diff options
Diffstat (limited to 'lib/CodeGen/LiveIntervalAnalysis.cpp')
| -rw-r--r-- | lib/CodeGen/LiveIntervalAnalysis.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp index 8c99831de1..f57cd2b7d1 100644 --- a/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -72,8 +72,11 @@ void LiveIntervals::releaseMemory() { r2iMap_.clear(); // Release VNInfo memroy regions after all VNInfo objects are dtor'd. VNInfoAllocator.Reset(); - for (unsigned i = 0, e = ClonedMIs.size(); i != e; ++i) - mf_->DeleteMachineInstr(ClonedMIs[i]); + while (!ClonedMIs.empty()) { + MachineInstr *MI = ClonedMIs.back(); + ClonedMIs.pop_back(); + mf_->DeleteMachineInstr(MI); + } } void LiveIntervals::computeNumbering() { @@ -1586,8 +1589,9 @@ addIntervalsForSpills(const LiveInterval &li, // Remember how to remat the def of this val#. ReMatOrigDefs[VN] = ReMatDefMI; // Original def may be modified so we have to make a copy here. - // FIXME: This is a memory leak. vrm should delete these! - ReMatDefs[VN] = mf_->CloneMachineInstr(ReMatDefMI); + MachineInstr *Clone = mf_->CloneMachineInstr(ReMatDefMI); + ClonedMIs.push_back(Clone); + ReMatDefs[VN] = Clone; bool CanDelete = true; if (VNI->hasPHIKill) { |