should clang follow the same and default to -fno-math-errno
on FreeBSD?

I guess so but I want to be sure, thank you!

roman

On Sun, Feb 06, 2011 at 08:40:41PM +0100, Gerald Pfeifer wrote:
> Pedro kindly made me aware of
> 
>   http://svn.freebsd.org/viewvc/base?view=revision&revision=181538
> 
> where David made -fno-math-errno the default for GCC with the following
> background:
> 
>   Our libm doesn't support the SysV mistake of setting errno, and never 
>   has.  This will need to be fixed upstream in a more generic way, but
>   the changes are somewhat more involved.
> 
> Do I understand correctly that libm on all versions of FreeBSD and on
> all platforms does not set errno, so this should become the default for
> FreeBSD also upstream?
> 
> It would have been nice to report this upstream (and apologies if you
> did and it got missed) and I'll try to raise it there, but wanted to
> get confirmation first.
> 
> Thanks,
> Gerald @FreeBSD.org
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