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Fix some null checks to actually test the part that needs checking.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36298 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2007-04-21 07:04:45 +00:00
parent e1d89558b4
commit 95b745a52e
1 changed files with 2 additions and 3 deletions
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5
include/llvm/Analysis/Dominators.h
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@ -323,16 +323,15 @@ public:
/// Return the immediate dominator of A.
BasicBlock *getIDom(BasicBlock *A) const {
if (!A) return 0;
ETNode *NodeA = getNode(A);
if (!NodeA) return 0;
const ETNode *idom = NodeA->getFather();
return idom ? idom->getData<BasicBlock>() : 0;
}
void getChildren(BasicBlock *A, std::vector<BasicBlock*>& children) const {
if (!A) return;
ETNode *NodeA = getNode(A);
if (!NodeA) return;
const ETNode* son = NodeA->getSon();
if (!son) return;