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Implement swapping
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4674 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -271,4 +271,19 @@ inline void DSNodeHandle::mergeWith(const DSNodeHandle &Node) {
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*this = Node;
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}
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inline void DSNodeHandle::swap(DSNodeHandle &NH) {
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std::swap(Offset, NH.Offset);
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if (N != NH.N) {
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if (N) {
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N->removeReferrer(this);
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N->addReferrer(&NH);
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}
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if (NH.N) {
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N->removeReferrer(&NH);
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N->addReferrer(this);
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}
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std::swap(N, NH.N);
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}
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}
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#endif
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@ -271,4 +271,19 @@ inline void DSNodeHandle::mergeWith(const DSNodeHandle &Node) {
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*this = Node;
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}
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inline void DSNodeHandle::swap(DSNodeHandle &NH) {
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std::swap(Offset, NH.Offset);
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if (N != NH.N) {
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if (N) {
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N->removeReferrer(this);
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N->addReferrer(&NH);
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}
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if (NH.N) {
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N->removeReferrer(&NH);
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N->addReferrer(this);
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}
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std::swap(N, NH.N);
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}
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}
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#endif
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