From 13e3a292c55137c63df13f49c723fa53371ada1e Mon Sep 17 00:00:00 2001 From: Owen Anderson Date: Fri, 20 Apr 2007 05:44:16 +0000 Subject: [PATCH] Add null checks and const-ify these accessors. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36270 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/Analysis/Dominators.h | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/include/llvm/Analysis/Dominators.h b/include/llvm/Analysis/Dominators.h index 778b4eab759..1d7e2f351c7 100644 --- a/include/llvm/Analysis/Dominators.h +++ b/include/llvm/Analysis/Dominators.h @@ -322,13 +322,16 @@ public: } /// Return the immediate dominator of A. - BasicBlock *getIDom(BasicBlock *A) { + BasicBlock *getIDom(BasicBlock *A) const { + if (!A) return 0; + ETNode *NodeA = getNode(A); const ETNode *idom = NodeA->getFather(); return idom ? idom->getData() : 0; } - void getChildren(BasicBlock *A, std::vector& children) { + void getChildren(BasicBlock *A, std::vector& children) const { + if (!A) return; ETNode *NodeA = getNode(A); const ETNode* son = NodeA->getSon(); -- 2.34.1