PR 48400
* dwarf2out.c (output_line_info): Always emit line info from
at least one section.
(dwarf2out_init): Create text_section_line_info here ...
(set_cur_line_info_table): ... not here.

From-SVN: r171955

2010-04-04  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* frontend-passes: (optimize_lexical_comparison): New function.
	(optimize_expr): Call it.
	(optimize_comparison): Also handle lexical comparison functions.
	Return false instad of -2 for unequal comparison.

From-SVN: r171954

2010-04-04  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* frontend-passes: (optimize_lexical_comparison): New function.
	(optimize_expr): Call it.
	(optimize_comparison): Also handle lexical comparison functions.
	Return false instad of -2 for unequal comparison.

2010-04-04  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* gfortran.dg/character_comparison_8.f90:  New test.

From-SVN: r171953

2011-04-04  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/48412
	* frontend-passes (cfe_expr_0):  Reverse the order of going
	through the loops.

2011-04-04  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/48412
	* function_optimize_4.f90:  New test.

From-SVN: r171952

2011-04-01  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/48380
	* ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
          not called.

	* ira-emit.c (emit_move_list): Update reg equiv init insn list.

From-SVN: r171951

2011-04-04  Tobias Burnus  <burnus@net-b.de>
            Mikael Morin  <mikael.morin@sfr.fr>

        PR fortran/18918
        * check.c (is_coarray): Update - because of DIMEN_THIS_IMAGE.
        * expr.c (gfc_is_coindexed): Ditto.
        * gfortran.h (gfc_array_ref_dimen_type): Add DIMEN_THIS_IMAGE.
        * interface.c (compare_parameter): Use gfc_expr_attr and
        gfc_is_coindexed.
        * resolve.c (check_dimension, compare_spec_to_ref,
        resolve_allocate_expr, check_data_variable): Update for
        DIMEN_THIS_IMAGE.
        * simplify.c (gfc_simplify_lcobound, gfc_simplify_this_image,
        gfc_simplify_ucobound): Allow non-constant bounds.
        * trans-array.c (gfc_set_loop_bounds_from_array_spec,
        gfc_trans_create_temp_array, gfc_trans_constant_array_constructor,
        gfc_set_vector_loop_bounds, gfc_conv_array_index_offset,
        gfc_start_scalarized_body, gfc_trans_scalarizing_loops,
        gfc_trans_scalarized_loop_boundary, gfc_conv_section_startstride,
        gfc_conv_ss_startstride, gfc_conv_loop_setup,
        gfc_trans_array_bounds, gfc_conv_expr_descriptor,
        gfc_walk_variable_expr): Handle codimen.
        * trans-decl.c (gfc_build_qualified_array): Save cobounds.
        * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use arg2.
        (conv_intrinsic_cobound): New function.
        (gfc_conv_intrinsic_function): Call it.
        (gfc_walk_intrinsic_function, gfc_add_intrinsic_ss_code): Handle
        ucobound, lcobound, this_image.
        * fortran/trans-types.c (gfc_build_array_type): Save cobounds.
        (gfc_get_dtype): Honour corank.
        (gfc_get_nodesc_array_type): Save corank and codimensions.
        (gfc_get_array_type_bounds): Save cobound.
        * fortran/trans.h (gfc_ss_info,gfc_loopinfo): Add codimen item.
        (gfc_array_kind): Add corank item.
        (GFC_TYPE_ARRAY_CORANK): New macro.

2011-04-04  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray_10.f90: Add coarray descriptor diagnostic
        check.
        * gfortran.dg/coarray_13.f90: Add checks for run-time cobounds.
        * gfortran.dg/coarray_15.f90: New.


Co-Authored-By: Mikael Morin <mikael.morin@sfr.fr>

From-SVN: r171949

	* cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
	(expr_equiv_p): Remove.
	(insert_set_in_table): Look at <dest, src> pair instead of expr.
	(hash_scan_set): Update call to insert_set_in_table.
	(dump_hash_table): Dump <dest, src> pair.
	(lookup_set): Simplify.  Lookup <dest, src> pair.
	(compute_transp): Remove, fold heavily simplified code into...
	(compute_local_properties): ...here.  Expect COMP and TRANSP
	unconditionally.
	(find_avail_set): Take set directly from struct expr.
	(find_bypass-set): Likewise.
	(bypass_block): Likewise.
	(cprop_insn): Likewise.  Remove redundant INSN_P test.

From-SVN: r171947

	* cprop.c (implicit_set_cond_p): Assume nothing about COND, move
	checks on form of COND from find_implicit_sets to here.
	(find_implicit_sets): Cleanup control flow. Split critical edges
	if it exposes implicit sets.  Allocate/resize implicit_sets as
	necessary.
	(one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
	changed something.  Run df_analyze after find_implicit_sets if any
	edges were split.  Do not allocate implicit_sets here.

From-SVN: r171946

	* cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
	(gcse_obstack): Renamed to cprop_obstack.
	(GNEW, GNEWVEC, GNEWVAR): Remove.
	(gmalloc): Remove.
	(alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
	(GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
	(gcse_alloc): Likewise, and rename to cprop_alloc.
	(alloc_gcse_men, free_gcse_mem): Remove.
	(gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
	(compute_hash_table_work): Allocate and free reg_set_bitmap here.
	(one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.

From-SVN: r171945

	* cprop.c (oprs_not_set_p): Remove.
	(mark_set, mark_clobber): Remove.
	(mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
	(reg_not_set_p): New function.
	(find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
	(cprop_insn): Likewise.
	(cprop_jump): Use FOR_EACH_EDGE.

From-SVN: r171944

	PR ada/47163
	* s-oscons-tmplt.c (MSG_WAITALL): Fix thinko in previous change.

From-SVN: r171943

Fix PR bootstrap/48403.

2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>

	PR bootstrap/48403
	* haifa-sched.c (nonscheduled_insns_begin): New static variable.
	(rank_for_schedule): Use scheduled_insns vector instead of
	last_scheduled_insn.
	(ok_for_early_queue_removal): Likewise.
	(queue_to_ready): Search forward in nonscheduled_insns_begin if
	we have a dbg_cnt.
	(choose_ready): Likewise.
	(commit_schedule): Use VEC_iterate.
	(schedule_block): Initialize nonscheduled_insns_begin.  If we have
	a dbg_cnt, use it and ensure the first insn is in the ready list.
	(haifa_sched_init): Allocate scheduled_insns.
	(sched_extend_ready_list): Don't allocate it; reserve space.
	(haifa_sched_finish): Free it.

From-SVN: r171942

	* configure.ac: Redirect $JAR -cf@ output to /dev/null.
	* configure: Regenerate.

From-SVN: r171941

	* gfortran.dg/bessel_6.f90: Use dg-add-options ieee.
	* gfortran.dg/bessel_7.f90: Likewise.

From-SVN: r171939

	* optc-gen.awk: Always remove type from Variable entry before
	recording in var_seen.

From-SVN: r171938

	* cfghooks.c (tidy_fallthru_edges): Add ??? comment.
	* tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
	call to tidy_fallthru_edges.

From-SVN: r171936

	* doc/options.texi (ToLower): Document.
	* opt-functions.awk (switch_bit_fields): Initialize cl_tolower
	field.
	* opts-common.c (decode_cmdline_option): Handle cl_tolower.
	* opts.h (cl_option): Add cl_tolower field.
	* config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
	arguments with lowercase strings.
	* config/rx/rx.opt (mcpu=): Add ToLower.
	* config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
	argument.

From-SVN: r171932

re PR debug/48401 (ICE: RTL check: access of elt 4 of 'var_location' with last elt 2 in expand_gimple_basic_block, at cfgexpand.c:3585)

	PR debug/48401
	* cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
	Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.

From-SVN: r171930

gcc/
	* config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.

From-SVN: r171929

gcc/
	* config/vax/vax.c: Include reload.h.

From-SVN: r171928

From-SVN: r171927

2011-04-04  Kai Tietz  <ktietz@redhat.com>

        PR ada/47163
        * s-oscons-tmplt.c (MSG_WAITALL): Define it for native windows
        targets to flag value.

From-SVN: r171926

	* config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
	* config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
	(sparc_preferred_reload_class): New function.

From-SVN: r171925

re PR debug/48401 (ICE: RTL check: access of elt 4 of 'var_location' with last elt 2 in expand_gimple_basic_block, at cfgexpand.c:3585)

	PR debug/48404
	* cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
	Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.

From-SVN: r171924

	* tree.h (struct tree_const_decl): Inherit from tree_decl_common.
	* tree.c (initialize_tree_contains_struct): Adjust accordingly.

From-SVN: r171923

From-SVN: r171922

	* go-gcc.cc: New file.
	* Make-lang.in (GO_OBJS): Add go/go-gcc.o.
	(go/go-gcc.o): New target.
	(go/go.o): Depend on go/gofrontend/backend.h.
	(go/statements.o): Likewise.

From-SVN: r171917

2011-04-03  Kai Tietz  <ktietz@redhat.com>

        PR middle-end/48422
        * Make-lang.in (f95-lang.o): Add some missing dependencies.

From-SVN: r171916

	* config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
	(ASM_OUTPUT_ALIGNED_BSS): Define.

From-SVN: r171915

2011-04-03  Tobias Burnus  <burnus@net-b.de>

       PR fortran/48311
       * libquadmath.texi (strtoflt128): Fix typo.
       (quadmath_snprintf): Move note up, make @item.

From-SVN: r171914

From-SVN: r171913

2011-04-03  Tobias Burnus  <burnus@net-b.de>

       * gfortran.dg/bessel_6.f90: Reduce mymax for Tru64.

From-SVN: r171912

2011-04-04  Tobias Burnus  <burnus@net-b.de>

        * unix.c: Adapt stat DEFINEs since MinGW64 supports LFS.
        (fallback_access, open_internal4, compare_file_filename,
        find_file, file_size, inquire_sequential, inquire_direct,
        inquire_formatted): Use "struct stat" instead of gfstat_t.

From-SVN: r171911

	* be.po, ca.po, da.po, de.po, el.po, es.po, fi.po, fr.po, id.po,
	ja.po, nl.po, ru.po, sv.po, tr.po, uk,po, vi.po, zh_CN.po,
	zh_TW.po: Update.

From-SVN: r171909

	* be.po, da.po, de.po, el.po, es.po, fi.po, fr.po, id.po, ja.po,
	nl.po, ru.po, sr.po, sv.po, tr.po, vi.po, zh_CN.po, zh_TW.po:
	Update.

From-SVN: r171907

	* lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
	and next_slot members.
	(lto_streamer_cache_insert, lto_streamer_cache_insert_at,
	lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
	(lto_streamer_cache_append): Declare.
	* lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
	unsigned index, remove offset parameter, ensure that we append
	or update existing entries.
	(lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
	parameter, update next_slot for append.
	(lto_streamer_cache_insert): Use unsigned index, remove offset_p
	parameter.
	(lto_streamer_cache_insert_at): Likewise.
	(lto_streamer_cache_append): New function.
	(lto_streamer_cache_lookup): Use unsigned index.
	(lto_streamer_cache_get): Likewise.
	(lto_record_common_node): Don't test tree_node_can_be_shared.
	(preload_common_node): Adjust call to lto_streamer_cache_insert.
	(lto_streamer_cache_delete): Don't free offsets member.
	* lto-streamer-out.c (eq_string_slot_node): Use memcmp.
	(lto_output_string_with_length): Use lto_output_data_stream.
	(lto_output_tree_header): Remove ix parameter, don't write it.
	(lto_output_builtin_tree): Likewise.
	(lto_write_tree): Adjust callers to above, don't track and write
	offset, write unsigned index.
	(output_unreferenced_globals): Don't emit all global vars.
	(write_global_references): Use unsigned indices.
	(lto_output_decl_state_refs): Likewise.
	(write_symbol): Likewise.
	* lto-streamer-in.c (lto_input_chain): Move earlier.
	(input_function): Use unsigned index.
	(input_alias_pairs): Don't read and then ignore all global vars.
	(lto_materialize_tree): Remove ix_p parameter, don't read index,
	don't pass it back, use lto_streamer_cache_append.
	(lto_register_var_decl_in_symtab): Use unsigned index.
	(lto_register_function_decl_in_symtab): Likewise.
	(lto_get_pickled_tree): Don't read in or handle offset, read unsigned
	index.
	(lto_get_builtin_tree): Don't read index, use
	lto_streamer_cache_append.
	(lto_read_tree): Adjust call to lto_materialize_tree.

	* ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
	don't use function calls in arguments to MIN.

	* varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
	twice.

	* gimple.c (gimple_type_leader_entry): Mark deletable.

lto/
	* lto.c (lto_materialize_function): Don't read and then discard
	sections in WPA mode.
	(lto_read_in_decl_state): Adjust call to lto_streamer_cache_get.

	* lto-lang.c (registered_builtin_fndecls): Remove.
	(lto_getdecls): Return NULL_TREE.
	(lto_builtin_function): Don't remember in registered_builtin_fndecls.

From-SVN: r171906

	* dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.

From-SVN: r171905

	* tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
	an integer.
	* tree.h (tree_decl_non_common.vindex): Adjust comment.

From-SVN: r171904

	* cgraphbuild.c (record_reference): Canonicalize constructor
	values.
	* gimple-fold.c (canonicalize_constructor_val): Accept being called
	without function context.
	* cgraphunit.c (cgraph_finalize_compilation_unit): Clear
	current_function_decl and cfun.

From-SVN: r171903

	* tree.c (decl_init_priority_insert): Don't create entry for
	default priority.
	(decl_fini_priority_insert): Ditto.
	(fields_compatible_p, find_compatible_field): Remove.
	* tree.h (fields_compatible_p, find_compatible_field): Remove.
	* gimple.c (gimple_compare_field_offset): Adjust block comment.

From-SVN: r171902