GitLab

	* trans-expr.c (gfc_trans_assignment_1): Set OMPWS_SCALARIZER_WS
	bit in ompws_flags only if loop.temp_ss is NULL, and clear it if
	lhs needs reallocation.
	* trans-openmp.c (gfc_trans_omp_workshare): Don't return early if
	code is NULL, emit a barrier if workshare emitted no code at all
	and NOWAIT clause isn't present.

	* testsuite/libgomp.fortran/pr49792-1.f90: New test.
	* testsuite/libgomp.fortran/pr49792-2.f90: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@177898 138bc75d-0d04-0410-961f-82ee72b054a4

        * trans-array.c (CAF_TOKEN_FIELD): New macro constant.
        (gfc_conv_descriptor_token): New function.
        * trans-array.h (gfc_conv_descriptor_token): New prototype.
        * trans-types.c (gfc_get_array_descriptor_base): For coarrays
        with -fcoarray=lib, append "void *token" to the array descriptor.
        (gfc_array_descriptor_base_caf): New static variable.
        * trans-expr.c (gfc_conv_procedure_call): Handle token and
        * offset
        when passing a descriptor coarray to a nondescriptor dummy.

2011-07-26  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/coarray_lib_token_2.f90: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@176784 138bc75d-0d04-0410-961f-82ee72b054a4

        * check.c (gfc_check_present): Allow coarrays.
        * trans-array.c (gfc_conv_array_ref): Avoid casting
        when a pointer is wanted.
        * trans-decl.c (create_function_arglist): For -fcoarray=lib,
        handle hidden token and offset arguments for nondescriptor
        coarrays.
        * trans-expr.c (get_tree_for_caf_expr): New function.
        (gfc_conv_procedure_call): For -fcoarray=lib pass the
        token and offset for nondescriptor coarray dummies.
        * trans.h (lang_type): Add caf_offset tree.
        (GFC_TYPE_ARRAY_CAF_OFFSET): New macro.

2011-07-21  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/coarray_lib_token_1.f90: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@176562 138bc75d-0d04-0410-961f-82ee72b054a4

	* tree.h (fold_build_pointer_plus_loc): New helper function.
	(fold_build_pointer_plus_hwi_loc): Likewise.
	(fold_build_pointer_plus): Define.
	(fold_build_pointer_plus_hwi): Likewise.

	* builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus.
	(fold_builtin_memory_op): Likewise.
	(fold_builtin_stpcpy): Likewise.
	(fold_builtin_memchr): Likewise.
	(fold_builtin_strstr): Likewise.
	(fold_builtin_strchr): Likewise.
	(fold_builtin_strrchr): Likewise.
	(fold_builtin_strpbrk): Likewise.
	(fold_builtin_strcat): Likewise.
	(expand_builtin_memory_chk): Likewise.
	(fold_builtin_memory_chk): Likewise.
	* c-typeck.c (build_unary_op): Likewise.
	* cgraphunit.c (thunk_adjust): Likewise.
	* fold-const.c (build_range_check): Likewise.
	(fold_binary_loc): Likewise.
	* omp-low.c (extract_omp_for_data): Likewise.
	(expand_omp_for_generic): Likewise.
	(expand_omp_for_static_nochunk): Likewise.
	(expand_omp_for_static_chunk): Likewise.
	* tree-affine.c (add_elt_...

        * expr.c (gfc_ref_this_image): New function.
        (gfc_is_coindexed): Use it.
        * gfortran.h (gfc_ref_this_image): New prototype.
        * resolve.c (resolve_deallocate_expr,
        resolve_allocate_expr): Support alloc scalar coarrays.
        * trans-array.c (gfc_conv_array_ref, gfc_array_init_size,
        gfc_conv_descriptor_cosize, gfc_array_allocate,
        gfc_trans_deferred_array): Ditto.
        * trans-expr.c (gfc_conv_variable) Ditto.:
        * trans-stmt.c (gfc_trans_deallocate): Ditto.
        * trans-types.c (gfc_get_element_type, gfc_get_array_type_bounds
        gfc_get_array_descr_info): Ditto.
        * trans-decl.c (gfc_get_symbol_decl): Ditto.

2011-07-16  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/coarray_14.f90: Remove dg-error "sorry not
        * implemented".
        * gfortran.dg/coarray_7.f90: Ditto.
        * gfortran.dg/coarray/scalar_alloc_1.f90: New.
        * gfortran.dg/coarray/scalar_alloc_2.f90: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@176358 138bc75d-0d04-0410-961f-82ee72b054a4

        PR fortran/49324
        * trans-expr.c (gfc_trans_assignment_1): Tell
        gfc_trans_scalar_assign to also deep-copy RHS nonvariables
        with allocatable components.
        * trans-array.c (gfc_conv_expr_descriptor): Ditto.

2011-06-12  Tobias Burnus

        PR fortran/49324
        * gfortran.dg/alloc_comp_assign_11.f90: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174959 138bc75d-0d04-0410-961f-82ee72b054a4

        PR fortran/49255
        * trans-expr.c (gfc_conv_procedure_call): Fix -fcheck=pointer
        for F2008.

2011-06-05  Tobias Burnus  <burnus@net-b.de>

        PR fortran/49255
        * gfortran.dg/pointer_check_9.f90: New.
        * gfortran.dg/pointer_check_10.f90: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174663 138bc75d-0d04-0410-961f-82ee72b054a4

	    Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/48955
	* trans-expr.c (gfc_trans_assignment_1): GFC_REVERSE_NOT_SET
	changed to GFC_ENABLE_REVERSE.
	* trans-array.c (gfc_init_loopinfo): GFC_CANNOT_REVERSE changed
	to GFC_INHIBIT_REVERSE.
	* gfortran.h : Enum gfc_reverse is now GFC_ENABLE_REVERSE,
	GFC_FORWARD_SET, GFC_REVERSE_SET and GFC_INHIBIT_REVERSE.
	* dependency.c (gfc_dep_resolver): Change names for elements of
	gfc_reverse as necessary. Change the logic so that forward
	dependences are remembered as well as backward ones. When both
	have appeared, force a temporary.

2011-05-26  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/48955
	* gfortran.dg/dependency_40.f90 : New test.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174302 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/48746
	* trans-expr.c (fcncall_realloc_result): Set the bounds and the
	offset so that the lbounds are one.
	(gfc_trans_arrayfunc_assign): Add rank to arguments of above.

2011-04-30  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/48746
	* gfortran.dg/realloc_on_assign_7.f03: Test bounds.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@173213 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/48462
	* trans-expr.c (arrayfunc_assign_needs_temporary): Deal with
	automatic reallocation when the lhs is a target.

	PR fortran/48746
	* trans-expr.c (fcncall_realloc_result): Make sure that the
	result dtype field is set before the function call.

2011-04-29  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/48462
	* gfortran.dg/realloc_on_assign_7.f03: Modify to test for lhs
	being a target.

	PR fortran/48746
	* gfortran.dg/realloc_on_assign_7.f03: Add subroutine pr48746.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@173185 138bc75d-0d04-0410-961f-82ee72b054a4

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@172728 138bc75d-0d04-0410-961f-82ee72b054a4

Do that by running this command:
  perl -pi -e    's/\bgfc_free ?\(/free (/' \
    $(git grep -El '\bgfc_free ?\(')
which also corrects the few uses that lacked a space between
the function name and the open parenthesis.
Manually undo the change to the function definition itself
and its prototype.  They'll be removed next.
* array.c (gfc_free_array_spec, gfc_set_array_spec): s/gfc_free/free/
* constructor.c (node_free): Likewise.
* cpp.c (dump_queued_macros): Likewise.
* data.c (gfc_assign_data_value): Likewise.
* decl.c (free_variable, free_value, gfc_free_data): Likewise.
(gfc_free_data_all, match_old_style_init): Likewise.
(gfc_set_constant_character_len, gfc_free_enum_history, NUM_DECL):
Likewise.
(gfc_match_modproc): Likewise.
* dependency.c (check_section_vs_section): Likewise.
* error.c (gfc_pop_error, gfc_free_error): Likewise.
* expr.c (free_expr0, gfc_free_expr, gfc_free_actual_arglist): Likewise.
(gfc_free_ref_list, gfc_replace_expr, gfc_copy_ref): Likewise.
(find_substring_ref, gfc_simplify_expr, gfc_check_assign_symbol):
Likewise.
* frontend-passes.c (gfc_run_passes, cfe_expr_0): Likewise.
(strip_function_call, optimize_comparison): Likewise.
* interface.c (gfc_free_interface, arginfo, check_interface0): Likewise.
(CHECK_OS_COMPARISON, gfc_extend_assign, gfc_free_formal_arglist):
Likewise.
* intrinsic.c (gfc_intrinsic_done_1, gfc_convert_type_warn): Likewise.
(gfc_convert_chartype): Likewise.
* io.c (gfc_free_open, compare_to_allowed_values, gfc_free_close):
Likewise.
(gfc_free_filepos, gfc_free_dt, gfc_free_inquire): Likewise.
* match.c (gfc_free_iterator, gfc_match_associate): Likewise.
(gfc_free_alloc_list, gfc_free_namelist, gfc_free_equiv_until):
Likewise.
(free_case, gfc_free_forall_iterator): Likewise.
* misc.c: Likewise.
* module.c (free_pi_tree, resolve_fixups, free_rename): Likewise.
(free_true_name, peek_atom, mio_allocated_wide_string): Likewise.
(mio_pool_string, mio_internal_string, mio_gmp_integer): Likewise.
(mio_gmp_real, mio_expr, mio_typebound_proc): Likewise.
(mio_full_typebound_tree, skip_list, load_equiv): Likewise.
(free_written_common, gfc_use_module, gfc_free_use_stmts): Likewise.
* openmp.c (gfc_free_omp_clauses): Likewise.
* options.c (gfc_post_options): Likewise.
* parse.c (select_type_pop, parse_omp_structured_block): Likewise.
* primary.c (gfc_free_structure_ctor_component): Likewise.
* resolve.c (resolve_structure_cons, check_host_association): Likewise.
(gfc_resolve_forall, resolve_equivalence): Likewise.
* scanner.c (gfc_scanner_done_1, gfc_release_include_path): Likewise.
(gfc_define_undef_line, preprocessor_line, include_line): Likewise.
(load_file, gfc_read_orig_filename): Likewise.
* simplify.c (simplify_transformation_to_array): Likewise.
(gfc_simplify_ibits, simplify_shift, gfc_simplify_ishftc, STRING):
Likewise.
(gfc_simplify_compiler_options): Likewise.
* st.c (gfc_free_statement, gfc_free_statements): Likewise.
(gfc_free_association_list): Likewise.
* symbol.c (free_components, gfc_free_st_label, free_st_labels):
Likewise.
(gfc_delete_symtree, gfc_free_symbol, gfc_undo_symbols): Likewise.
(free_old_symbol, gfc_commit_symbols, free_tb_tree): Likewise.
(free_common_tree, free_uop_tree, free_sym_tree): Likewise.
(gfc_free_dt_list, gfc_free_equiv_infos, gfc_free_equiv_lists):
Likewise.
(gfc_free_finalizer, gfc_free_charlen, free_entry_list): Likewise.
(gfc_free_namespace): Likewise.
* trans-array.c (gfc_free_ss, gfc_trans_array_bound_check): Likewise.
(gfc_conv_array_ref, gfc_conv_ss_startstride): Likewise.
(gfc_trans_dummy_array_bias, gfc_conv_array_parameter): Likewise.
* trans-common.c (get_init_field, create_common): Likewise.
* trans-const.c (gfc_build_wide_string_const): Likewise.
(gfc_conv_string_init): Likewise.
* trans-decl.c (gfc_generate_function_code): Likewise.
* trans-expr.c (gfc_conv_substring, gfc_free_interface_mapping):
Likewise.
(SCALAR_POINTER, gfc_conv_statement_function): Likewise.
(gfc_trans_subarray_assign): Likewise.
* trans-intrinsic.c (conv_generic_with_optional_char_arg): Likewise.
* trans-io.c (gfc_trans_io_runtime_check, set_string): Likewise.
(transfer_namelist_element, transfer_array_component): Likewise.
* trans-openmp.c (gfc_trans_omp_array_reduction): Likewise.
* trans-stmt.c (cleanup_forall_symtrees, gfc_trans_forall_1): Likewise.
* trans.c (trans_runtime_error_vararg, gfc_restore_backend_locus):
Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@172666 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/48462
	* trans-expr.c (fcncall_realloc_result): Renamed version of
	realloc_lhs_bounds_for_intrinsic_call that does not touch the
	descriptor bounds anymore but makes a temporary descriptor to
	hold the result.
	(gfc_trans_arrayfunc_assign): Modify the reference to above
	renamed function.

2011-04-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/48462
	* gfortran.dg/realloc_on_assign_7.f03: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@172636 138bc75d-0d04-0410-961f-82ee72b054a4

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@172247 138bc75d-0d04-0410-961f-82ee72b054a4

	* trans-expr.c (realloc_lhs_loop_for_fcn_call): Take loop as parameter,
	don't use local variable.
	(gfc_trans_arrayfunc_assign): Adjust caller.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@171736 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/48059
	* trans-expr.c (gfc_apply_interface_mapping_to_expr): Replace base type
	for polymorphic arguments.

2011-03-12  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/48059
	* gfortran.dg/class_41.f03: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@170906 138bc75d-0d04-0410-961f-82ee72b054a4

        PR fortran/47775
        * trans-expr.c (arrayfunc_assign_needs_temporary): Use
        esym to check whether the specific procedure returns an
        allocatable or pointer.

2011-02-18  Tobias Burnus

        PR fortran/47775
        * gfortran.dg/func_result_6.f90: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@170289 138bc75d-0d04-0410-961f-82ee72b054a4

	* gfortran.h (struct gfc_component): Add norestrict_decl member.
	* trans.h (struct lang_type): Add nonrestricted_type member.
	* trans-expr.c (gfc_conv_component_ref): Search fields with correct
	parent type.
	* trans-types.c (mirror_fields, gfc_nonrestricted_type): New.
	(gfc_sym_type): Use it.

testsuite/
	PR fortran/45586
	* gfortran.dg/lto/pr45586_0.f90: New test.
	* gfortran.dg/typebound_proc_20.f90: Ditto.
	* gfortran.dg/typebound_proc_21.f90: Ditto.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@170284 138bc75d-0d04-0410-961f-82ee72b054a4

            Janus Weil  <janus@gcc.gnu.org>
            Tobias Burnus  <burnus@net-b.de>

        PR fortran/45586
        * trans-expr.c (conv_parent_component_references): Avoid
        unintendent skipping of parent compounds.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@170072 138bc75d-0d04-0410-961f-82ee72b054a4

	    Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/47082
	* trans-expr.c (gfc_trans_class_init_assign): Add call to
	gfc_get_derived_type.
	* module.c (read_cleanup): Do not use unique_symtrees for vtabs
	or vtypes.

2011-02-02  Janus Weil  <janus@gcc.gnu.org>
	    Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/47082
	* gfortran.dg/class_37.f03 : New test.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169767 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/47565
	* trans-expr.c (gfc_conv_structure): Handle constructors for procedure
	pointer components with allocatable result.


2011-02-01  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/47565
	* gfortran.dg/typebound_call_20.f03: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169480 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/47455
	* trans-expr.c (gfc_conv_procedure_call): Handle procedure pointers
	with pointer or allocatable result.


2011-01-31  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/47455
	* gfortran.dg/typebound_call_19.f03: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169455 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/47523
	* trans-expr.c (gfc_trans_assignment_1): If the rhs is an op
	expr and is assigned to a deferred character length scalar,
	make sure that the function is called before reallocation,
	so that the length is available. Include procedure pointer
	and procedure pointer component rhs as well.

2011-01-30  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/47523
	* trans-expr.c (gfc_trans_assignment_1): If the rhs is an op
	expr and is assigned to a deferred character length scalar,
	make sure that the function is called before reallocation,
	so that the length is available. Include procedure pointer
	and procedure pointer component rhs as well.

	PR fortran/45170
	PR fortran/35810
	PR fortran/47350
	* gfortran.dg/allocatable_function_5.f90: New test not added by
	mistake on 2011-01-28.




git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169413 138bc75d-0d04-0410-961f-82ee72b054a4

	    Tobias Burnus  <burnus@gcc.gnu.org>

	PR fortran/45170
	PR fortran/35810
	PR fortran/47350
	* interface.c (compare_actual_formal): An allocatable or pointer
	deferred length actual is only allowed if the formal argument
	is also deferred length. Clean up whitespace.
	* trans-expr.c (gfc_conv_procedure_call): Pass string length for
	deferred character length formal arguments by reference. Do the
	same for function results.
	(gfc_trans_pointer_assignment): Do not do runtime check of lhs
	and rhs character lengths, if deferred length lhs.  In this case
	set the lhs character length to that of the rhs.
	(gfc_conv_string_parameter): Remove assert that string length is
	an integer type.
	(is_scalar_reallocatable_lhs): New function.
	(alloc_scalar_allocatable_for_assignment): New function.
	(gfc_trans_assignment_1): Call above new function. If the rhs is
	a deferred character length itself, makes ure that the function
	is called before reallocation, so that the length is available.
	(gfc_trans_asssignment): Remove error about assignment to
	deferred length character variables.
	* gfortran.texi : Update entry about (re)allocation on
	assignment.
	* trans-stmt.c (gfc_trans_allocate): Add code to handle deferred
	length character variables.
	* module.c (mio_typespec): Transfer deferred characteristic.
	* trans-types.c (gfc_get_function_type): New code to generate
	hidden typelist, so that those character lengths that are
	passed by reference get the right type.
	* resolve.c (resolve_contained_fntype): Supress error for
	deferred character length functions.
	(resolve_function, resolve_fl_procedure) The same.
	(check_symbols): Remove the error that support for
	entity with deferred type parameter is not yet implemented.
	(resolve_fl_derived): The same.
	match.c (alloc_opt_list): Allow MOLD for deferred length object.
	* trans-decl.c (gfc_get_symbol_decl): For deferred character
	length dummies, generate a local variable for string length.
	(create_function_arglist): Hidden length can be a pointer.
	(gfc_trans_deferred_vars): For deferred character length
	results and dummies, assign the string length to the local
	variable from the hidden argument on entry and the other way
	round on exit, as appropriate.

2011-01-28  Paul Thomas  <pault@gcc.gnu.org>
	    Tobias Burnus  <burnus@gcc.gnu.org>

	PR fortran/45170
	PR fortran/35810
	PR fortran/47350
	* gfortran.dg/realloc_on_assign_3.f03: New test.
	* gfortran.dg/realloc_on_assign_4.f03: New test.
	* gfortran.dg/realloc_on_assign_5.f90: New test.
	* gfortran.dg/allocatable_function_5.f90: New test.
	* gfortran.dg/allocate_deferred_char_scalar_1.f90: New test.
	* gfortran.dg/deferred_type_param_2.f90: Remove two "not yet
	implemented" dg-errors.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169356 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/47240
	* resolve.c (expression_rank): Fix rank of procedure poiner components.
	* trans-expr.c (gfc_conv_procedure_call): Take care of procedure
	pointer components as actual arguments.


2011-01-18  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/47240
	* gfortran.dg/proc_ptr_comp_29.f90: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@168973 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/46896
	* trans-expr.c (gfc_conv_procedure_call): With a non-copying
	procedure argument (eg TRANSPOSE) use a temporary if there is
	any chance of aliasing due to host or use association.
	(arrayfunc_assign_needs_temporary): Correct logic for function
	results and do not use a temporary for implicitly PURE
	variables.  Use a temporary for Cray pointees.
	* symbol.c (gfc_add_save): Explicit SAVE not compatible with
	implicit pureness of containing procedure.
	* decl.c (match_old_style_init, gfc_match_data): Where decl
	would fail in PURE procedure, set implicit_pure to zero.
	* gfortran.h : Add implicit_pure to structure symbol_attr and
	add prototype for function gfc_implicit_pure.
	* expr.c (gfc_check_pointer_assign, gfc_check_vardef_context):
	Where decl would fail in PURE procedure, reset implicit_pure.
	* io.c (match_vtag, gfc_match_open, gfc_match_close,
	gfc_match_print, gfc_match_inquire, gfc_match_wait): The same.
	* match.c (gfc_match_critical, gfc_match_stopcode,
	sync_statement, gfc_match_allocate, gfc_match_deallocate): The
	same.
	* parse.c (decode_omp_directive): The same.
	(parse_contained): If not PURE, set implicit pure attribute.
	* resolve.c (resolve_formal_arglist, resolve_structure_cons,
	resolve_function, resolve_ordinary_assign) : The same.
	(gfc_implicit_pure): New function.
	* module.c (mio_symbol_attribute): Introduce AB_IMPLICIT_PURE
	to ab_attribute enum and use it in this function.

2011-01-08  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/46896
	* gfortran.dg/transpose_optimization_2.f90 : New test.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@168600 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/47180
	* trans-expr.c (gfc_trans_class_assign): Bugfix for r168524 (make sure
	'vtab' is initialized).


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@168526 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/47180
	* trans-expr.c (gfc_trans_class_assign): For a polymorphic NULL pointer
	assignment, set the _vptr component to the declared type.


2011-01-05  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/47180
	* gfortran.dg/extends_type_of_2.f03: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@168524 138bc75d-0d04-0410-961f-82ee72b054a4

        PR fortran/46974
        * target-memory.c (gfc_interpret_derived): Handle
        * C_PTR/C_FUNPTR.
        * trans-expr.c (gfc_trans_structure_assign): Ditto.
        (gfc_conv_expr): Avoid crashes using non-C_NULL_(FUN)PTR const expr.

2010-12-18  Tobias Burnus  <burnus@net-b.de>

        PR fortran/46974
        * gfortran.dg/c_ptr_tests_16.f90: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@168031 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/46201
	* trans-expr.c (gfc_conv_procedure_call): Handle procedure pointer
	components called on a dimensionful base object.

2010-12-13  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/46201
	* gfortran.dg/proc_ptr_comp_27.f90: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@167767 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/46841
	* trans-expr.c (gfc_trans_subcomponent_assign): Handle array-valued
	procedure pointer components.

2010-12-13  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/46841
	* gfortran.dg/proc_ptr_comp_26.f90: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@167750 138bc75d-0d04-0410-961f-82ee72b054a4

        PR fortran/44352
        * trans-expr.c (gfc_string_to_single_character): Return if not
        POINTER_TYPE_P.
        (gfc_trans_string_copy): gfc_build_addr_expr if src or dest is
        not a pointer.
        (gfc_trans_string_copy): Make sure the argument string type
        has a string length, fix indention, and remove not needed
        gfc_build_addr_expr.

2010-12-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/44352
        * gfortran.dg/string_4.f90: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@167569 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/46794
	* trans-expr.c (gfc_conv_power_op): Handle kind of result expression
	correctly for integer kind 1 and 2 operands.

2010-12-04  Daniel Kraft  <d@domob.eu>

	PR fortran/46794
	* gfortran.dg/power2.f90: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@167453 138bc75d-0d04-0410-961f-82ee72b054a4

	 PR fortran/35810
	* trans-array.c (gfc_trans_array_constructor): If the loop->to
	is a VAR_DECL, assume this is dynamic. In this case, use the
	counter to obtain the value and set loop->to appropriately.
	(gfc_conv_ss_descriptor): Always save the offset of a variable
	in info.saved_offset.
	(gfc_conv_ss_startstride): Do not attempt bound checking of the
	lhs of an assignment, if allocatable and f2003 is allowed.
	(gfc_conv_loop_setup): If possible, do not use an allocatable
	lhs variable for the loopspec.
	(gfc_is_reallocatable_lhs): New function.
	(get_std_lbound): New function.
	(gfc_alloc_allocatable_for_assignment): New function.
	* gfortran.h : Add flag_realloc_lhs to the options structure.
	* lang.opt : Add option f(no-)realloc-lhs.
	* invoke.texi : Document option f(no-)realloc-lhs.
	* options.c (gfc_init_options, gfc_post_options,
	gfc_handle_option): Incorporate f(no-)realloc-lhs with default
	to frealloc_lhs for -std > f95.
	* trans-array.h : Add primitive for previous.
	* trans-expr.c (gfc_conv_string_length): Return if character
	length is a variable and the expression is NULL.
	(gfc_conv_procedure_call): If the call is of the kind x = f(...)
	and the lhs is allocatable and reallocation on assignment OK,
	call gfc_alloc_allocatable_for_assignment. Do not generate the
	function call unless direct by reference.
	(realloc_lhs_loop_for_fcn_call): New function.
	(realloc_lhs_bounds_for_intrinsic_call): New function.
	(gfc_trans_arrayfunc_assign): Reallocation assignments need
	a loopinfo and for the loop bounds to be set.  With intrinsic
	functions, free the lhs data and let the library allocate the
	data array. Done by the new functions above.
	(gfc_trans_assignment_1): If the lhs is allocatable and
	reallocation on assignment is allowed, mark the lhs and use
	gfc_alloc_allocatable_for_assignment to make the reallocation.
	* trans.h : Add is_alloc_lhs bitfield to gfc_ss structure.

2010-11-28  Paul Thomas  <pault@gcc.gnu.org

	PR fortran/35810
	* gfortran.dg/realloc_on_assign_1.f03: New test.
	* gfortran.dg/realloc_on_assign_2.f03: New test.
	* gfortran.dg/transpose_2.f90: dg-option -fno-realloc-lhs.
	* gfortran.dg/unpack_bounds_1.f90: The same.
	* gfortran.dg/cshift_bounds_2.f90: The same.
	* gfortran.dg/matmul_bounds_2.f90: The same.
	* gfortran.dg/matmul_bounds_3.f90: The same.
	* gfortran.dg/matmul_bounds_4.f90: The same.
	* gfortran.dg/matmul_bounds_5.f90: The same.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@167220 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/46301
	trans-expr.c (gfc_trans_assignment): Add error message for not
	implemented assignment to deferred-length character variable.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@167212 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/45794
	trans-expr.c (gfc_conv_procedure_call): Avoid NULL array spec.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@166686 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/46313
	* gfortran.h (gfc_add_data_component,gfc_add_vptr_component,
	gfc_add_hash_component,gfc_add_size_component,
	gfc_add_def_init_component): New macros.
	* class.c (gfc_add_component_ref): Renamed data component.
	(get_unique_type_string): New function.
	(gfc_build_class_symbol): Use 'get_unique_type_string' to construct
	uniques names for the class containers. Rename components.
	(gfc_find_derived_vtab): Use 'get_unique_type_string' to construct
	uniques names for the vtab symbols. Rename components.
	* decl.c (attr_decl1): Renamed class container components.
	* iresolve.c (gfc_resolve_extends_type_of): Ditto.
	* match.c (select_type_set_tmp): Renamed temporaries.
	* module.c (read_module): Renamed vtab and vtype symbols.
	* resolve.c (resolve_structure_cons,resolve_typebound_function,
	resolve_typebound_subroutine,resolve_deallocate_expr,
	resolve_select_type,resolve_fl_derived): Renamed class container and
	vtab components.
	* trans-array.c (structure_alloc_comps): Ditto.
	* trans-decl.c (gfc_trans_deferred_vars): Ditto.
	* trans-expr.c (gfc_conv_derived_to_class,gfc_conv_structure,
	gfc_trans_class_init_assign,gfc_trans_class_assign): Ditto.
	* trans-intrinsic.c (gfc_conv_intrinsic_sizeof,
	gfc_conv_intrinsic_storage_size,gfc_conv_allocated,gfc_conv_associated,
	gfc_conv_same_type_as): Ditto.
	* trans-stmt.c (gfc_trans_allocate): Ditto.

2010-11-09  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/46313
	* gfortran.dg/class_29.f03: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@166480 138bc75d-0d04-0410-961f-82ee72b054a4

	PR fortran/46330
	* trans-expr.c (gfc_trans_class_assign): Find 'vtab' symbol in correct
	namespace.


2010-11-06  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/46330
	* gfortran.dg/class_27.f03: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@166405 138bc75d-0d04-0410-961f-82ee72b054a4

	* builtins.c (fold_builtin_signbit): Use build_zero_cst instead of
	fold_convert.
	* c-typeck.c (build_function_call_vec): Likewise.
	* cfgexpand.c (expand_debug_expr): Likewise.
	* cgraphunit.c (assemble_thunk): Likewise.
	* config/sparc/sparc.c (sparc_fold_builtin): Likewise.
	* fold-const.c (fold_unary_loc, fold_mult_zconjz): Likewise.
	(fold_binary_loc, fold_ternary_loc): Likewise.
	* gimple-fold.c (get_symbol_constant_value): Likewise.
	* gimple-low.c (lower_builtin_setjmp): Likewise.
	* gimple.c (gimple_cond_get_ops_from_tree): Likewise.
	* gimplify.c (gimplify_init_constructor): Likewise.
	* lambda.h (build_linear_expr): Likewise.
	* omp-low.c (omp_reduction_init): Likewise.
	* tree-inline.c (remap_ssa_name): Likewise.
	* tree-object-size.c (compute_object_sizes): Likewise.
	* tree-sra.c (init_subtree_with_zero): Likewise.
	(sra_ipa_modify_assign): Likewise.
	* tree-ssa-copy.c (propagate_tree_value_into_stmt): Likewise.
	* tree-ssa-reassoc.c (eliminate_duplicate_pair): Likewise.
	(eliminate_plus_minus_pair, eliminate_not_pairs): Likewise.
	(undistribute_ops_list): Likewise.
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
	* tree-vect-stmts.c (vectorizable_call): Likewise.
	* tree.c (build_vector_from_ctor, build_one_cst): Likewise.
	(build_zero_cst): Handle more cases directly.  Update comment.

gcc/cp/
	* class.c (build_base_path, add_vcall_offset): Use build_zero_cst
	instead of fold_convert.
	* init.c (build_zero_init): Likewise.
	* typeck.c (cp_build_binary_op): Likewise.

gcc/fortran/
	* trans-decl.c (add_argument_checking): Use build_zero_cst instead of
	fold_convert.
	* trans-expr.c (gfc_conv_missing_dummy, fill_with_spaces): Likewise.
	* trans-stmt.c (gfc_trans_do): Likewise.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@166227 138bc75d-0d04-0410-961f-82ee72b054a4

	* trans-expr.c (get_proc_ptr_comp): Restore initial expression type
	before calling gfc_free_expr.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@165047 138bc75d-0d04-0410-961f-82ee72b054a4