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Gracefully destroy MDNodes.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81353 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2009-09-09 17:07:07 +00:00
parent e2ad47e415
commit 9c0aa85337
1 changed files with 3 additions and 0 deletions
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3
lib/VMCore/LLVMContextImpl.h
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@ -203,6 +203,9 @@ public:
AggZeroConstants.freeConstants();
NullPtrConstants.freeConstants();
UndefValueConstants.freeConstants();
for (FoldingSet<MDNode>::iterator I=MDNodeSet.begin(),
E =MDNodeSet.end(); I != E; ++I)
I->dropAllReferences();
for (IntMapTy::iterator I=IntConstants.begin(), E=IntConstants.end();
I != E; ++I) {
if (I->second->use_empty())