diff options
author | Tanya Lattner <tonic@nondot.org> | 2009-09-21 03:01:01 +0000 |
---|---|---|
committer | Tanya Lattner <tonic@nondot.org> | 2009-09-21 03:01:01 +0000 |
commit | 6f46e545d269452483443c9547913e212f83f57a (patch) | |
tree | a2be216a46d831ea0eef712b04e19a4542e789bf | |
parent | b2d5a6d2e120c18a5f562db7933c9dfa6ed4a128 (diff) | |
download | llvm-6f46e545d269452483443c9547913e212f83f57a.tar.gz |
Merge in fix for PR4910.
llvm-svn: 82428
-rw-r--r-- | llvm/lib/CodeGen/SimpleRegisterCoalescing.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/SimpleRegisterCoalescing.cpp b/llvm/lib/CodeGen/SimpleRegisterCoalescing.cpp index f3dd3607cc1d..7549c2816e76 100644 --- a/llvm/lib/CodeGen/SimpleRegisterCoalescing.cpp +++ b/llvm/lib/CodeGen/SimpleRegisterCoalescing.cpp @@ -527,14 +527,15 @@ static void removeRange(LiveInterval &li, unsigned Start, unsigned End, if (!li_->hasInterval(*SR)) continue; LiveInterval &sli = li_->getInterval(*SR); + unsigned RemoveStart = Start; unsigned RemoveEnd = Start; while (RemoveEnd != End) { - LiveInterval::iterator LR = sli.FindLiveRangeContaining(Start); + LiveInterval::iterator LR = sli.FindLiveRangeContaining(RemoveStart); if (LR == sli.end()) break; RemoveEnd = (LR->end < End) ? LR->end : End; - sli.removeRange(Start, RemoveEnd, true); - Start = RemoveEnd; + sli.removeRange(RemoveStart, RemoveEnd, true); + RemoveStart = RemoveEnd; } } } |