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RegionInfo: Make sure to free cached nodes; Tobias, please check!

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109650 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2010-07-28 20:28:50 +00:00
parent 36880e704f
commit 329878f4dd
1 changed files with 5 additions and 0 deletions

5
lib/Analysis/RegionInfo.cpp

@ -59,6 +59,11 @@ Region::Region(BasicBlock *Entry, BasicBlock *Exit, RegionInfo* RInfo,
: RegionNode(Parent, Entry, 1), RI(RInfo), DT(dt), exit(Exit) {}
Region::~Region() {
// Free the cached nodes.
for (BBNodeMapT::iterator it = BBNodeMap.begin(),
ie = BBNodeMap.end(); it != ie; ++it)
delete it->second;
// Only clean the cache for this Region. Caches of child Regions will be
// cleaned when the child Regions are deleted.
BBNodeMap.clear();