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Re: (i386-linux x sh-elf) -fssa segfault
- To: Toshiyasu Morita <tm at netcom dot com>
- Subject: Re: (i386-linux x sh-elf) -fssa segfault
- From: Geoff Keating <geoffk at cygnus dot com>
- Date: 19 Jun 2000 20:25:59 -0700
- CC: gcc-bugs at gcc dot gnu dot org
- References: <200006200104.SAA29091@netcom.com>
Toshiyasu Morita <tm@netcom.com> writes:
> version: CVS
> host: i386-linux
> target: sh-elf
>
> When compiling files in the stress-1.14 testsuite at:
>
> ftp://shell14.ba.best.com/pub.t/tm2/stress-1.14.tar.gz
>
> using the options:
>
> -O2 -m4-single-only -ml -fssa -S -g
>
> the following error occurs:
>
> ..
> /blitstd.i
> xgcc: Internal compiler error: program cc1 got fatal signal 11
> ..
>
> The problem appears to be in flow; here is the stack backtrace:
I am presently working on this problem, which also shows up in the
c-torture testsuite.
It's not flow. It's wrong handling of SUBREGs in the SSA conversion.
Anyway, thanks for reporting the problem.
--
- Geoffrey Keating <geoffk@cygnus.com>