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Make this work with GLIBCXX_DEBUG.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@38516 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Greene 2007-07-10 22:00:30 +00:00
parent 8202010364
commit 67fcdf7f65
1 changed files with 8 additions and 1 deletions
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9
lib/CodeGen/BranchFolding.cpp
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@ -429,8 +429,15 @@ static bool MergeCompare(const std::pair<unsigned,MachineBasicBlock*> &p,
return true; return true;
else if (p.second->getNumber() > q.second->getNumber()) else if (p.second->getNumber() > q.second->getNumber())
return false; return false;
else 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
assert(0 && "Predecessor appears twice"); assert(0 && "Predecessor appears twice");
#endif
}
} }
// See if any of the blocks in MergePotentials (which all have a common single // See if any of the blocks in MergePotentials (which all have a common single