Re: test-float fails on ppc64 because DBL_MIN_EXP < LDBL_MIN_EXP

[Pádraig Brady]

On 08/31/2011 04:48 PM, Jim Meyering wrote:
> The test-float test is failing on ppc64 with:
> 
>     gcc version 4.4.4 20100630 (Red Hat 4.4.4-10) (GCC)
>     (albeit an aging Fedora 12 system)
> 
> due to the failure of this assertion:
> 
>     ASSERT (LDBL_MIN_EXP <= DBL_MIN_EXP);
> 
> It fails because of these numbers:
> 
>     $ :|gcc -dD -E -include stddef.h -|grep -E 'L?DBL_MIN_EXP'
>     #define __DBL_MIN_EXP__ (-1021)
>     #define __LDBL_MIN_EXP__ (-968)
> 
> I propose to comment out that test for now, just prior
> to the coreutils-8.13 pre-release snapshot.

Looks good. That surprising behavior caught me out in coreutils too:
http://git.sv.gnu.org/gitweb/?p=coreutils.git;a=commitdiff;h=766ec503

cheers,
Pádraig.