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

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llvm-svn: 109650
This commit is contained in:
Daniel Dunbar 2010-07-28 20:28:50 +00:00
parent 1c35389c03
commit 111cf008aa
1 changed files with 5 additions and 0 deletions
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5
lib/Analysis/RegionInfo.cpp
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@ -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();