On 17 Feb 2017, at 05:04, Frank Loeffler <[email protected]> wrote: > On Thu, Feb 16, 2017 at 04:34:35PM -0600, Roland Haas wrote: >> I asked the same question and (par for the answer is): it is at parsing >> it with both methods and then comparing so it must be strictly >> slower :) This also qualifies for "debug code" I guess. > > The idea is to catch cases where the new parser gets to a different result > than the old, especially for thorns we don't have access to. I wouldn't call > it 'debugging', since there is nothing to debug at the moement, maybe > verification - but that is just a name anyway. > > The more interesting question is: how much slower did it get for individual > users - and was it piraha or something else? It shouldn't be much more than > twice as slow, because otherwise it would mean piraha would be slower than > the old method. It would still be better than the old method, and it was > never meant as a replacement for efficiency reasons, but it would be > interesting to know what the difference is.
Do we expect Piraha to be faster than the old method? -- Ian Hinder http://members.aei.mpg.de/ianhin
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