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Re: [PATCH] [lto/55113] Fix use of -fshort-double with -flto for powerpc
- From: Richard Biener <richard dot guenther at gmail dot com>
- To: Dominique Dhumieres <dominiq at lps dot ens dot fr>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>, Paulo Matos <paulo at matos-sorge dot com>
- Date: Wed, 5 Mar 2014 12:51:46 +0100
- Subject: Re: [PATCH] [lto/55113] Fix use of -fshort-double with -flto for powerpc
- Authentication-results: sourceware.org; auth=none
- References: <20140305114347 dot F345B103 at mailhost dot lps dot ens dot fr>
On Wed, Mar 5, 2014 at 12:43 PM, Dominique Dhumieres <dominiq@lps.ens.fr> wrote:
>
> Revision 208312 causes
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60427
Uhm. pointer comparison against double_type_node ...
I'd say we want to revert the patch. Paulo, please do that. Let's
do the alternate approach of marking -fshort-double eligible for LTO
as well and handle it there properly.
Thanks,
Richard.
> Also compiling the test gcc.dg/lto/pr55113 with -m32 gives an ICE
>
> FAIL: gcc.dg/lto/pr55113 c_lto_pr55113_0.o assemble, -flto -fshort-double -O0 (internal compiler error)
>
> internal compiler error: in layout_type, at stor-layout.c:2116
>
> TIA
>
> Dominique