Fix spurious "inexact" exceptions from x86 pow with NaN argument (bug 16167)

Andreas Jaeger aj@suse.com
Sun Nov 17 19:02:00 GMT 2013


On 11/13/2013 01:15 PM, Joseph S. Myers wrote:
> Bug 16167 is x86 / x86_64 pow functions wrongly raising the "inexact"
> exception for some cases of NaN input, when according to ISO C NaN
> inputs returning NaN outputs should generally raise no exceptions at
> all.  This patch adds appropriate tests for this case to the
> implementations.
> 
> Tested x86_64 and x86, together with my separate patch to make
> libm-test.inc check this ISO C requirement (intended to go in
> immediately after this one).

OK, thanks,

Andreas
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