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If assertions are not enabled, we should return False here.

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llvm-svn: 38535
This commit is contained in:
Duncan Sands 2007-07-11 08:47:55 +00:00
parent 2791a7ea6d
commit aa83dc9037
1 changed files with 4 additions and 5 deletions
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9
lib/CodeGen/BranchFolding.cpp
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@ -430,13 +430,12 @@ static bool MergeCompare(const std::pair<unsigned,MachineBasicBlock*> &p,
else if (p.second->getNumber() > q.second->getNumber())
return false;
else {
// _GLIBCXX_DEBUG needs to check strict weak ordering and it
// does it by doing a compare on the same object.
#ifdef _GLIBCXX_DEBUG
return(false);
#else
// _GLIBCXX_DEBUG checks strict weak ordering, which involves comparing
// an object with itself.
#ifndef _GLIBCXX_DEBUG
assert(0 && "Predecessor appears twice");
#endif
return(false);
}
}