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Make getPredecessorWithUniqueSuccessorForBB return the unique successor

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in addition to the predecessor.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101374 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-04-15 16:19:08 +00:00
parent 3181c50534
commit 005752bbe7
2 changed files with 12 additions and 13 deletions
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3
include/llvm/Analysis/ScalarEvolution.h
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@@ -351,7 +351,8 @@ namespace llvm {
/// (which may not be an immediate predecessor) which has exactly one
/// successor from which BB is reachable, or null if no such block is
/// found.
BasicBlock* getPredecessorWithUniqueSuccessorForBB(BasicBlock *BB);
std::pair<BasicBlock *, BasicBlock *>
getPredecessorWithUniqueSuccessorForBB(BasicBlock *BB);
/// isImpliedCond - Test whether the condition described by Pred, LHS,
/// and RHS is true whenever the given Cond value evaluates to true.