[Bug tree-optimization/26854] Inordinate compile times on large routines

dberlin at dberlin dot org gcc-bugzilla@gcc.gnu.org
Thu Nov 30 04:54:00 GMT 2006



------- Comment #17 from dberlin at gcc dot gnu dot org  2006-11-30 04:54 -------
Subject: Re:  Inordinate compile times on large routines

On 30 Nov 2006 04:36:05 -0000, lucier at math dot purdue dot edu
<gcc-bugzilla@gcc.gnu.org> wrote:
>
>
> ------- Comment #16 from lucier at math dot purdue dot edu  2006-11-30 04:36 -------
> I now get a segfault when trying this with the current 4.2.0 branch:
>
> [descartes:~/Desktop] lucier% time /pkgs/gcc-4.2.0-64-test/bin/gcc -mcpu=970
> -m64 -no-cpp-precomp -Wall -W -Wno-unused -O1 -fno-math-errno -fschedule-insns2
> -fno-trapping-math -fno-strict-aliasing -fwrapv -fomit-frame-pointer -fPIC
> -fno-common -bundle -flat_namespace -undefined suppress
> -I/usr/local/Gambit-C/include/ -ftime-report -fmem-report all.i
> gcc: unrecognized option '-no-cpp-precomp'
> all.c: In function '___H__20_all_2e_o1':
> all.c:132856: internal compiler error: Bus error
> Please submit a full bug report,
> with preprocessed source if appropriate

It shouldn't crash, but i'm still finishing the patch to not make it
take a ridiculous amount of time, which will need to be applied to the
4.2 branch.
Should be done this week (I sent a preview to the mailing list)


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26854



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