[Bug fortran/49648] New: ICE(segfault) with MATHMUL and function-result actual argument

["burnus at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49648

           Summary: ICE(segfault) with MATHMUL and function-result actual
                    argument
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: fortran
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: burnus@gcc.gnu.org


Created attachment 24696
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24696
test case

With gfortran 4.1 to 4.7, I get a segfault for the attached program:

test.f90: In function âgf_generateembpotâ:
test.f90:31:0: internal compiler error: Segmentation fault


==1006== Invalid read of size 4
==1006==    at 0x57C534: gfc_walk_subexpr (trans-array.c:7509)
==1006==    by 0x57CC10: gfc_walk_expr (trans-array.c:7893)
==1006==    by 0x5A2B32: gfc_conv_intrinsic_size (trans-intrinsic.c:4947)
==1006==    by 0x5B159C: gfc_conv_intrinsic_function (trans-intrinsic.c:6595)
==1006==    by 0x5A0532: gfc_conv_function_expr (trans-expr.c:4064)
==1006==    by 0x59C629: gfc_apply_interface_mapping (trans-expr.c:2313)
==1006==    by 0x57229B: gfc_set_loop_bounds_from_array_spec
(trans-array.c:585)
==1006==    by 0x59FC79: gfc_conv_procedure_call (trans-expr.c:3509)