[Bug fortran/34040] [4.3 Regression] ICE: in simplify_subreg, at simplify-rtx.c:4921 building libgfortran

[fxcoudert 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