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| author | Evan Cheng <evan.cheng@apple.com> | 2007-03-30 20:18:35 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2007-03-30 20:18:35 +0000 |
| commit | 2f524575396b740b8bdae076b5711e602e82f834 (patch) | |
| tree | 495426b7a45ef01a5b31e0d2614fc9ae915aaa4a /lib/CodeGen/SelectionDAG/SelectionDAG.cpp | |
| parent | f2c28f863b82e33333ee4cec07e6a4f1f11d0a55 (diff) | |
Bug fix for PR1279. When isDead is propagate by copy coalescing, we keep length
of dead def live interval at 1 to avoid multiple def's targeting the same
register. The previous patch missed a case where the source operand is live-in.
In that case, remove the whole interval.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35512 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAG.cpp')
0 files changed, 0 insertions, 0 deletions