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Fix change in behaviour accidentally introduced in r201754. 

llvm-svn: 201758
This commit is contained in:
Nick Lewycky 2014-02-20 06:35:31 +00:00
parent c96570172a
commit c4a9f8a019
1 changed files with 4 additions and 2 deletions
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6
llvm/lib/CodeGen/ScheduleDAGInstrs.cpp
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@ -152,8 +152,10 @@ static void getUnderlyingObjectsForInstr(const MachineInstr *MI,
// For now, ignore PseudoSourceValues which may alias LLVM IR values
// because the code that uses this function has no way to cope with
// such aliases.
if (!PSV->isAliased(MFI))
Objects.push_back(UnderlyingObjectsVector::value_type(V, false));
if (!PSV->isAliased(MFI)) {
bool MayAlias = PSV->mayAlias(MFI);
Objects.push_back(UnderlyingObjectsVector::value_type(V, MayAlias));
}
return;
}