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Simplify code. We can compare TNew with T in one batch.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94973 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Zhongxing Xu 2010-02-01 07:32:52 +00:00
parent 0a4fd46d9e
commit ddba25ab70
1 changed files with 3 additions and 14 deletions
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17
include/llvm/ADT/ImmutableSet.h
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@ -581,25 +581,14 @@ public:
continue;
// We found a collision. Perform a comparison of Contents('T')
// with Contents('L')+'V'+Contents('R').
// with Contents('TNew')
typename TreeTy::iterator TI = T->begin(), TE = T->end();
// First compare Contents('L') with the (initial) contents of T.
if (!CompareTreeWithSection(TNew->getLeft(), TI, TE))
continue;
// Now compare the new data element.
if (TI == TE || !TI->ElementEqual(TNew->getValue()))
continue;
++TI;
// Now compare the remainder of 'T' with 'R'.
if (!CompareTreeWithSection(TNew->getRight(), TI, TE))
if (!CompareTreeWithSection(TNew, TI, TE))
continue;
if (TI != TE)
continue; // Contents('R') did not match suffix of 'T'.
continue; // T has more contents than TNew.
// Trees did match! Return 'T'.
return T;