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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-07-26 23:00:24 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-07-26 23:00:24 +0000 |
| commit | e4709777e38b58b856cf8395e071a3326d50a402 (patch) | |
| tree | 165495c1b503ea60a45b5f10085092c680f67eb2 /lib/Analysis/AliasSetTracker.cpp | |
| parent | 25ad78332282cded86938d556d4ee2384158b671 (diff) | |
Eliminate copies of undefined values during coalescing.
These copies would coalesce easily, but the resulting value would be
defined by a deleted instruction. Now we also remove the undefined value
number from the destination register.
This fixes PR10503.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136174 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/AliasSetTracker.cpp')
0 files changed, 0 insertions, 0 deletions