svn commit: r336299 - in head: include lib/msun lib/msun/ld128 lib/msun/ld80 lib/msun/man lib/msun/src

[John Baldwin]

On 9/20/18 8:54 AM, Mark Johnston wrote:
> On Sun, Jul 15, 2018 at 12:23:11AM +0000, Matt Macy wrote:
>> Author: mmacy
>> Date: Sun Jul 15 00:23:10 2018
>> New Revision: 336299
>> URL: https://svnweb.freebsd.org/changeset/base/336299
>>
>> Log:
>>   msun: add ld80/ld128 powl, cpow, cpowf, cpowl from openbsd
>>   
>>   This corresponds to the latest status (hasn't changed in 9+
>>   years) from openbsd of ld80/ld128 powl, and source cpowf, cpow,
>>   cpowl (the complex power functions for float complex, double
>>   complex, and long double complex) which are required for C99
>>   compliance and were missing from FreeBSD. Also required for
>>   some numerical codes using complex numbered Hamiltonians.
>>   
>>   Thanks to jhb for tracking down the issue with making
>>   weak_reference compile on powerpc.
>>   
>>   When asked to review, bde said "I don't like it" - but
>>   provided no actionable feedback or superior implementations.
>>   
>>   Discussed with: jhb
>>   Submitted by: jmd
>>   Differential Revision: https://reviews.freebsd.org/D15919
> 
> This seems to have broken the gcc build:
> https://ci.freebsd.org/job/FreeBSD-head-amd64-gcc/
> 
> /workspace/src/lib/msun/ld80/e_powl.c:275:1: error: floating constant exceeds range of 'long double' [-Werror=overflow]
>   if( y >= LDBL_MAX )
>   ^~

Which architecture?  i386 doesn't get build with i386-xtoolchain-gcc pending
some patches I haven't yet posted for review related to the weirdness we do
with floating point on i386.

-- 
John Baldwin