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Rename createNode -> createSentinal.

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Add a new method, destroySentinal, that is used to delete it (instead of
requiring use of delete.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19921 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-01-29 18:40:19 +00:00
parent 5ea56e5924
commit ed4d467c69
1 changed files with 4 additions and 3 deletions
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7
include/llvm/ADT/ilist
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@ -58,9 +58,10 @@ struct ilist_traits {
static void setPrev(NodeTy *N, NodeTy *Prev) { N->setPrev(Prev); }
static void setNext(NodeTy *N, NodeTy *Next) { N->setNext(Next); }
static NodeTy *createNode() { return new NodeTy(); }
static NodeTy *createNode(const NodeTy &V) { return new NodeTy(V); }
static NodeTy *createSentinal() { return new NodeTy(); }
static void destroySentinal(NodeTy *N) { delete N; }
void addNodeToList(NodeTy *NTy) {}
void removeNodeFromList(NodeTy *NTy) {}
@ -301,11 +302,11 @@ public:
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
typedef std::reverse_iterator<iterator> reverse_iterator;
iplist() : Head(Traits::createNode()), Tail(Head) {
iplist() : Head(Traits::createSentinal()), Tail(Head) {
setNext(Head, 0);
setPrev(Head, 0);
}
~iplist() { clear(); delete Tail; }
~iplist() { clear(); Traits::destroySentinal(Tail); }
// Iterator creation methods.
iterator begin() { return iterator(Head); }