Re: Mainline bootstrap broken for i686-pc-linux-gnu

[Christian Joensson <c dot christian dot joensson at comhem dot se>]

On Sat, Jul 05, 2003 at 01:15:37PM +0200, Andreas Jaeger wrote:
> Colin Douglas Howell <chowell2@pacbell.net> writes:
> 
> > Fails as follows for a clean bootstrap (using contrib/gcc_build):
> >
> > stage1/xgcc -Bstage1/
> > -B/home/howell/dev/install/i686-pc-linux-gnu/bin/  -g -O2 -DIN_GCC
> > -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes
> > -pedantic -Wno-long-long -Werror -fno-common -DHAVE_CONFIG_H
> > -I. -I. -I/home/howell/dev/gcc/gcc
> > -I/home/howell/dev/gcc/gcc/. -I/home/howell/dev/gcc/gcc/config
> > -I/home/howell/dev/gcc/gcc/../include -I../intl -c insn-attrtab.c \
> >    -o insn-attrtab.o
> > insn-attrtab.c:19771: warning: no previous prototype for
> > `k6_fpu_unit_ready_cost'
> 
> [...]
> >
> > I suspect this was triggered by the following change:
> >
> > 2003-07-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
> >
> >          * genattr.c (internal_dfa_insn_code): Output prototype.
> >          * genattrtab.c: Don't output unnecessary decls, output in ISO C.
> >          * genautomata.c: Likewise.
> >          * genconditions.c: Likewise.
> >          * genemit.c: Likewise.
> >          * genextract.c: Likewise.
> >          * gengenrtl.c: Likewise.
> >          * gengtype.c: Likewise.
> >          * genopinit.c: Likewise.
> >          * genoutput.c: Likewise.
> >          * genpeep.c: Likewise.
> >          * genrecog.c: Likewise.
> 
> Yes, that change is the culprit. There's also a bug in genemit.c.  I'm
> currently testing patches for your problem and genemit.c and will
> commit them as obvious after bootstrapping goes over these lines.  I
> should have something committed in an hour or two,

uhm, I get these problems on i{6,7}86-linux, but not on
sparc{,64}-linux...

LAST_UPDATED: Sat Jul  5 05:59:39 UTC 2003

i.e., with Kaveh's patch in...

/ChJ