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[Bug fortran/34040] [4.3 Regression] ICE: in simplify_subreg, at simplify-rtx.c:4921 building libgfortran
- From: "fxcoudert at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 16 Nov 2007 23:42:54 -0000
- Subject: [Bug fortran/34040] [4.3 Regression] ICE: in simplify_subreg, at simplify-rtx.c:4921 building libgfortran
- References: <bug-34040-14721@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from fxcoudert at gcc dot gnu dot org 2007-11-16 23:42 -------
(In reply to comment #6)
> Yes. When -m2e is specified on SH, DOUBLE_TYPE_SIZE is set to
> 32 and double_type_node has the SF type.
> Perhaps all targets which set DOUBLE_TYPE_SIZE to other than 64
> might have the same issue.
Certainly. I'm very surprised that we've never seen this before. I'm not sure a
patch that large would be suitable at that stage, I'll ask the other
maintainers. In any case, I think we should at least refuse to compile in that
case, rather than emit code that's possibly wrong.
--
fxcoudert at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |fxcoudert at gcc dot gnu dot
|dot org |org
Status|NEW |ASSIGNED
Last reconfirmed|2007-11-12 19:21:48 |2007-11-16 23:42:54
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34040