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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-01-20 02:43:19 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-01-20 02:43:19 +0000 |
| commit | b7683c06cb4ec7554d68704e2ca74ad75415a1d5 (patch) | |
| tree | 559da20d80e204b93b15d12c1717c422b80218ab /lib | |
| parent | e3385811aaf1e7ff548c1f1edc6a85d034909a5c (diff) | |
Fix bug found by new clang warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123872 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/ShrinkWrapping.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/CodeGen/ShrinkWrapping.cpp b/lib/CodeGen/ShrinkWrapping.cpp index aeaa38b564..7b5bca4952 100644 --- a/lib/CodeGen/ShrinkWrapping.cpp +++ b/lib/CodeGen/ShrinkWrapping.cpp @@ -226,7 +226,7 @@ bool PEI::calcAnticInOut(MachineBasicBlock* MBB) { // AnticIn[MBB] = UNION(CSRUsed[MBB], AnticOut[MBB]); CSRegSet prevAnticIn = AnticIn[MBB]; AnticIn[MBB] = CSRUsed[MBB] | AnticOut[MBB]; - if (prevAnticIn |= AnticIn[MBB]) + if (prevAnticIn != AnticIn[MBB]) changed = true; return changed; } @@ -264,7 +264,7 @@ bool PEI::calcAvailInOut(MachineBasicBlock* MBB) { // AvailOut[MBB] = UNION(CSRUsed[MBB], AvailIn[MBB]); CSRegSet prevAvailOut = AvailOut[MBB]; AvailOut[MBB] = CSRUsed[MBB] | AvailIn[MBB]; - if (prevAvailOut |= AvailOut[MBB]) + if (prevAvailOut != AvailOut[MBB]) changed = true; return changed; } |