Author: dpatel
Date: Tue Aug 14 11:53:24 2007
New Revision: 41074
URL: http://llvm.org/viewvc/llvm-project?rev=41074&view=rev
Log:
No need to use iterator to erase basic block.
Modified:
llvm/trunk/include/llvm/Analysis/Dominators.h
Modified: llvm/trunk/include/llvm/Analysis/Dominators.h
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/Dominators.h?rev=41074&r1=41073&r2=41074&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Analysis/Dominators.h (original)
+++ llvm/trunk/include/llvm/Analysis/Dominators.h Tue Aug 14 11:53:24 2007
@@ -253,7 +253,7 @@
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 @@
/// 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) {
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