Re: polroots: impossible inverse

[Bill Allombert <Bill.Allombert@math.u-bordeaux1.fr>]

On Tue, Aug 16, 2011 at 11:52:23AM +0800, Gordon Royle wrote:
> Unfortunately I still can't make it work, though probably it is my
> configuration rather than any problem with Pari.
> 
> Anyway, just in case anyone can help, here is the situation:
> 
> - new machine running Mac OS X Lion 64-bit kernel (uname -m returns x86_64)
> - fink-installed version of gcc4.6 (no version 4.5 for Lion)
> 
> 
> However I can't figure out how to actually change the pari-gp configure or
> makefile to use the gcc4.6 and nor can I work out how to make gcc4.6 the
> default compiler for everything.
> 
> (I did try the dumbest thing, which was just to point the symlink
> /usr/bin/gcc to the new version of gcc, and it compiled ok, but immediately
> crashed on starting gp)

Hello Gordon,

Maybe you can try one of the patch in bug #1237:
<http://pari.math.u-bordeaux.fr/Bugs/1237>
They might fix the segfault with gcc 4.6

Cheers,
Bill.