* configure.ac: On alpha-osf, error out if enable_tui is set to
          "yes", and set enable_tui to "no" if previously set to "auto".
          Check for waddstr only if TUI support was requested. Move the
          part of the configure script that updates various Makefile
          variables up, together with the check for waddstr.
          * configure: Regenerate.

    * gdbtypes.c (copy_type): New function.
        * gdbtypes.h (copy_type): Add declaration.
        * ada-lang.c (ada_to_fixed_type_1): If there is a parallel XVZ
        variable, then use it.

    * gdb.texinfo (Ada Tasks, Ada Tasks and Core Files): New nodes.
        (Patching): Replace incorrect usage of @samp by @kbd.

    * gdb.base/completion.exp: Update expected output following
        the addition of the "info tasks" command.

    * target.h (struct target_ops): Add new field to_get_ada_task_ptid.
        (target_get_ada_task_ptid): New macro.
        * target.c (default_get_ada_task_ptid): New function.
        (update_current_target): Inherit field default_get_ada_task_ptid.
        (update_current_target): Make default_get_ada_task_ptid the default
        value for field to_get_ada_task_ptid.
        * ada-lang.h (struct task_control_block): Delete. Never used.
        (struct task_ptid, task_ptid_t, struct task_entry, task_list):
        Likewise.
        (struct ada_task_info): New.
        (ada_task_is_alive, ada_find_printable_frame)
        (ada_task_list_iterator_ftype, iterate_over_live_ada_tasks): Add
        declarations.
        (ada_build_task_list): Update prototype.
        (init_task_list, ada_is_exception_breakpoint): Remove prototypes.
        * ada-lang.c (ada_find_printable_frame): Make non-static.
        * ada-tasks.c: New file.
        * Makefile.in (SFILES): Add ada-tasks.c.
        (COMMON_OBS): Add ada-tasks.o.
        * linux-thread-db.c (thread_db_find_thread_from_tid)
        (thread_db_get_ada_task_ptid): New functions.
        (init_thread_db_ops): Set thread_db_ops.to_get_ada_task_ptid.

gdb
PR gdb/2506:
* c-exp.y (string_exp): New production.
(exp): Use it.
gdb/testsuite
* gdb.base/exprs.exp (test_expr): Add test for string
concatenation.

    PR 6937
        * configure.in (SHARED_LIBADD): Revert previous change.
        Add a comment explaining why.
        (SHARED_DEPENDENCIES): Revert previous change.
        * configure: Regenerate.

    * emultempl/armelf.em (arm_elf_after_open): Move check for using a
        non-arm output target from here...
        (arm_elf_create_output_section_statements): ... to here, so that
        the check is made at the earliest possible opportunity.

PR gdb/921
PR gdb/1646
PR gdb/2175
PR gdb/2176

* Makefile.def (flags_to_pass): Add CPPFLAGS_FOR_BUILD and CPPFLAGS.
* Makefile.tpl (BUILD_EXPORTS): Set CPPFLAGS.
(EXTRA_BUILD_FLAGS): Correct typo.  Pass CPPFLAGS.
(HOST_EXPORTS): Pass CPPFLAGS.
(CPPFLAGS_FOR_BUILD, CPPFLAGS, CPPFLAGS_FOR_TARGET): Define.
(LDFLAGS_FOR_TARGET): Initialize from configure script.
(EXTRA_TARGET_FLAGS): Set CPPFLAGS.
* Makefile.in, configure: Regenerated.
* configure.ac: Set CPPFLAGS_FOR_TARGET, LDFLAGS_FOR_TARGET,
and CPPFLAGS_FOR_BUILD.

libiberty/
* Makefile.in (CPPFLAGS): Define.
(FLAGS_TO_PASS, COMPILE.c): Add CPPFLAGS.

* emulparams/elf32_i960.sh (TEMPLATE_NAME): "generic", not "elf32".
(EXTRA_EM_FILE): Define.

* scripttempl/elf.sc (NO_REL_RELOCS, NO_RELA_RELOCS, NON_ALLOC_DYN):
Handle these defines.
* emulparams/criself.sh, * emulparams/crislinux.sh,
* emulparams/elf32am33lin.sh, * emulparams/elf32fr30.sh,
* emulparams/elf32_i860.sh, * emulparams/elf32ip2k.sh,
* emulparams/elf32mcore.sh, * emulparams/elf32ppccommon.sh,
* emulparams/elf32ppcwindiss.sh, * emulparams/elf32_sparc.sh,
* emulparams/elf32_spu.sh, * emulparams/elf32vax.sh,
* emulparams/elf64alpha.sh, * emulparams/elf64mmix.sh,
* emulparams/elf64ppc.sh, * emulparams/elf64_s390.sh,
* emulparams/elf64_sparc.sh, * emulparams/elf_s390.sh,
* emulparams/elf_x86_64.sh, * emulparams/h8300elf.sh,
* emulparams/hppa64linux.sh, * emulparams/hppalinux.sh,
* emulparams/m68kelf.sh, * emulparams/mn10200.sh,
* emulparams/pjelf.sh, * emulparams/ppclynx.sh,
* emulparams/shelf32.sh, * emulparams/shelf_nto.sh,
* emulparams/shelf.sh, * emulparams/shelf_vxworks.sh,
* emulparams/shlelf32_linux.sh, * emulparams/shlelf_linux.sh,
* emulparams/shlelf_nto.sh (NO_REL_RELOCS): Set.
* emulparams/arcelf.sh, * emulparams/elf32_i960.sh,
* emulparams/elf32openrisc.sh, * emulparams/elf_i386_be.sh,
* emulparams/elf_i386_ldso.sh, * emulparams/elf_i386.sh,
* emulparams/elf_i386_vxworks.sh, * emulparams/i386lynx.sh,
* emulparams/i386moss.sh, * emulparams/i386nto.sh,
* emulparams/or32elf.sh, * emulparams/scoreelf.sh (NO_RELA_RELOCS): Set.

daily update

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* ldlang.c (lang_output_section_find_by_flags): Handle non-alloc
sections.
* emultempl/elf32.em (enum orphan_save_index): Add orphan_nonalloc.
(hold): Likewise.
(gld${EMULATION_NAME}_place_orphan): Handle non-alloc orphans.

missing changelog entry

* emultempl/armelf.em (PARSE_AND_LIST_OPTIONS): Correct typo in
help text of --be8.

* Makefile.in (BFD_DIR,BFD,BFD_SRC,BFD_CFLAGS): Delete.
(READLINE_DIR,READLINE_DEP): Delete.
(INTERNAL_CFLAGS): Update.
(LINTFLAGS): Update.

* Make-common.in (run$(EXEEXT)): Add LDFLAGS.

* mips-tdep.c (mips_n32n64_fp_arg_chunk_p): Update TYPE_FIELD_STATIC
removed before.

missing changelog entry

Remove unnecessary casts on obstack_alloc invocations.

*** empty log message ***

daily update

* obstack.h (obstack_finish <!__GNUC__>): Cast result to void *.

    * NEWS: Add entry mentioning thread-support on Tru64

    * dec-thread.c: New file.
        * config/alpha/alpha-osf3.mh (NATDEPFILES): Add dec-thread.o.
        (NAT_CLIBS): Define.

    * readelf.c: Tidy up code formatting.

* ldemul.h (ldemul_place_orphan): Update prototype.
(struct ld_emulation_xfer_struct <place_orphan>): Likewise.
* ldemul.c (ldemul_place_orphan): Return pointer to output
section statement.
* emultempl/beos.em (gld${EMULATION_NAME}_place_orphan): Likewise.
* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Likewise.
* emultempl/mmo.em (mmo_place_orphan): Likewise.
* emultempl/pe.em (gld_${EMULATION_NAME}_place_orphan): Likewise.
* emultempl/pep.em (gld_${EMULATION_NAME}_place_orphan): Likewise.

* elf64-ppc.c (ppc64_elf_process_dot_syms): Renamed from
ppc64_elf_check_directives.
* elf32-sh-symbian.c (sh_symbian_process_directives): Combine..
(sh_symbian_check_directives): ..this
(bfd_elf32_sh_symbian_process_directives) ..and this function.

* elflink.c (bfd_elf_final_link): Move code reading relocs to..
* elf32-spu.c (spu_elf_count_relocs): ..here.  Adjust params.
* elf-bfd.h (struct elf_backend_data): Update elf_backend_count_relocs
params.

* elflink.c (bfd_elf_final_link): Use d_ptr rather than d_val
where Elf_Internal_Dyn holds an address.

2008-10-19  Hui Zhu  <teawater@gmail.com>

* infrun.c (handle_inferior_event): Set "stop_pc" when
TARGET_WAITKIND_NO_HISTORY.

* config/bfin-parse.y: Use C style comments.
* config/tc-bfin.c: Likewise.
* config/tc-m68k.c: Likewise.
* config/tc-mips.c: Likewise.

*** empty log message ***

daily update

* python/python-value.c (value_object_methods)
(value_object_as_number, value_object_as_mapping): Move to bottom
of file.
(valpy_dealloc, valpy_new, valpy_length, valpy_getitem)
(valpy_setitem, valpy_str, valpy_add, valpy_subtract)
(valpy_multiply, valpy_divide, valpy_remainder, valpy_power)
(valpy_negative, valpy_positive, valpy_absolute, valpy_nonzero)
(valpy_richcompare, valpy_dereference): Don't forward-declare.
(valpy_length) [HAVE_LIBPYTHON2_4]: Change return type to `int'.

* configure.ac: Output gdb.python/Makefile.
* configure: Regenerate.
* gdb.python/Makefile.in: New.

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daily update

* infrun.c (adjust_pc_after_break): Do nothing if executing in
reverse.

Line break

daily update

*** empty log message ***

* infcmd.c (GO_USAGE): Delete.
(go_command): Adjust.

2008-10-17  Michael Snyder  <msnyder@vmware.com>

* gdb.texinfo: Add documentation for reverse execution.

2008-10-17  Michael Snyder  <msnyder@vmware.com>
Target interface for reverse debugging.
* target.h (enum target_waitkind):
Add new wait event, TARGET_WAITKIND_NO_HISTORY.
(struct target_ops): New method to_can_execute_reverse.
(target_can_execute_reverse): New macro.
* target.c (update_current_target): Inherit to_can_execute_reverse.

Remote interface for reverse debugging.
* remote.c (remote_can_execute_reverse): New target method.
(remote_resume): Check for reverse exec direction, and send
appropriate command to target.
(remote_wait_as): Check target response for NO_HISTORY status.
Also check for empty reply (target doesn't understand "bs" or "bc).
(remote_vcont_resume): Jump out if attempting reverse execution.

Event handling interface for reverse debugging.
* infrun.c (execution_direction): New state variable.
(enum inferior_stop_reason): Add NO_HISTORY reason.
(handle_inferior_event): Handle TARGET_WAITKIND_NO_HISTORY.
Handle stepping over a function call in reverse.
Handle stepping thru a line range in reverse.
Handle setting a step-resume breakpoint in reverse.
Handle stepping into a function in reverse.
Handle stepping between line ranges in reverse.
(print_stop_reason): Print reason for NO_HISTORY.
(step_into_function): Rename to handle_step_into_function.
(handle_step_into_function_backward): New function.
(set_exec_direction_func, show_exec_direction_func): New funcs.
(proceed): No need to singlestep over a breakpoint
when resuming in reverse.

* inferior.h (enum exec_direction_kind): New enum.
(execution_direction): Export new execution state variable.

* breakpoint.c (make_breakpoint_silent): New function.
* breakpoint.h (make_breakpoint_silent): Export.
* infcmd.c (finish_command): Check for reverse exec direction.
(finish_backward): New function, handle finish cmd in reverse.

User interface for reverse execution.
* Makefile.in (reverse.c): New file.
* reverse.c: New file.  User interface for reverse execution.

* remote.c (record_currthread): Add inferior before child threads.
(remote_threads_info): Check for exited threads.  Mention
notification order.

*** empty log message ***

daily update

Mention Eli in the changelog entry for Python values.

    * gdb.base/foll-fork.exp: Adjust the expected output to match
        the new description for fork/vfork catchpoints in the "info
        breakpoints" output.

    * breakpoint.h (enum bptype): New enum bp_catchpoint.
        Delete bp_catch_fork and bp_catch_vfork.
        (struct breakpoint_ops): Add new methods "insert", "remove"
        and "breakpoint_hit".
        * breakpoint.c (create_fork_vfork_event_catchpoint)
        (create_fork_event_catchpoint, create_vfork_event_catchpoint): Remove.
        (insert_catchpoint): Remove handling of bp_catch_fork and
        bp_catch_vfork catchpoints, and handle them as bp_catchpoint
        catchpoints instead.
        (insert_bp_location, update_breakpoints_after_exec)
        (remove_breakpoint, bpstat_check_location, bpstat_what)
        (allocate_bp_location): Likewise.
        (print_it_typical, print_one_breakpoint_location, mention): Remove
        handling of bp_catch_fork and bp_catch_vfork breakpoints.
        (ep_is_catchpoint, user_settable_breakpoint)
        (breakpoint_address_is_meaningful, adjust_breakpoint_address)
        (breakpoint_re_set_one, disable_command, enable_command):
        Remove use of bp_catch_fork and bp_catch_vfork.  Add handling of
        bp_catchpoint breakpoints.
        (insert_catch_fork, remove_catch_fork, breakpoint_hit_catch_fork)
        (print_it_catch_fork, print_one_catch_fork, print_mention_catch_fork):
        New functions.
        (catch_fork_breakpoint_ops): New static constant.
        (insert_catch_vfork, remove_catch_vfork, breakpoint_hit_catch_vfork)
        (print_it_catch_vfork, print_one_catch_vfork)
        (print_mention_catch_vfork): New functions.
        (catch_vfork_breakpoint_ops): New static constant.
        (create_catchpoint, create_fork_vfork_event_catchpoint): New functions.
        (catch_fork_command_1): Use create_fork_vfork_event_catchpoint
        to create the fork and vfork catchpoints.
        (gnu_v3_exception_catchpoint_ops): Set new breakpoint_ops fields.
        * ada-lang.c (catch_exception_breakpoint_ops): Set new breakpoint_ops
        fields.
        (catch_exception_unhandled_breakpoint_ops): Likewise.
        (catch_assert_breakpoint_ops): Likewise.

2008-10-16  Paul Pluzhnikov  <ppluzhnikov@google.com>

* Makefile.in: Add gdb.python to ALL_SUBDIRS.

Add gdb/python/python-value.c, which I forgot to do in my previous commit.

* remote.c (set_general_process): New.
(remote_check_symbols): Use it.

* remote.c (push_remote_target): Delete.
* target.h (push_remote_target): Delete declaration.

2008-10-16  Thiago Jung Bauermann  <bauerman@br.ibm.com>
    Tom Tromey  <tromey@redhat.com>

gdb/
* Makefile.in (SUBDIR_PYTHON_OBS): Add python-value.o.
(SUBDIR_PYTHON_SRCS): Add python-value.c.
(python-value.o): New target.
* configure.ac (CONFIG_OBS): Add python-value.o.
(CONFIG_SRCS): Add python/python-value.c
* configure: Regenerate.
* python-internal.h (value_object_type): Add external declaration.
(gdbpy_get_value_from_history, value_to_value_object,
convert_value_from_python, gdbpy_initialize_values): Add function
prototype.
* python/python-value.c: New file.
* python/python.c (GdbMethods): Add gdbpy_get_value_from_history.
(_initialize_python): Call gdbpy_initialize_values.
* python/python.h (values_in_python): Add external declaration.
* value.c (value_prepend_to_list, value_remove_from_list): New
functions.
(preserve_values): Iterate over values_in_python list as well.
* value.h (value_prepend_to_list, value_remove_from_list): Add
function prototypes.

gdb/doc/
* gdb.texinfo. (Values From Inferior): New subsubsection.

gdb/testsuite/
* gdb.python/python-value.c: New file.
* gdb.python/python-value.exp: New file.

merge from gcc

daily update

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* remote.c (remote_close): Unregister remote_desc from the event
loop.  Always restore the SIGINT handler.  Discard all inferiors
here.
(remote_detach_1, remote_disconnect): Don't unregister the file
descriptor from the event loop here.
(interrupt_query, readchar, getpkt_sane): Pop the target instead
of morning the current inferior.
(remote_kill): Don't unregister the file descriptor from the event
loop here.
(remote_mourn_1): Don't discard inferiors here.

gdb/
* breakpoint.c (breakpoint_init_inferior): Clean up the moribund
locations list.
(moribund_breakpoint_here_p): Record the moribund
location in the moribund_locations vector.
* breakpoint.h (moribund_breakpoint_here_p): Declare.
(displaced_step_fixup): Check if the breakpoint the thread was
trying to step over has been removed since having been placed in
the displaced stepping queue.
(adjust_pc_after_break): In non-stop mode, check for a moribund
breakpoint at the stop pc.
(handle_inferior_event): Don't retire moribund breakpoints on
TARGET_WAITKIND_IGNORE.

gdb/testsuite/
* gdb.mi/mi-nsmoribund.exp, gdb.mi/nsmoribund.c: New test.

Typo

typo.

daily update

*** empty log message ***

* infrun.c (displaced_step_prepare): Switch thread temporarily
while we're here.
(displaced_step_fixup): Make sure target_resume sees ptid as
inferior_ptid.  Add debug output.

Remove dead code.

* breakpoint.c (show_breakpoint_hit_counts): Delete.
(print_one_breakpoint_location): Adjust.
(breakpoint_clear_ignore_counts): Delete.
* breakpoint.h (breakpoint_clear_ignore_counts): Remove
declaration.
* target.c (generic_mourn_inferior): Don't clear ignore
counts (never reached).

*** empty log message ***

daily update

daily update

*** empty log message ***

gas/

2008-10-12  H.J. Lu  <hongjiu.lu@intel.com>

* config/tc-i386.c (processor_type): Moved to tc-i386.h.
(cpu_arch_tune): Make it global.
(cpu_arch_isa): Likewise.
(cpu_arch_isa_flags): Likewise.
(i386_align_code): Check fragP->tc_frag_data.isa,
fragP->tc_frag_data.isa_flags and cpu_arch_tune instead of
cpu_arch_isa, cpu_arch_isa_flags and cpu_arch_tune,
respectively.

* config/tc-i386.h (processor_type): Moved from tc-i386.c.
(cpu_arch_tune): New.
(cpu_arch_isa): Likewise.
(cpu_arch_isa_flags): Likewise.
(i386_tc_frag_data): Likewise.
(TC_FRAG_TYPE): Likewise.
(TC_FRAG_INIT): Likewise.

gas/testsuite/

2008-10-12  H.J. Lu  <hongjiu.lu@intel.com>

* gas/i386/i386.exp: Run nops-5, nops-5-i686, x86-64-nops-5 and
x86-64-nops-5-k8.

* gas/i386/nops-5.d: New.
* gas/i386/nops-5.s: Likewise.
* gas/i386/nops-5-i686.d: Likewise.
* gas/i386/x86-64-nops-5.d: Likewise.
* gas/i386/x86-64-nops-5-k8.d: Likewise.

daily update

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daily update

*** empty log message ***

include/elf/
* ppc.h: Add Tag_GNU_Power_ABI_Struct_Return.
bfd/
* elf32-ppc.c (ppc_elf_merge_obj_attributes): Merge
Tag_GNU_Power_ABI_Struct_Return.
binutils/
* readelf.c (display_power_gnu_attribute): Decode
Tag_GNU_Power_ABI_Struct_Return.
ld/testsuite/
* ld-powerpc/gnu-attr-12-1.s: New file.
* ld-powerpc/gnu-attr-12-2.s: New file.
* ld-powerpc/gnu-attr-12-11.d: New file.
* ld-powerpc/gnu-attr-12-21.d: New file.
* ld-powerpc/powerpc.exp: Run new dump tests.

* dwarf2read.c (comp_unit_head): Use unsigned int consistently
for dwarf section offsets and sizes.
(dwarf2_cu): Ditto.
(dwarf2_per_cu_data): Ditto.
(create_all_comp_units): Change offset to unsigned int.
(load_full_comp_unit,find_partial_die_in_comp_unit,find_partial_die,
dwarf2_find_containing_comp_unit,dwarf2_find_comp_unit): Ditto.

* dwarf2read.c (read_initial_length): Delete cu_header arg.
All callers updated.
(read_checked_initial_length_and_offset): New function.
(read_offset_1): New function.
(read_offset): Call it.
(dwarf_decode_line_header): Call read_checked_initial_length_and_offset
instead of read_initial_length.  Call read_offset_1 instead of
read_offset.

* dwarf2read.c (dwarf2_get_ref_die_offset): Remove unused arg `cu'.
All callers updated.

* dwarf2read.c (dwarf_attr_name): Unconditionally support all
DW_AT_MIPS_* except DW_AT_MIPS_fde which collides with
DW_AT_HP_block_index.

* remote.c (remote_start_remote): Always tell the stub if we're in
extended-remote.

* server.c (handle_v_run): If GDB didn't specify an argv, use the
whole argv from the last run, not just argv[0].

        PR 6937
            * configure.in (SHARED_LIBADD): Add libiberty.a.
            (SHARED_DEPENDENCIES): Add libiberty.a.

daily update

*** empty log message ***

* remote.c (remote_wait): Rename to...
(remote_wait_as): ... this.  Don't loop here.  If the remote
didn't stop, return TARGET_WAITKIND_IGNORE.
(remote_wait): New, reimplemented on top of remote_wait_as.

* doc/as.texinfo (Pseudo Ops): Swap order of Comm and CFI menu entries.
(Altmacro, Comm, Loc, Loc_mark_labels, List, MRI, PopSection, Sleb128):
Moved into alphabetical order.

* doc/as.texinfo (Dot): Expand no-space-dir conditional to include
a complete sentence.
(Pseudo Ops): Put conditionals around Skip and Space menu entries.
(Line): Remove conditional declaration of Ln node and section here.
Put aout-bout description inside the no-line-dir conditional.
(Skip, Space): Use a separate conditional for each node.

* doc/as.texinfo (Pseudo Ops): Remove no-file-dir conditional around
menu entry for File; remove version-specific .file operands from menu
description.  Replace "LNS directives" menu entry with new entries
for "Loc" and "Loc_mark_labels".
(LNS directives): Split into separate nodes for each directive.
(Loc): New node for .loc directive.  Mention that this directive
is for DWARF2 and add a missing article.
(Loc_mark_labels): Likewise for .loc_mark_labels.
(File): Change this node to describe both the default version and
the DWARF2 version of .file.  Move the no-file-dir conditional to
include only the default version.

* dw2gencfi.c (cfi_finish): Deal with md_fix_up_eh_frame.
* config/tc-i386.h (md_fix_up_eh_frame): Define on Solaris.
(i386_solaris_fix_up_eh_frame): Declare.
* config/tc-i386.c (i386_solaris_fix_up_eh_frame): New function.

* gdb.base/macscp.exp: Use 'vafunc' and 'fixedarg' rather than
'fprintf' and 'stderr'.

2008-10-09  Thomas Schwinge  <tschwinge@gnu.org>

* Makefile.in (gnu-nat.o): Revert the 2008-09-10 change, as the problem
is fixed upstream.

2008-10-09  Thomas Schwinge  <tschwinge@gnu.org>

* reply_mig_hack.awk: Use the `BAD_TYPECHECK' macro.

2008-10-09  Thomas Schwinge  <tschwinge@gnu.org>

* MAINTAINERS (Write After Approval): Add myself.

    PR 6944
        * doc/as.texinfo (Dollar Local Labels): Correct description of
        dollar local labels to show that the colon suffix is still
        needed.

2008-10-09  Pedro Alves  <pedro@codesourcery.com>

Make it compile without warnings.

* procfs.c (create_procinfo): Initialize `parent'.
(dead_procinfo): Pass a constant string as format to error.
(procfs_address_to_host_pointer): Add cast to gdb_type *.
(procfs_find_LDT_entry): Adjust format string to long int
ptid.tid.
(procfs_xfer_partial): Adjust prototype.  Add gdb_byte* cast.
(procfs_xfer_memory): Adjust prototype.
(info_mappings_callback, info_proc_mappings): Adjust to not pass a
variable as printf_filtered format.
(procfs_make_note_section): Change type of auxv local to gdb_byte.
* Makefile.in: Remove special rule.

* embedspu.sh: Pass -Wa,-noexecstack to $CC.

binutils/
2008-10-09  Kai Tietz  <kai.tietz@onevision.com>

* dlltool.c (PAGE_SIZE): Make sure it has bfd_vma type.
(PAGE_MASK): Likewise.
(sfunc): Change to address size of bfd_vma for base-file.
(flush_page): Likewise.
(gen_exp_file): Likewise.
bfd/
2008-10-09  Kai Tietz  <kai.tietz@onevision.com>

* cofflink.c (_bfd_coff_generic_relocate_section): Dump bfd_vma sized addresses instead of long sized.

* remote.c (remote_open_1): Move acknowledging any pending ack,
querying supported features, activating noack mode, finding the
target description, enabling extended remote, and checking remote
symbols from here ...
(remote_start_remote): ... to here.
(remote_open_1): Don't pop the target if it is already gone.
* target.c (unpush_target): Check for the dummy target.

* ser-mingw.c: Include "command.h".
(pipe_windows_open): Declare locals at the beginning of the scope.

* elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Don't attempt to
read plt relocs if no dynamic syms.