[Bug fortran/36947] Attributes not fully checked comparing actual vs dummy procedure

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

------- Comment #6 from janus at gcc dot gnu dot org  2009-05-18 09:19 -------
Subject: Bug 36947

Author: janus
Date: Mon May 18 09:19:20 2009
New Revision: 147655

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=147655
Log:
2009-05-18  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/36947
        PR fortran/40039
        * expr.c (gfc_check_pointer_assign): Check intents when comparing
        interfaces.
        * gfortran.h (typedef struct gfc_intrinsic_arg): Add 'intent' member.
        (gfc_compare_interfaces): Additional argument.
        * interface.c (operator_correspondence): Add check for equality of
        intents, and new argument 'intent_check'.
        (gfc_compare_interfaces): New argument 'intent_check', which is passed
        on to operator_correspondence.
        (check_interface1): Don't check intents when comparing interfaces.
        (compare_parameter): Do check intents when comparing interfaces.
        * intrinsic.c (add_sym): Add intents for arguments of intrinsic
        procedures.
        (add_sym_1,add_sym_1s,add_sym_1m,add_sym_2,add_sym_2s,add_sym_3,
        add_sym_3ml,add_sym_3red,add_sym_3s,add_sym_4): Use INTENT_IN by
        default.
       
(add_sym_1_intent,add_sym_1s_intent,add_sym_2s_intent,add_sym_3s_intent)
        : New functions to add intrinsic symbols, specifying custom intents.
        (add_sym_4s,add_sym_5s): Add new arguments to specify intents.
        (add_functions,add_subroutines): Add intents for various intrinsics.
        * resolve.c (check_generic_tbp_ambiguity): Don't check intents when
        comparing interfaces.
        * symbol.c (gfc_copy_formal_args_intr): Copy intent.


2009-05-18  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/36947
        PR fortran/40039
        * gfortran.dg/interface_27.f90: New.
        * gfortran.dg/interface_28.f90: New.
        * gfortran.dg/proc_ptr_11.f90: Fixing invalid test case.
        * gfortran.dg/proc_ptr_result_1.f90: Ditto.


Added:
    trunk/gcc/testsuite/gfortran.dg/interface_27.f90
    trunk/gcc/testsuite/gfortran.dg/interface_28.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/expr.c
    trunk/gcc/fortran/gfortran.h
    trunk/gcc/fortran/interface.c
    trunk/gcc/fortran/intrinsic.c
    trunk/gcc/fortran/resolve.c
    trunk/gcc/fortran/symbol.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gfortran.dg/proc_ptr_11.f90
    trunk/gcc/testsuite/gfortran.dg/proc_ptr_result_1.f90


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36947