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Re: Miscellaneous testsuitsuite failures under hpux 10.20
- To: geoffk at cygnus dot com (Geoff Keating)
- Subject: Re: Miscellaneous testsuitsuite failures under hpux 10.20
- From: "John David Anglin" <dave at hiauly1 dot hia dot nrc dot ca>
- Date: Thu, 29 Jun 2000 00:12:43 -0400 (EDT)
- Cc: law at cygnus dot com, gcc-bugs at gcc dot gnu dot org
> > In message <200006282308.QAA02706@localhost.cygnus.com>you write:
> > > > about the portability of ffs which you have used in your patch. The
> > >
> > > That's one of the reasons the patch is not committed. Probably it
> > > should use something like exact_log2, or supply its own ffs
> > > equivalent.
> > Right. We've got routines to compute log2, and presumably that's all we
> > really want/need, right?
>
> Unfortunately, what this particular code needs is exactly ffs. That's
> no problem, though, it just means we should re-implement it, perhaps
> in libiberty. [As a practical matter, nearly every platform where gcc
> is used already has ffs().] If I ever got time I could do this.
What about using floor_log2_wide in toplev.c?
Dave
--
J. David Anglin dave.anglin@nrc.ca
National Research Council of Canada (613) 990-0752 (FAX: 952-6605)