bootstrap/10420: [x86-solaris 2.9] Cannot compile GCC 3.3 snapshot

[Chiiwen Liou]

Actually it was always used GNU m4. 
----part of Makefile-------
   151  # These values are substituted by configure.
   152  DEFAULT_YACC = bison -y
   153  DEFAULT_LEX = flex
   154  DEFAULT_M4 = gm4
   155
------------------------

--- Eric Botcazou <ebotcazou@libertysurf.fr> wrote:
> > No, I was used m4 prvoided by SUN.
> > TO make sure, I download gnu m4 1.4, and recompiled gcc 3.3 with
> gnu
> > m4.
> > I had the same errors.
> 
> Are you certain that autoconf uses GNU m4 and not Sun m4?
> 
> -- 
> Eric Botcazou