This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: What is wrong with Bugzilla? [Was: Re: GCC and Floating-Point]
Vincent Lefevre <vincent+gcc@vinc17.org> writes:
> On 2005-05-31 14:27:01 +0200, Andreas Schwab wrote:
>> Vincent Lefevre <vincent+gcc@vinc17.org> writes:
>> > But as I said on my page, this isn't much a problem since users
>> > who really need *extended* precision can still set the rounding
>> > precision to extended precision; this isn't portable, but extended
>> > precision isn't portable anyway.
>>
>> What about LDBL_* from <float.h>?
>
> What do you mean here?
They give you access to long double in a portable manner, but if you
change the rounding mode then the constants are no longer accurate.
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."