basic-improvements call for testers

[Daniel Jacobowitz]

On Mon, Dec 16, 2002 at 11:45:22AM -0800, Geoff Keating wrote:
> > Cc: Andreas Tobler <toa@pop.agri.ch>, gcc@gcc.gnu.org
> > From: Zack Weinberg <zack@codesourcery.com>
> > Date: Sun, 15 Dec 2002 15:09:12 -0800
> > User-Agent: Gnus/5.090008 (Oort Gnus v0.08) Emacs/21.2 (i386-pc-linux-gnu)
> > X-OriginalArrivalTime: 15 Dec 2002 23:08:47.0062 (UTC) FILETIME=[EBF21F60:01C2A48E]
> > 
> > Geoff Keating <geoffk@geoffk.org> writes:
> > > Andreas Tobler <toa@pop.agri.ch> writes:
> > >> stage1/xgcc -Bstage1/
> > >> -B/Volumes/reserved1/gcctmp/powerpc-apple-darwin6.2/bin/   -g -O2
> > >> -DIN_GCC   -W -Wall -Wwrite-strings -Wstrict-prototypes
> > >> -Wmissing-prototypes -Wtraditional -pedantic -Wno-long-long
> > >> -fno-common -DHAVE_CONFIG_H -DGENERATOR_FILE  -o gengenrtl \
> > >>   gengenrtl.o ../libiberty/libiberty.a
> > >> make[2]: *** [gengenrtl] Abort trap
> > >> make[1]: *** [stage2_build] Error 2
> > >> make: *** [bootstrap] Error 2
> > >
> > > I now see exactly this on Darwin too, after the last merge into BIB.
> > 
> > I don't have access to a Darwin machine.  Would you mind trying to
> > debug this a bit more?
> 
> It happens in the driver:
> 
> #0  0x9005d478 in abort ()
> #1  0x00011bd8 in handle_braces (p=0x63bb4 "@:-o %f%u.out}%{!@:%{o*}%{!o:-o a.out}}     %{!Zdynamiclib:%{!A:%{!nostdlib:%{!nostartfiles:%S}}}}     %{L*} %(link_libgcc) %o %{!nostdlib:%{!nodefaultlibs:%G %L}}     %{!A:%{!nostdlib:%{!nostartfiles"...) at /Network/Servers/cauchy/homes/thorin/gkeating/co/basic-improvement/gcc/gcc/gcc.c:5703
> 
> I don't see anything wrong with the specs string at this point,
> it looks like an example of the %{S:X} rule.

@ isn't legal there according to the driver.  The test for the atom is:

      while (ISIDNUM(*p) || *p == '-' || *p == '+' || *p == '='
             || *p == ',' || *p == '.')
        p++;

If -@ is a valid option here that if statement should be extended to
include it.

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer