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CodeGen: Let the BumpPtrAllocator free the elements of indexList

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The indexList's nodes are all allocated on a BumpPtrAllocator, so it's
more efficient to let them be freed when it goes away, rather than
deleting them directly. This is a follow up to r254794.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@254808 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Justin Bogner 2015-12-05 00:39:14 +00:00
parent a9143d4647
commit 83eafdfffc
1 changed files with 5 additions and 0 deletions
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5
include/llvm/CodeGen/SlotIndexes.h
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@ -376,6 +376,11 @@ namespace llvm {
initializeSlotIndexesPass(*PassRegistry::getPassRegistry());
}
~SlotIndexes() {
// The indexList's nodes are all allocated in the BumpPtrAllocator.
indexList.clearAndLeakNodesUnsafely();
}
void getAnalysisUsage(AnalysisUsage &au) const override;
void releaseMemory() override;