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ARM: Use SpecificBumpPtrAllocator to fix leak introduced in r241920 

llvm-svn: 241951
This commit is contained in:
Matthias Braun 2015-07-10 22:23:57 +00:00
parent 7ea7708d92
commit e5a112f5e1
1 changed files with 3 additions and 3 deletions
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6
llvm/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
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@ -116,7 +116,7 @@ namespace {
/// Whether the instructions can be merged into a ldrd/strd instruction.
bool CanMergeToLSDouble;
};
BumpPtrAllocator Allocator;
SpecificBumpPtrAllocator<MergeCandidate> Allocator;
SmallVector<const MergeCandidate*,4> Candidates;
SmallVector<MachineInstr*,4> MergeBaseCandidates;
@ -996,7 +996,7 @@ void ARMLoadStoreOpt::FormCandidates(const MemOpQueue &MemOps) {
}
// Form a candidate from the Ops collected so far.
MergeCandidate *Candidate = new(Allocator) MergeCandidate;
MergeCandidate *Candidate = new(Allocator.Allocate()) MergeCandidate;
for (unsigned C = SIndex, CE = SIndex + Count; C < CE; ++C)
Candidate->Instrs.push_back(MemOps[C].MI);
Candidate->LatestMIIdx = Latest - SIndex;
@ -1849,7 +1849,7 @@ bool ARMLoadStoreOpt::runOnMachineFunction(MachineFunction &Fn) {
Modified |= MergeReturnIntoLDM(MBB);
}
Allocator.Reset();
Allocator.DestroyAll();
return Modified;
}