* gdb_bfd.c (gdb_bfd_ref, gdb_bfd_unref): Fix comment.

* coffread.c (coff_symfile_read): Make a cleanup for 'debugfile'
and 'abfd'.
* elfread.c (elf_symfile_read): Make a cleanup for 'debugfile'
and 'abfd'.
* jit.c (jit_bfd_try_read_symtab): Make a cleanup for 'nbfd'.
* machoread.c (macho_add_oso_symfile): Make a cleanup for
'abfd'.
(macho_symfile_read): Make a cleanup for 'dsym_bfd'.
* objfiles.c (allocate_objfile): Acquire a new reference.
* rs6000-nat.c (add_vmap): Don't acquire a BFD reference.
* solib.c (solib_read_symbols): Don't acquire a BFD reference.
* spu-linux-nat.c (spu_symbol_file_add_from_memory): Make
a cleanup for 'nbfd'.
* symfile-mem.c (symbol_file_add_from_memory): Make a cleanup
for 'nbfd'.
* symfile.c (symbol_file_add_with_addrs_or_offsets): Don't
make a cleanup for 'abfd'.
(symbol_file_add): Make a BFD cleanup.

* cli/cli-dump.c (bfd_openr_with_cleanup): Use gdb_bfd_openr.
(bfd_openw_with_cleanup): Use gdb_bfd_openw.
* corelow.c (core_open): Use gdb_bfd_fopen.
* dsrec.c (load_srec): Use gdb_bfd_openr.
* exec.c (exec_file_attach): Use gdb_bfd_fopen.
* gcore.c (gcore_memory_sections): Use gdb_bfd_openw.
* gdb_bfd.c (gdb_bfd_fopen, gdb_bfd_openr, gdb_bfd_openw)
(gdb_bfd_openr_iovec, gdb_bfd_openr_next_archived_file)
(gdb_bfd_fdopenr): New functions.
* gdb_bfd.h (gdb_bfd_fopen, gdb_bfd_openr, gdb_bfd_openw)
(gdb_bfd_openr_iovec, gdb_bfd_openr_next_archived_file)
(gdb_bfd_fdopenr): Declare.
* jit.c (bfd_open_from_target_memory): Use gdb_bfd_openr_iovec.
* m32-rom.c (m32r_load, m32r_upload_command): Use gdb_bfd_openr.
* machoread.c (macho_symfile_read_all_oso): Use gdb_bfd_openr,
gdb_bfd_openr_next_archived_file.
(macho_check_dsym): Use gdb_bfd_openr.
(macho_add_oso_symfile): Don't call gdb_bfd_stash_filename.
* procfs.c (insert_dbx_link_bpt_in_file): Use gdb_bfd_fdopenr.
* remote-m32r-sdi.c (m32r_load): Use gdb_bfd_openr.
* remote-mips.c (mips_load_srec, pmon_load_fast): Use
gdb_bfd_openr.
* remote.c (remote_bfd_open): Use gdb_bfd_openr_iovec.
* rs6000-nat.c (add_vmap): Use gdb_bfd_openr, gdb_bfd_fdopenr,
gdb_bfd_openr_next_archived_file.
* solib-darwin.c (darwin_solib_get_all_image_info_addr_at_init):
Use gdb_bfd_openr.
* solib-pa64.c (pa64_solib_create_inferior_hook): Use
gdb_bfd_openr.
* solib-spu.c (spu_bfd_fopen): Use gdb_bfd_openr_iovec.
* solib.c (solib_bfd_fopen): Use gdb_bfd_fopen.
* spu-linux-nat.c (spu_bfd_open): Use gdb_bfd_openr_iovec.
* symfile.c (bfd_open_maybe_remote): Use gdb_bfd_openr.
(symfile_bfd_open): Use gdb_bfd_fopen.
(generic_load): Use gdb_bfd_openr.
* windows-nat.c (windows_make_so): Use gdb_bfd_openr.

* bfd-target.c (target_bfd_reopen): Update.
* cli/cli-dump.c (bfd_openr_with_cleanup)
(bfd_openw_with_cleanup): Update.
* corelow.c (core_open): Update.
* dsrec.c (load_srec): Update.
* exec.c (exec_file_attach): Update.
* gcore.c (create_gcore_bfd): Update.
* gdb_bfd.c (gdb_bfd_ref): Return void.
(gdb_bfd_open): Update.
* gdb_bfd.h (gdb_bfd_ref): Return void.
Update comments.
* jit.c (jit_bfd_try_read_symtab): Update.
* m32r-rom.c (m32r_load, m32r_upload_command): Update.
* machoread.c (macho_symfile_read_all_oso): Update.
(macho_check_dsym): Update.
* procfs.c (insert_dbx_link_bpt_in_file): Update.
* remote-m32r-sdi.c (m32r_load): Update.
* remote-mips.c (mips_load_srec, pmon_load_fast): Update.
* rs6000-nat.c (add_vmap): Update.
* solib-darwin.c (darwin_solib_get_all_image_info_addr_at_init):
Update.
* solib-pa64.c (pa64_solib_create_inferior_hook): Update.
* solib-spu.c (spu_bfd_open): Update.
* solib.c (solib_bfd_fopen, solib_read_symbols): Update.
* spu-linux-nat.c (spu_bfd_open): Update.
* symfile.c (bfd_open_maybe_remote, symfile_bfd_open)
(generic_load): Update.
* windows-nat.c (windows_make_so): Update.

* cisco-core.c (cisco_core_file_failing_command): Make static.
(cisco_core_file_failing_signal): Make static.

daily update

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* sh-tdep.c (sh_treat_as_flt_p): Remove unused variable LEN.

daily update

*** empty log message ***

daily update

*** empty log message ***

2012-07-20  Jeff Kenton  <jkenton@tilera.com>

* tilegx-linux-tdep.c (tilegx_linux_sigframe_init): Fix
SIGTRAMP_FRAME unwinding.

* NEWS: Document new options "set/show use-deprecated-index-sections",
and delete reference to --use-deprecated-index-sections.
* symfile.h (use_deprecated_index_sections): Delete.
* dwarf2read.c (use_deprecated_index_sections): Make static.
(read_index_from_section): Update wording of how to load
deprecated index sections.
(_initialize_dwarf2_read): New options
"set/show use-deprecated-index-sections".
* main.c (captured_main): Delete --use-deprecated-index-sections.

doc/
* gdb.texinfo (Mode Options): Delete --use-deprecated-index-sections.
(Index Files): Document how to control the use of deprecated index
sections.
(Index Section Format): Replace --use-deprecated-index-sections with
"set use-deprecated-index-sections on".

2012-07-20  Pedro Alves  <palves@redhat.com>

PR threads/11692
PR gdb/12203

gdb/
* infrun.c (handle_inferior_event) <new thread>: Don't special
case minus_one_ptid.
<TARGET_WAITKIND_SPURIOUS>: Ditto.
* linux-thread-db.c (thread_get_info_callback): Don't return early
if the thread is zombie.
(thread_from_lwp): Change return type to void.  Rewrite stale
comment.
(attach_thread): Don't return early if the thread is zombie,
instead set its "dying" flag.
(thread_db_wait): Don't return TARGET_WAITKIND_SPURIOUS anymore.
(find_new_threads_callback): Don't return early if the thread is
zombie.

gdb/testsuite/
* gdb.threads/create-fail.c: New file.
* gdb.threads/create-fail.exp: New file.

2012-07-20  Pedro Alves  <palves@redhat.com>

* linux-nat.c (linux_nat_wait): Dump the passed in target options.
* target.c (target_wait): Likewise.
(str_comma_list_concat_elem, do_option, target_options_to_string):
New functions.
* target.h (target_options_to_string): Declare.

2012-07-20  Jan Kratochvil <jan.kratochvil@redhat.com>
    Tom Tromey  <tromey@redhat.com>

* dwarf2read.c (dwarf_decode_macros)
<DW_MACRO_GNU_define_indirect_alt, DW_MACRO_GNU_undef_indirect_alt,
DW_MACRO_GNU_transparent_include_alt>: New cases.
(dwarf_decode_macro_bytes) <DW_MACRO_GNU_define_indirect,
DW_MACRO_GNU_undef_indirect>: Examine 'section_is_dwz'.

* dwarf2read.c (try_open_dwo_file): Don't call
gdb_bfd_stash_filename.

2012-07-20  Pedro Alves  <palves@redhat.com>

* i386-tdep.c (i386_record_modrm, i386_record_lea_modrm_addr)
(i386_record_lea_modrm, i386_record_push, i386_record_floats)
(i386_process_record): Tweak description comments.

2012-07-20  Pedro Alves  <palves@redhat.com>

* i386-tdep.c (i386_record_modrm, i386_record_lea_modrm_addr)
(i386_process_record): Use record_read_memory.
* record.c (record_read_memory): New function.
(record_arch_list_add_mem, record_exec_insn): Use
record_read_memory.
* record.h (record_read_memory): Declare.

gdb/
* cli/cli-setshow.c (do_setshow_command): Don't check pointer is
NULL for xfree.

*** empty log message ***

daily update

2012-07-19  Pedro Alves  <palves@redhat.com>

* config/monitor.exp (gdb_load): Remove redundant ';' in for loop.
* config/vx.exp (gdb_start): Likewise.
* gdb.base/printcmds.exp (test_print_repeats_10): Likewise.
* gdb.base/setvar.exp (test_set): Likewise.
* gdb.base/sigall.exp: Use foreach+lrange instead of for+continue.
* gdb.reverse/sigall-precsave.exp: Likewise.
* gdb.reverse/sigall-reverse.exp: Likewise.

2012-07-19  Michael Eager  <eager@eagercon.com>

* i386-low.c (Z_packet_to_hw_type): Add Z_PACKET_HW_BP, translate
to hw_execute.
* linux-x86-low.c (x86_insert_point, x86_remove_point):
Call i386_low_insert_watchpoint, i386_low_remove_watchpoint to add/del
hardware breakpoint.

2012-07-19  Pedro Alves  <palves@redhat.com>

* record.c (record_resume): Ask the target beneath to report all
signals.

2012-07-19  Pedro Alves  <palves@redhat.com>

* gdb.reverse/sigall-precsave.exp: Set a breakpoint at each signal
handler before recording.

* dwarf2read.c (dwarf2_ranges_read): Ignore ranges starting at zero if
there's no section at address zero.
(dwarf2_record_block_ranges): Ditto.

gdb/
* command.h, remote.c: Fix a typo in comment.

PR exp/13206:
* ax-gdb.c (gen_expr) <OP_TYPEOF, OP_DECLTYPE>: New cases.
* breakpoint.c (watchpoint_exp_is_const) <OP_TYPEOF,
OP_DECLTYPE>: New cases.
* c-exp.y (TYPEOF, DECLTYPE): New tokens.
(type_exp): Add new productions.
(ident_tokens): Add __typeof__, typeof, __typeof, __decltype,
and decltype.
* eval.c (evaluate_subexp_standard) <OP_TYPEOF, OP_DECLTYPE>:
New case.
* expprint.c (dump_subexp_body_standard) <OP_TYPEOF,
OP_DECLTYPE>: New case.
* parse.c (operator_length_standard) <OP_TYPEOF, OP_DECLTYPE>:
New case.
* std-operator.def (OP_TYPEOF, OP_DECLTYPE): New constants.
* varobj.c (varobj_create): Handle OP_TYPEOF, OP_DECLTYPE.
gdb/testsuite
* gdb.cp/casts.exp: Add tests for typeof and decltype.
* gdb.cp/casts.cc (decltype): New function.
(main): Use it.

* c-exp.y (enum token_flags): New.
(struct token) <cxx_only>: Remove.
<flags>: New field.
(tokentab3, tokentab2, ident_tokens): Update.
(lex_one_token): Update.  Handle FLAG_SHADOW.

* ax-gdb.c (gen_expr): Handle UNOP_CAST_TYPE, UNOP_MEMVAL_TYPE.
* breakpoint.c (watchpoint_exp_is_const): Handle UNOP_CAST_TYPE,
UNOP_REINTERPRET_CAST, UNOP_DYNAMIC_CAST.
* c-exp.y (exp): Emit UNOP_MEMVAL_TYPE, UNOP_CAST_TYPE.  Update
for changes to UNOP_REINTERPRET_CAST, UNOP_DYNAMIC_CAST.  Use
type_exp production where appropriate.
* eval.c (evaluate_subexp_standard) <UNOP_CAST_TYPE>: New case.
<UNOP_DYNAMIC_CAST, UNOP_REINTERPRET_CAST>: Update.
<UNOP_MEMVAL_TYPE>: New case.
(evaluate_subexp_for_address) <UNOP_MEMVAL_TYPE>: New case.
(evaluate_subexp_for_sizeof) <UNOP_MEMVAL_TYPE>: New case.
* expprint.c (print_subexp_standard) <UNOP_CAST_TYPE>: New case.
<UNOP_MEMVAL_TYPE>: New case.
(dump_subexp_body_standard) <UNOP_DYNAMIC_CAST,
UNOP_REINTERPRET_CAST>: Update.
<UNOP_CAST_TYPE, UNOP_MEMVAL_TYPE>: New cases.
* parse.c (operator_length_standard) <UNOP_DYNAMIC_CAST,
UNOP_REINTERPRET_CAST>: Update.
<UNOP_CAST_TYPE, UNOP_MEMVAL_TYPE>: New cases.
* stack.c (return_command): Also check for UNOP_CAST_TYPE.
* std-operator.def (UNOP_CAST_TYPE, UNOP_MEMVAL_TYPE): New
constants.

2012-07-19  Pedro Alves  <palves@redhat.com>

* gdb.base/sigall.exp (signals): New list.
<top level>: Loop over signals in the $signals list instead of
calling a test function once per signal.
* gdb.reverse/sigall-precsave.exp (signals): New list.
<top level>: Loop over signals in the $signals list instead of
calling a test function once per signal.
* gdb.reverse/sigall-reverse.exp (signals): New list.
<top level>: Loop over signals in the $signals list instead of
calling a test function once per signal.

Use vex_len_table in xop_table

PR binutils/14355
* i386-dis.c (VEX_LEN_0FXOP_08_CC): New.
(VEX_LEN_0FXOP_08_CD): Likewise.
(VEX_LEN_0FXOP_08_CE): Likewise.
(VEX_LEN_0FXOP_08_CF): Likewise.
(VEX_LEN_0FXOP_08_EC): Likewise.
(VEX_LEN_0FXOP_08_ED): Likewise.
(VEX_LEN_0FXOP_08_EE): Likewise.
(VEX_LEN_0FXOP_08_EF): Likewise.
(xop_table): Fix entries for vpcomb, vpcomw, vpcomd, vpcomq,
vpcomub, vpcomuw, vpcomud, vpcomuq.
(vex_len_table): Add entries for VEX_LEN_0FXOP_08_CC,
VEX_LEN_0FXOP_08_CD, VEX_LEN_0FXOP_08_CE, VEX_LEN_0FXOP_08_CF,
VEX_LEN_0FXOP_08_EC, VEX_LEN_0FXOP_08_ED, VEX_LEN_0FXOP_08_EE,
VEX_LEN_0FXOP_08_EF.

* cli/cli-setshow.c (do_setshow_command): Handle case 'var_filename'
and case 'var_optional_filename' together.
* infcmd.c (_initialize_infcmd): Call add_setshow_string_noescape_cmd
instead of add_setshow_optional_filename_cmd for setshow command
'args'.  Set completer for 'set args'.

gdb/testsuite:

* gdb.base/setshow.exp: Test 'set args ~'.

2012-07-18  Cary Coutant  <ccoutant@google.com>

PR gold/14344
* configure.ac: Add check for -gpubnames support.
* configure: Regenerate.
* testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
support; force -gno-pubnames.
(gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
support.
(gdb_index_test_4): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/gdb_index_test_1.sh: Refactor code into common file.
* testsuite/gdb_index_test_2.sh: Likewise.
* testsuite/gdb_index_test_3.sh: Don't look for space after colon.
* testsuite/gdb_index_test_4.sh: New script.
* testsuite/gdb_index_test_comm.sh: New script with common code;
don't look for space after colon.

daily update

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* common/gdb_vecs.h: Moved here from ./gdb_vecs.h.
* common/gdb_vecs.c: New file, contents from utils.c.
* common/host-defs.h: New file, contents from defs.h.
* utils.h: New file, contents from defs.h.
* defs.h: Move all declarations of objects defined in utils.c
to utils.h (except QUIT() and related).
#include "utils.h", "host-defs.h".
* probe.h (probe_p): Move here from gdb_vecs.h.
* symfile.c: #include "probe.h" instead of "gdb_vecs.h".
* utils.c (free_char_ptr_vec): Moved to common/gdb_vecs.c.
(dirnames_to_char_ptr_vec_append, dirnames_to_char_ptr_vec): Ditto.
* Makefile.in (SFILES): Add common/gdb_vecs.c.
(HFILES_NO_SRCDIR): Add common/gdb_vecs.h, common/host-defs.h, utils.h.
(COMMON_OBS): Add gdb_vecs.o.
(gdb_vecs.o): New rule.

* linespec.c (add_sal_to_sals): Add LITERAL_CANONICAL
parameter.  If non-zero, use SYMNAME as the canonical name
for the SaL.
Update all callers.
(convert_linespec_to_sals): Use add_sal_to_sals for
expressions, too.
(decode_line_full): No need to "fill in missing canonical names"
anymore. Simply make cleanups for the allocated names.

* linespec.c (struct linespec): Constify expression,
source_filename, function_name, and label_name.
(symbol_not_found_error): Make all parameters const.
(linespec_parser_delete): No need to check for NULL
when using xfree. Cast const char * to char * for xfree.

* breakpoint.c (invalid_thread_id_error): New function.
(find_condition_and_thread): Use invalid_thread_id_error.
(watch_command_1): Likewise.

merge from gcc

* cc-with-index.sh, cc-with-dwz.sh: Remove.
* contrib/cc-with-tweaks.sh: New file.

* dwarf2read.c (struct dwz_file) <gdb_index>: New field.
(locate_dwz_sections): Recognize .gdb_index.
(create_cus_from_index_list): New function.
(create_cus_from_index): Use it.  Handle .dwz data.
(read_index_from_section): New function, extracted from
dwarf2_read_index.
(dwarf2_read_index): Use it.  Read .gdb_index from dwz file,
if needed.

* dwarf2read.c (struct dwarf2_per_objfile) <dwz_file>: New field.
(struct dwarf2_per_cu_data) <length>: No longer bitfield.
<is_dwz>: New field.
(struct dwz_file): New.
(struct partial_die_info) <is_dwz, spec_is_dwz>: New fields.
(locate_dwz_sections, dwarf2_get_dwz_file)
(get_abbrev_section_for_cu): New functions.
(error_check_comp_unit_head, read_and_check_comp_unit_head)
(read_and_check_type_unit_head): Add abbrev_section argument.
(create_debug_types_hash_table): Update.
(init_cutu_and_read_dies): Use proper abbrev section.
(init_cutu_and_read_dies_no_follow): Likewise.
(set_partial_user): Do nothing if PST==NULL.
(read_comp_units_from_section): New function.
(create_all_comp_units): Use it.
(scan_partial_symbols, partial_die_parent_scope): Update.
(skip_one_die): Handle DW_FORM_GNU_ref_alt, DW_FORM_GNU_strp_alt.
(process_imported_unit_die, read_partial_die): Handle .dwz files.
(find_partial_die): Add offset_in_dwz argument.  Update.
(guess_partial_die_structure_name, fixup_partial_die): Update.
(read_attribute_value): Handle DW_FORM_GNU_ref_alt,
DW_FORM_GNU_strp_alt.
(read_indirect_string_from_dwz): New function.
(dwarf2_const_value_attr): Handle DW_FORM_GNU_strp_alt.
(dump_die_shallow): Handle DW_FORM_GNU_ref_alt, DW_FORM_GNU_strp_alt.
(is_ref_attr): Handle DW_FORM_GNU_ref_alt.
(follow_die_offset): Add offset_in_dwz argument.
(follow_die_ref, dwarf2_fetch_die_location_block): Update.
(skip_form_bytes): Handle DW_FORM_GNU_strp_alt.
(dwarf_decode_macro_bytes): Add section_is_dwz argument.
Handle new macro forms.
(dwarf_decode_macros): Update.
(dwarf2_find_containing_comp_unit): Add offset_in_dwz argument.
(dwarf2_per_objfile_free): Unref dwz_bfd, if it exists
(lookup_die_type): Handle DW_FORM_GNU_ref_alt.
(create_debug_types_hash_table): Use correct abbrev section.
(get_debug_line_section): New function.
(dwarf_decode_line_header, dwarf_decode_lines_1): Use it.
(process_full_comp_unit): Pass 'required' argument to
end_symtab_get_static_block.
* buildsym.h (end_symtab_get_static_block): Update.
* buildsym.c (end_symtab_get_static_block): Add 'required'
argument.
(end_symtab, end_expandable_symtab): Update.

* dwarf2read.c: Don't include zlib.h or sys/mman.h.
(pagesize): Remove.
(struct dwarf2_section_info) <map_addr, map_len>: Remove.
(zlib_decompress_section): Remove.
(dwarf2_read_section): Use gdb_bfd_map_section.
(munmap_section_buffer): Remove.
(free_dwo_file, dwarf2_per_objfile_free): Don't use
munmap_section_buffer.
* gdb_bfd.c: Include zlib.h, sys/mman.h.
(struct gdb_bfd_section_data): New.
(free_one_bfd_section): New function.
(gdb_bfd_close_or_warn): Use free_one_bfd_section.
(get_section_descriptor, zlib_decompress_section)
(gdb_bfd_map_section): New functions.
* gdb_bfd.h (gdb_bfd_map_section): Declare.

* dwarf2read.c (try_open_dwo_file): use gdb_bfd_open.

* gdb_bfd.c (struct gdb_bfd_data): New.
(gdb_bfd_cache): New global.
(struct gdb_bfd_cache_search): New.
(hash_bfd, eq_bfd, gdb_bfd_open): New functions.
(gdb_bfd_ref, gdb_bfd_unref): Use gdb_bfd_data.
* gdb_bfd.h (gdb_bfd_open): Declare.

* utils.c (make_cleanup_bfd_unref): Rename from
make_cleanup_bfd_close.
* defs.h (make_cleanup_bfd_unref): Rename from
make_cleanup_bfd_close.
* cli/cli-dump.c (bfd_openr_with_cleanup): Update.
(bfd_openw_with_cleanup): Update.
* corelow.c (core_open): Update.
* dsrec.c (load_srec): Update.
* m32r-rom.c (m32r_load, m32r_upload_command): Update.
* remote-m32r-sdi.c (m32r_load): Update.
* remote-mips.c (mips_load_srec): Update.
(pmon_load_fast): Update.
* solib-darwin.c (darwin_solib_get_all_image_info_addr_at_init):
Update.
(darwin_bfd_open): Update.
* solib.c (solib_bfd_fopen): Update.
* symfile-mem.c (symbol_file_add_from_memory): Update.
* symfile.c (symbol_file_add_with_addrs_or_offsets): Update.
(symfile_bfd_open): Update.
(generic_load): Update.

* remote-mips.c (mips_load_srec): Use make_cleanup_bfd_close.
(pmon_load_fast): Likewise.
* m32r-rom.c (m32r_load): Use make_cleanup_bfd_close.
(m32r_upload_command): Likewise.
* dsrec.c (load_srec): Use make_cleanup_bfd_close.
* solib-darwin.c (darwin_solib_get_all_image_info_addr_at_init):
Use make_cleanup_bfd_close.

* symfile.c (symfile_bfd_open): Don't copy name.  Call
gdb_bfd_stash_filename.
(load_command): Open the new BFD before freeing the old.
(bfd_open_maybe_remote): Call gdb_bfd_stash_filename.
* symfile-mem.c (symbol_file_add_from_memory): Don't copy name.
Call gdb_bfd_stash_filename.
* spu-linux-nat.c (spu_bfd_open): Don't copy name.
* solib-spu.c (spu_bfd_fopen): Don't copy name.  Call
gdb_bfd_stash_filename.
* solib-darwin.c (darwin_solib_get_all_image_info_addr_at_init):
Free found_pathname.
* rs6000-nat.c (add_vmap): Don't copy filename.  Call
gdb_bfd_stash_filename.
* remote.c (remote_bfd_open): Call gdb_bfd_stash_filename.
* machoread.c (macho_add_oso_symfile): Call
gdb_bfd_stash_filename.
(macho_symfile_read_all_oso): Arrange to free archive_name.  Call
gdb_bfd_stash_filename.
(macho_check_dsym): Don't copy filename.  Call
gdb_bfd_stash_filename.
* jit.c (bfd_open_from_target_memory): Don't copy the filename.
* gdb_bfd.c (gdb_bfd_stash_filename): New function.
* gdb_bfd.h (gdb_bfd_stash_filename): Declare.
* gcore.c (create_gcore_bfd): Call gdb_bfd_stash_filename.
* exec.c (exec_close): Don't free the BFD's filename.
(exec_file_attach): Don't copy the filename.  Call
gdb_bfd_stash_filename.
* corelow.c (core_close): Don't free the BFD's filename.
(core_open): Call gdb_bfd_stash_filename.
* corefile.c (reopen_exec_file): Remove #if 0 code.
* solib.c (solib_bfd_fopen): Call gdb_bfd_stash_filename.  Free
pathname.
* dwarf2read.c (try_open_dwo_file): Call gdb_bfd_stash_filename.

* dwarf2read.c (try_open_dwo_file): Use gdb_bfd_ref and
gdb_bfd_unref.
(free_dwo_file): Use gdb_bfd_unref.
* cli/cli-dump.c: Include gdb_bfd.h.
(bfd_openw_with_cleanup): Use gdb_bfd_ref.
(bfd_openr_with_cleanup): Likewise.
* windows-nat.c (windows_make_so): Use gdb_bfd_ref,
gdb_bfd_unref.
* utils.c: Include gdb_bfd.h.
(do_bfd_close_cleanup): Use gdb_bfd_unref.
* symfile.c: Include gdb_bfd.h.
(separate_debug_file_exists): Use gdb_bfd_unref.
(bfd_open_maybe_remote): Use gdb_bfd_ref.
(symfile_bfd_open): Use gdb_bfd_ref, gdb_bfd_unref.
(generic_load): Use gdb_bfd_ref.
(reread_symbols): Use gdb_bfd_unref.
* symfile-mem.c: Include gdb_bfd.h.
(symbol_file_add_from_memory): Use make_cleanup_bfd_close.
* spu-linux-nat.c (spu_bfd_open): Use gdb_bfd_ref, gdb_bfd_unref.
* solib.c: Include gdb_bfd.h.
(solib_bfd_fopen): Use gdb_bfd_ref.
(solib_bfd_open): Use gdb_bfd_unref.
(free_so_symbols): Use gdb_bfd_unref.
(reload_shared_libraries_1): Use gdb_bfd_unref.
* solib-spu.c: Include gdb_bfd.h.
(spu_bfd_fopen): Use gdb_bfd_ref, gdb_bfd_unref.
* solib-pa64.c (pa64_solib_create_inferior_hook): Use gdb_bfd_ref,
gdb_bfd_unref.
* solib-frv.c: Include gdb_bfd.h.
(enable_break2): Use gdb_bfd_unref.
* solib-dsbt.c: Include gdb_bfd.h.
(enable_break2): Use gdb_bfd_unref.
* solib-darwin.c: Include gdb_bfd.h.
(darwin_solib_get_all_image_info_addr_at_init): Use gdb_bfd_ref,
gdb_bfd_unref.
(darwin_bfd_open): Use gdb_bfd_unref.
* rs6000-nat.c (add_vmap): Use gdb_bfd_ref, gdb_bfd_unref.
* remote-mips.c: Include gdb_bfd.h.
(mips_load_srec): Use gdb_bfd_ref.
(pmon_load_fast): Use gdb_bfd_ref.
* remote-m32r-sdi.c: Include gdb_bfd.h.
(m32r_load): Use gdb_bfd_ref.
* record.c: Include gdb_bfd.h.
(record_save_cleanups): Use gdb_bfd_unref.
(cmd_record_save): Use gdb_bfd_unref.
* procfs.c (insert_dbx_link_bpt_in_file): Use gdb_bfd_ref,
gdb_bfd_unref.
* objfiles.h (gdb_bfd_close_or_warn): Remove.
(gdb_bfd_ref, gdb_bfd_unref): Move to gdb_bfd.h.
* objfiles.c: Include gdb_bfd.h.
(free_objfile): Use gdb_bfd_unref.
(gdb_bfd_close_or_warn, gdb_bfd_ref, gdb_bfd_unref): Move to
gdb_bfd.c.
* machoread.c (macho_add_oso_symfile): Use gdb_bfd_unref.
(macho_symfile_read_all_oso): Use gdb_bfd_ref, gdb_bfd_unref.
(macho_check_dsym): Likewise.
* m32r-rom.c: Include gdb_bfd.h.
(m32r_load): Use gdb_bfd_ref.
(m32r_upload_command): Use gdb_bfd_ref.
* jit.c: Include gdb_bfd.h.
(jit_bfd_try_read_symtab): Use gdb_bfd_ref, gdb_bfd_unref.
* gdb_bfd.h: New file.
* gdb_bfd.c: New file.
* gcore.c: Include gdb_bfd.h.
(create_gcore_bfd): Use gdb_bfd_ref.
(do_bfd_delete_cleanup): Use gdb_bfd_unref.
(gcore_command): Use gdb_bfd_unref.
* exec.c: Include gdb_bfd.h.
(exec_close): Use gdb_bfd_unref.
(exec_close_1): Use gdb_bfd_unref.
(exec_file_attach): Use gdb_bfd_ref.
* elfread.c: Include gdb_bfd.h.
(build_id_verify): Use gdb_bfd_unref.
* dsrec.c: Include gdb_bfd.h.
(load_srec): Use gdb_bfd_ref.
* corelow.c: Include gdb_bfd.h.
(core_close): Use gdb_bfd_unref.
(core_open): Use gdb_bfd_ref.
* bfd-target.c: Include gdb_bfd.h.
(target_bfd_xclose): Use gdb_bfd_unref.
(target_bfd_reopen): Use gdb_bfd_ref.
* Makefile.in (SFILES): Add gdb_bfd.c.
(HFILES_NO_SRCDIR): Add gdb_bfd.h.
(COMMON_OBS): Add gdb_bfd.o.

* breakpoint.c (find_condition_and_thread): Initialize
TASK and REST.
(create_breakpiont): find_condition_and_thread will now
initialize COND_STRING, THREAD, and REST (and TASK).
(addr_string_to_sals): Likewise.

2012-07-18  Pedro Alves  <palves@redhat.com>

* infrun.c (handle_inferior_event) <TARGET_WAITKIND_NO_HISTORY>:
Pull the single step breakpoints out of the target.

Regenerate bfd-in2.h

* bfd-in2.h: Regenerated.

Fix a typo in section.c comments

PR binutils/14335
* section.c: Fix a typo in comments.

2012-07-18  Sergio Durigan Junior  <sergiodj@redhat.com>

* probe.c (probe_safe_evaluate_at_pc): Rename variable `n_probes'.
* stap-probe.c (compile_probe_arg): Likewise.

2012-07-18  Sergio Durigan Junior  <sergiodj@redhat.com>

* elfread.c (elf_get_probe_argument_count): Remove `objfile' argument.
(elf_compile_to_ax): Likewise.
* infrun.c (insert_exception_resume_from_probe): Likewise.
(check_exception_resume): Remove `objfile' variable.
* probe.c (find_probe_by_pc): Remove `objfile' argument.
(struct probe_and_objfile, probe_and_objfile_s): Delete.
(collect_probes): Adjust return value to `VEC (probe_p) *'.
(compare_entries): Rename to...
(compare_probes): ...this.  Adjust function to work with
`struct probe *'.  Rename variables `ea' and `eb' to `pa' and `pb'
respectively.
(gen_ui_out_table_header_info): Adjust `probes' argument to be
`VEC (probe_p) *'.
(print_ui_out_info): Adjust argument to be `struct probe *'.
(info_probes_for_ops): Adjust internal computations to use
`VEC (probe_p) *'.
(probe_safe_evaluate_at_pc): Refactor to not pass `objfile' anymore.
* probe.h (struct probe_ops) <get_probe_argument_count, compile_to_ax,
gen_info_probes_table_values>: Remove `objfile' argument.
(struct probe) <objfile>: New field.
(find_probe_by_pc): Remove `objfile' argument.
* stap-probe.c (stap_parse_probe_arguments): Likewise.
(stap_get_probe_argument_count): Likewise.
(stap_get_arg): Likewise.
(stap_evaluate_probe_argument): Likewise.
(stap_compile_to_ax): Likewise.
(compile_probe_arg): Refactor not to pass `objfile' anymore.
(handle_stap_probe): Fill `objfile' field from `struct probe'.
(stap_gen_info_probes_table_header): Remove `objfile' argument.
* symfile.h (struct sym_probe_fns) <sym_evaluate_probe_argument,
sym_compile_to_ax>: Likewise.

2012-07-18  Terry Guo  <terry.guo@arm.com>

        PR 14329
        * defs.h (GDB_MI_MSG_WIDTH): New.
        * ser_base (ser_base_read_error_fd): New function.
        (do_ser_base_readchar): Poll error file descriptor as well as
        standard output.
        (generic_readchar): Refactor error handling.

Update the NEWS file following the creation of the GDB 7.5 branch.

gdb/ChangeLog:

        * NEWS: Create a new section for the next release branch.
        Rename the section of the current branch, now that it has
        been cut.

Record GDB 7.5 branch creation. Bump version number

* linespec.c (linespec_parse_line_offset): Make parameter
const.

*** empty log message ***

daily update

* elfcomm.c (setup_archive): Extract index table and symbol table
scanning code into...
(process_archive_index_and_symbols): ... this function and add
support for 64-bit index tables.
* elfcomm.h (struct archive_info): Change type of index_num and
index_array to elf_vma.
Add 'uses_64bit_indicies' field.
* readelf.c (process_archive): Fix support for 64-bit indicies.

daily update

*** empty log message ***

gdb/testsuite/
* gdb.base/store.exp (check_set): Import gdb_prompt.
(continue to wack_${t}): Make it to conditional gdb_test_multiple.
(${prefix}; next ${t}): Hide its name, handle it conditionally now.

gdb/
PR 11914
* f-valprint.c (info_common_command): New variable frame_id.
Reinitialize FI form FRAME_ID after each print_variable_and_value.
* printcmd.c (print_variable_and_value): Extend function comment.
Add comment for invalidated FRAME.
* stack.c (backtrace_command_1): New variable frame_id.  Reinitialize
FI form FRAME_ID after each print_frame_local_vars.
(struct print_variable_and_value_data): Change frame to frame_id.
(do_print_variable_and_value): New variable frame, initialize it from
p->frame_id.  Add comment for invalidated FRAME.
(print_frame_local_vars, print_frame_arg_vars): New function comment.
Update CB_DATA.FRAME to CB_DATA.FRAME_ID initialization.  Add comment
for invalidated FRAME.

gdb/testsuite/
PR 11914
* gdb.python/py-prettyprint.c (eval_func, eval_sub): New.
(main): Call eval_sub.
* gdb.python/py-prettyprint.exp:
(python execfile ('py-prettyprint.py')): Move it earlier.
New breakpoint for eval-break.
(continue to breakpoint: eval-break, info locals): New test.
(python execfile ('py-prettyprint.py')): Move it from here.
* gdb.python/py-prettyprint.py (class pp_eval_type): New.
(register_pretty_printers): Register pp_eval_type.

2012-07-16  Marc Khouzam  <marc.khouzam@ericsson.com>
    Pedro Alves  <palves@redhat.com>

* linux-nat.c (linux_nat_detach): Don't unregister from the event
loop.

2012-07-16  Sriraman Tallam  <tmsriram@google.com>

* gold.cc (queue_middle_tasks): Update function order only after
deferred objects due to plugins are processed.

* jv-typeprint.c (c_type_print_varspec_suffix): Don't declare.

Implement RDRSEED, ADX and PRFCHW instructions

gas/

* config/tc-i386.c: Add ADX, RDSEED and PRFCHW asm directives.
* doc/c-i386.texi: Document the new directives.

gas/testsuite/

* gas/i386/i386.exp: Run adx, rdseed and prefetchw tests.
* gas/i386/x86-64-arch-2.s: Use prefetchw as 3dnow and Prfchw tests.
* gas/i386/arch-10.s: Likewise.
* gas/i386/arch-10-1.l: Changed correspondingly.
* gas/i386/arch-10-2.l: Likewise.
* gas/i386/arch-10-3.l: Likewise.
* gas/i386/arch-10-4.l: Likewise.
* gas/i386/arch-10.d: Likewise.
* gas/i386/arch-10-lzcnt.d: Likewise.
* gas/i386/x86-64-arch-2.d: Likewise.
* gas/i386/x86-64-arch-2-lzcnt.d: Likewise.
* gas/i386/ilp32/x86-64-arch-2.d: Likewise.
* gas/i386/arch-10-prefetchw.d: New file.
* gas/i386/x86-64-arch-2-prefetchw.d: Likewise.
* gas/i386/rdseed.s: Likewise.
* gas/i386/rdseed.d: Likewise.
* gas/i386/rdseed-intel.d: Likewise.
* gas/i386/adx.s: Likewise.
* gas/i386/adx.d: Likewise.
* gas/i386/adx-intel.d: Likewise.
* gas/i386/x86-64-rdseed.s: Likewise.
* gas/i386/x86-64-rdseed.d: Likewise.
* gas/i386/x86-64-rdseed-intel.d: Likewise.
* gas/i386/x86-64-adx.s: Likewise.
* gas/i386/x86-64-adx.d: Likewise.
* gas/i386/x86-64-adx-intel.d: Likewise.

opcodes/

* i386-dis.c (PREFIX_0F38F6): New.
(prefix_table): Add adcx, adox instructions.
(three_byte_table): Use PREFIX_0F38F6.
(mod_table): Add rdseed instruction.
* i386-gen.c (cpu_flag_init): Add CpuADX, CpuRDSEED, CpuPRFCHW.
(cpu_flags): Likewise.
* i386-opc.h: Add CpuADX, CpuRDSEED, CpuPRFCHW.
(i386_cpu_flags): Add fields cpurdseed, cpuadx, cpuprfchw.
* i386-opc.tbl: Add instrcutions adcx, adox, rdseed. Extend
prefetchw.
* i386-tbl.h: Regenerate.
* i386-init.h: Likewise.

* dwarf2read.c (stmt_list_hash): New struct.
(type_unit_group): Embed "per_cu" member, remove pointer.
New union member "t", move member "tus" into it, all uses updated.
New member "hash", replaces member "line_offset, all uses updated.
(quick_file_names): Replace member "offset" with "hash", all uses
updated.
(hash_stmt_list_entry, eq_stmt_list_entry): New functions.
(hash_file_name_entry, eq_file_name_entry): Call them.
(hash_type_unit_group, eq_type_unit_group): Ditto.
(dw2_get_cu, dw2_get_primary_cu): Replace assert with a better one.
(dw2_get_file_names_reader): Fix file name table calculation for TUs.
(dw2_get_file_names): Update.
(create_type_unit_group): Replace "per_cu" arg with "cu".
All callers updated.  Fix "quick" (.gdb_index) handling.
(get_type_unit_group): Replace "per_cu" arg with "cu".
All callers updated.
(build_type_unit_groups): Don't reset tu_stats.

* symtab.c (filename_seen_cache): Delete members "tab_alloc_size",
"tab_cur_size".  Change member "tab" to be a htab_t.
(create_filename_seen_cache): Update.
(clear_filename_seen_cache, delete_filename_seen_cache): Update.
(filename_seen): Update.

*** empty log message ***

daily update

gdb/testsuite/
Fix a testcase regression by me.
* gdb.dwarf2/fission-reread.S: Fix two DW_FORM_data8 to be
DW_FORM_data4.

*** empty log message ***

daily update

*** empty log message ***

daily update

include/
* filenames.h: #include "hashtab.h".
(filename_hash, filename_eq): Declare.
libiberty/
* filename_cmp.c (filename_hash, filename_eq): New functions.

* symtab.c (filename_seen): Update comment.

* ld-elf/foo0.s: Use ARM-compatible .section syntax.
* ld-elf/foo1.s: Likewise.
* ld-elf/foo2.s: Likewise.
* ld-elf/foo3.s: Likewise.
* ld-elf/foon.s: Likewise.

gdb/
* buildsym.c (end_symtab_1): Split it to ...
(end_symtab_get_static_block): ... this ...
(end_symtab_from_static_block): ... and this function.
(end_symtab, end_expandable_symtab): Call them.
* buildsym.h (end_symtab_get_static_block)
(end_symtab_from_static_block): New declarations.
* dwarf2read.c (process_full_comp_unit): New variable static_block.
Set its valid CU ranges.

gdb/testsuite/
* gdb.dwarf2/dw2-minsym-in-cu.S: New file.
* gdb.dwarf2/dw2-minsym-in-cu.exp: New file.

gdb/
* dwarf2loc.c (disassemble_dwarf_expression): Handle
DW_OP_GNU_parameter_ref.

gdb/
* dwarf2read.c (read_call_site_scope): Do not gdb_assert for invalid
read-in CALL_SITE_PARAMETER_PARAM_OFFSET.

* symtab.c (output_source_filename): Delete unnecessary forward decl.
(filename_seen_cache): New struct.
(INITIAL_FILENAME_SEEN_CACHE_SIZE): New macro.
(create_filename_seen_cache): New function.
(clear_filename_seen_cache, delete_filename_seen_cache): New functions.
(filename_seen): Delete arg "first".  New arg "cache".  All callers
updated.
(output_source_filename_data): New struct.
(output_source_filename): Delete arg "first".  New arg "data".
All callers updated.
(sources_info): Delete local "first".  New locals "data", "cleanups".
Rewrite to use filename_seen_cache.
(add_partial_filename_data): Delete member "first".  New member
"filename_seen_cache".  All uses updated.
(make_source_files_completion_list): Rewrite to use
filename_seen_cache.

2012-07-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* elf64-s390.c: Include elf-s390-common.c.
(R_390_IRELATIVE): New reloc.
(elf_s390_reloc_type_lookup): Support R_390_IRELATIVE.
(RELA_ENTRY_SIZE): New macro.
(elf_s390_link_hash_entry): New fields ifunc_resolver_address and
*ifunc_resolver_section.
(struct plt_entry): New struct.
(struct elf_s390_obj_tdata): New field local_plt.
(elf_s390_local_plt): New macro.
(struct elf_s390_link_hash_table): New field irelifunc.
(ELF64): New macro.
(link_hash_newfunc): Initialize new fields.
(elf_s390_check_relocs): Handle IFUNC symbols.
(elf_s390_adjust_dynamic_symbol): Don't do anything for IFUNC
symbols.
(allocate_dynrelocs): Call s390_elf_allocate_ifunc_dyn_relocs for
IFUNC symbols.
(elf_s390_size_dynamic_sections): Handle IFUNC symbols.
(elf_s390_relocate_section): Likewise.
(elf_s390_finish_dynamic_symbol): Likewise.
(elf_s390_finish_dynamic_sections): Handle local IFUNC symbols.
(elf_s390_finish_ifunc_symbol): New function.
(elf_s390_gc_sweep_hook): Handle local plt entries.
(elf_backend_add_symbol_hook): Define.
* elf32-s390.c: See elf64-s390.c changes.
* elf-s390-common.c: New file.
* bfd-in2.h (BFD_RELOC_390_IRELATIVE): New enum field.
* libbfd.h (BFD_RELOC_390_IRELATIVE): New entry for
BFD_RELOC_390_IRELATIVE.
* reloc.c (BFD_RELOC_390_IRELATIVE): Document new relocation.

2012-07-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* elf/s390.h (START_RELOC_NUMBERS): Define R_390_IRELATIVE reloc.

2012-07-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* emulparams/elf_s390.sh (IREL_IN_PLT): Define.
* emulparams/elf64_s390.sh (IREL_IN_PLT): Define.

* aix386-core.c: Remove use of PTR and PARAMS macros.
* archive.c: Likewise.
* cache.c: Likewise.
* cisco-core.c: Likewise.
* coff-alpha.c: Likewise.
* coff-apollo.c: Likewise.
* coff-aux.c: Likewise.
* coff-h8300.c: Likewise.
* coff-h8500.c: Likewise.
* coff-i386.c: Likewise.
* coff-i960.c: Likewise.
* coff-ia64.c: Likewise.
* coff-m68k.c: Likewise.
* coff-m88k.c: Likewise.
* coff-mcore.c: Likewise.
* coff-mips.c: Likewise.
* coff-or32.c: Likewise.
* coff-ppc.c: Likewise.
* coff-rs6000.c: Likewise.
* coff-sh.c: Likewise.
* coff-sparc.c: Likewise.
* coff-stgo32.c: Likewise.
* coff-tic30.c: Likewise.
* coff-tic4x.c: Likewise.
* coff-tic54x.c: Likewise.
* coff-tic80.c: Likewise.
* coff-w65.c: Likewise.
* cofflink.c: Likewise.
* cpu-arc.c: Likewise.
* cpu-cris.c: Likewise.
* cpu-h8500.c: Likewise.
* cpu-i960.c: Likewise.
* cpu-msp430.c: Likewise.
* cpu-ns32k.c: Likewise.
* cpu-powerpc.c: Likewise.
* cpu-rs6000.c: Likewise.
* cpu-tic4x.c: Likewise.
* cpu-w65.c: Likewise.
* ecoff.c: Likewise.
* ecofflink.c: Likewise.
* elf-m10200.c: Likewise.
* elf32-bfin.c: Likewise.
* elf32-cris.c: Likewise.
* elf32-crx.c: Likewise.
* elf32-fr30.c: Likewise.
* elf32-frv.c: Likewise.
* elf32-h8300.c: Likewise.
* elf32-i960.c: Likewise.
* elf32-m32c.c: Likewise.
* elf32-m68hc11.c: Likewise.
* elf32-m68hc12.c: Likewise.
* elf32-m68hc1x.c: Likewise.
* elf32-m68k.c: Likewise.
* elf32-mcore.c: Likewise.
* elf32-rl78.c: Likewise.
* elf32-rx.c: Likewise.
* elf32-s390.c: Likewise.
* elf32-vax.c: Likewise.
* elf64-alpha.c: Likewise.
* elf64-mmix.c: Likewise.
* elf64-s390.c: Likewise.
* elf64-sparc.c: Likewise.
* elfnn-ia64.c: Likewise.
* elfxx-mips.c: Likewise.
* elfxx-sparc.c: Likewise.
* hash.c: Likewise.
* hp300hpux.c: Likewise.
* hppabsd-core.c: Likewise.
* hpux-core.c: Likewise.
* i386dynix.c: Likewise.
* i386linux.c: Likewise.
* i386lynx.c: Likewise.
* i386mach3.c: Likewise.
* i386msdos.c: Likewise.
* i386os9k.c: Likewise.
* irix-core.c: Likewise.
* lynx-core.c: Likewise.
* m68klinux.c: Likewise.
* mach-o.h: Likewise.
* mipsbsd.c: Likewise.
* netbsd-core.c: Likewise.
* nlm32-i386.c: Likewise.
* osf-core.c: Likewise.
* pc532-mach.c: Likewise.
* pef.c: Likewise.
* ppcboot.c: Likewise.
* ptrace-core.c: Likewise.
* reloc16.c: Likewise.
* sco5-core.c: Likewise.
* som.h: Likewise.
* sparclinux.c: Likewise.
* sparclynx.c: Likewise.
* ticoff.h: Likewise.
* trad-core.c: Likewise.
* vms-lib.c: Likewise.
* xsym.h: Likewise.

PR ld/14357
* ldmain.c (trace_file_tries): Rename to 'verbose'.
* ldfile.c: Likewise.
* ldlang.c: Likewise.
* ldmain.h: Likewise.
* lexsup.c: Likewise.
* emultempl/elf32.em: Likewise.
* emultemp/spuelf.em: Likewise.
* pe-dll.c (pe_dll_generate_implib): Only print creation message
in verbose mode.

gdb/testsuite/
Fix gdbserver run regression.
* gdb.trace/disconnected-tracing.exp (executabel): Fix typo.

daily update

*** empty log message ***

* psymtab.c (map_symbol_filenames_psymtab): Skip shared psymtabs.

* lib/gdb.exp (standard_testfile): Don't declare objdir.
(clean_restart): Likewise.
(core_find): Use standard_output_file.

* gdb.dwarf2/dup-psym.exp: Use prepare_for_testing_full.
* gdb.dwarf2/dw2-anonymous-func.exp: Use
prepare_for_testing_full.
* gdb.dwarf2/dw2-basic.exp: Use prepare_for_testing_full.
* gdb.dwarf2/dw2-compressed.exp: Use prepare_for_testing_full.
* gdb.dwarf2/dw2-const.exp: Use prepare_for_testing_full.
* gdb.dwarf2/dw2-cu-size.exp: Use prepare_for_testing_full.
* gdb.dwarf2/dw2-intercu.exp: Use prepare_for_testing_full.
* gdb.dwarf2/dw2-intermix.exp: Use prepare_for_testing_full.
* gdb.dwarf2/dw2-linkage-name-trust.exp: Use
prepare_for_testing_full.
* gdb.dwarf2/dw2-producer.exp: Use prepare_for_testing_full.
* gdb.dwarf2/dw2-ref-missing-frame.exp: Use
prepare_for_testing_full.
* gdb.dwarf2/dw2-restore.exp: Use prepare_for_testing_full.
* gdb.dwarf2/dw2-strp.exp: Use prepare_for_testing_full.
* gdb.dwarf2/mac-fileno.exp: Use prepare_for_testing_full.

* lib/gdb.exp (build_executable_from_specs): New proc, from
build_executable.
(build_executable): Use it.
(prepare_for_testing_full): New proc.