);
- if (BI.LastUse < BI.LastSplitPoint) {
+ if (!BI.LiveOut || BI.LastUse < BI.LastSplitPoint) {
useIntv(SegStart, leaveIntvAfter(BI.LastUse));
} else {
- // THe last use os after tha last valid split point.
+ // The last use is after the last valid split point.
SlotIndex SegStop = leaveIntvBefore(BI.LastSplitPoint);
useIntv(SegStart, SegStop);
overlapIntv(SegStop, BI.LastUse);