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LiveRanges are represented as half-open ranges. Fix the findLiveInMBBs code

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and the LiveInterval.h top-level comment and accordingly. This fixes blocks
having spurious live-in registers in boundary cases.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60092 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2008-11-26 05:50:31 +00:00
parent 695d8ec33b
commit 2ad8245566
2 changed files with 2 additions and 2 deletions
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lib/CodeGen/LiveIntervalAnalysis.cpp
+1 -1
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@@ -750,7 +750,7 @@ bool LiveIntervals::findLiveInMBBs(unsigned Start, unsigned End,
bool ResVal = false;
while (I != Idx2MBBMap.end()) {
if (I->first > End)
if (I->first >= End)
break;
MBBs.push_back(I->second);
ResVal = true;