[Bug fortran/50981] [4.6 Regression] Wrong-code for scalarizing ELEMENTAL call with absent OPTIONAL argument

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

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50981

--- Comment #44 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-10-16 13:02:09 UTC ---
Author: burnus
Date: Tue Oct 16 13:02:02 2012
New Revision: 192495

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192495
Log:
2012-10-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/50981
        PR fortran/54618
        * trans.h (gfc_conv_derived_to_class, gfc_conv_class_to_class):
        Update prototype.
        * trans-stmt.c (trans_associate_var,gfc_trans_allocate): Update
        calls to those functions.
        * trans-expr.c (gfc_conv_derived_to_class,
        * gfc_conv_class_to_class,
        gfc_conv_expr_present): Handle absent polymorphic arguments.
        (class_scalar_coarray_to_class): New function.
        (gfc_conv_procedure_call): Update calls.

2012-10-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/50981
        PR fortran/54618
        * gfortran.dg/class_optional_1.f90: New.
        * gfortran.dg/class_optional_2.f90: New.


Added:
    trunk/gcc/testsuite/gfortran.dg/class_optional_1.f90
    trunk/gcc/testsuite/gfortran.dg/class_optional_2.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/trans-expr.c
    trunk/gcc/fortran/trans-stmt.c
    trunk/gcc/fortran/trans.h
    trunk/gcc/testsuite/ChangeLog