Error compiling GCC 3.2.1 (got it!)

[Oliver Kullmann]

On Wed, Jan 01, 2003 at 11:09:22AM -0800, LLeweLLyn Reese wrote:
> To: Oliver Kullmann <O.Kullmann@Swansea.ac.uk>
> Cc: gcc-help@gcc.gnu.org
> Reply-To: gcc-help@gcc.gnu.org
> From: LLeweLLyn Reese <llewelly@lifesupport.shutdown.com>
> Date: 01 Jan 2003 11:09:22 -0800
> In-Reply-To: <20021228162641.GB16019@swan.ac.uk>
> User-Agent: Gnus/5.0808 (Gnus v5.8.8) Emacs/20.7
> Subject: Re: Error compiling GCC 3.2.1
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> Oliver Kullmann <O.Kullmann@Swansea.ac.uk> writes:
> 
> > Hi,
> > 
> > I have exactly the same problem (posted in also on this list,
> > and sent an error report, but yet no answer).
> [snip]
> 
> Unfortunately no one knows the answer. Here are some suggestions:
> 
> (a) Try getting a pre-built gcc 3.2.1 binary and building with that.
> 
> (b) Double check the versions of the tools you use to build
>     gcc. 2.95.3 is probably solid, (I built 3.2.1 with 2.95.3 on
>     FreeBSD, I know others have on other platforms.) so check your
>     binutils versions first. If you have experimental/unofficial
>     binutils, try replacing them. (Note: Some linux distros ship with
>     experimental/unofficial binutils - so you may have them and not
>     know it.)
>

I reinstalled 2.95.3, and in fact I got it working!

Thanks!

Oliver

 
> (c) If you have a linux distro that builds everything with every
>     optimization flag (e.g., mandrake, which uses -03 -fomit-frame-pointer
>     -fexpensive-optimization -march=pentiumpro -mcpu=pentiumpro, and
>     others I can't recall) try building gcc 2.95.3 without these
>     optimizations, and use the new 2.95.3 for building 3.2.1 .
> 
> (d) Use 'make bootstrap4' instead of make bootstrap. This adds an
>     additional stage; normally, the stage1 compiler builds the stage2
>     compiler with the flags -g -O2. Using make bootstrap4, the stage1
>     compiler builds the stage2 compiler with no optimization flags
>     (reducing the chance that it will be miscompiled) and the stage2
>     compiler builds the stage3 compiler with -g -O2.
> 
> (e) Try 'make BOOT_CFLAGS='-O' bootstrap ' or
>     make BOOT_CFLAGS='-O0' bootstrap to build gcc with fewer
>     optimizations.

-- 
Dr. Oliver Kullmann
Computer Science Department
University of Wales Swansea
Faraday Building, Singleton Park
Swansea SA2 8PP, UK
http://cs-svr1.swan.ac.uk/~csoliver/