Anton Blanchard 0a1f1e78fb Eliminate redundant sign extensions in pow()
When looking at the code generated for pow() on ppc64 I noticed quite
a few sign extensions. Making the array indices unsigned reduces the
number of sign extensions from 24 to 7.

Tested for powerpc64le and x86_64.
2016-01-04 14:55:38 -02:00
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2013-06-05 20:44:03 +00:00