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Fix a memory leak.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41739 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2007-09-06 01:07:24 +00:00
parent 61d9c861fd
commit dd199d29b7
2 changed files with 4 additions and 1 deletions
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2
lib/CodeGen/LiveInterval.cpp
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@@ -476,7 +476,9 @@ void LiveInterval::MergeValueNumberInto(VNInfo *V1, VNInfo *V2) {
// ~1U so it can be nuked later.
if (V1->id == getNumValNums()-1) {
do {
VNInfo *VNI = valnos.back();
valnos.pop_back();
VNI->~VNInfo();
} while (valnos.back()->def == ~1U);
} else {
V1->def = ~1U;

3
lib/CodeGen/LiveIntervalAnalysis.cpp
View File

@@ -62,10 +62,11 @@ void LiveIntervals::getAnalysisUsage(AnalysisUsage &AU) const {
}
void LiveIntervals::releaseMemory() {
VNInfoAllocator.Reset();
mi2iMap_.clear();
i2miMap_.clear();
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)
delete ClonedMIs[i];
}