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Calculate GetBestDestForJumpOnUndef correctly. 

llvm-svn: 133946
This commit is contained in:
Jakub Staszak 2011-06-27 21:51:12 +00:00
parent 1a13cd77f1
commit 423651e46a
1 changed files with 3 additions and 1 deletions
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4
llvm/lib/Transforms/Scalar/JumpThreading.cpp
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@ -600,8 +600,10 @@ static unsigned GetBestDestForJumpOnUndef(BasicBlock *BB) {
for (unsigned i = 1, e = BBTerm->getNumSuccessors(); i != e; ++i) {
TestBB = BBTerm->getSuccessor(i);
unsigned NumPreds = std::distance(pred_begin(TestBB), pred_end(TestBB));
if (NumPreds < MinNumPreds)
if (NumPreds < MinNumPreds) {
MinSucc = i;
MinNumPreds = NumPreds;
}
}
return MinSucc;