Fix ldbl-128ibm atanl spurious underflows (bug 14871)

Andreas Jaeger aj@suse.com
Thu Nov 22 18:40:00 GMT 2012


On 11/22/2012 06:29 PM, Joseph S. Myers wrote:
> This patch fixes spurious underflows for atanl for ldbl-128ibm, bug
> 14871, in a similar way to the ldbl-128 fix.  Since there were such
> underflows for small inputs, not shown by the testsuite, as well as
> for large inputs, shown by existing tests, this patch adds new tests
> to the testsuite for small inputs to atan.
>
> Tested that this eliminates the spurious underflow exceptions on
> powerpc, and that no new ulps are needed for the new tests on x86_64 /
> x86.

Thanks, this is fine,

Andreas
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