From: Evan Cheng <evan.cheng@apple.com>
Date: Thu, 29 Nov 2007 01:05:47 +0000 (+0000)
Subject: Kill info update bug.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=c3868e04bf90d55f2599245ee7f3358d7b2a93ad;p=oota-llvm.git

Kill info update bug.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44427 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/LiveInterval.cpp b/lib/CodeGen/LiveInterval.cpp
index 5b855aa1938..934cb7beb9b 100644
--- a/lib/CodeGen/LiveInterval.cpp
+++ b/lib/CodeGen/LiveInterval.cpp
@@ -206,6 +206,9 @@ LiveInterval::addRangeFrom(LiveRange LR, iterator From) {
         // endpoint as well.
         if (End > it->end)
           extendIntervalEndTo(it, End);
+        else
+          // Overlapping intervals, there might have been a kill here.
+          removeKill(it->valno, End);
         return it;
       }
     } else {