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No need to use iterator to erase basic block.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41074 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2007-08-14 16:53:24 +00:00
parent b350b76a32
commit 4d29ddfa06
1 changed files with 5 additions and 3 deletions
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8
include/llvm/Analysis/Dominators.h
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@ -253,7 +253,7 @@ public:
changeImmediateDominator(getNode(BB), getNode(NewBB));
}
/// eraseNode - Removes a node from the domiantor tree. Block must not
/// eraseNode - Removes a node from the dominator tree. Block must not
/// domiante any other blocks. Removes node from its immediate dominator's
/// children list. Deletes dominator node associated with basic block BB.
void eraseNode(BasicBlock *BB);
@ -378,8 +378,10 @@ public:
/// removeBlock - Remove basic block BB's frontier.
void removeBlock(BasicBlock *BB) {
assert(find(BB) != end() && "Block is not in DominanceFrontier!");
iterator BBDF = Frontiers.find(BB);
Frontiers.erase(BBDF);
for (iterator I = begin(), E = end(); I != E; ++I)
if (I->second.count(BB))
I->second.erase(BB);
Frontiers.erase(BB);
}
void addToFrontier(iterator I, BasicBlock *Node) {