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Re: Patch gcc-4.0 should not apply mathematical associative rules for addition or multiplication


Roger Sayle <roger@eyesopen.com> writes:

[...]

| My concern now is how much the performance benefits of the tree-ssa
| merge were exagerated by the fact that we've been performing these
| unsafe mathematical transformations.  Fixing this problem may hurt
| our SPECfp2000 scores   :<

he he :-)  That IS a bit cynical :-)

-- Gaby


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