merge from gcc
If we a section with no flags followed by a section with the same name
with flags, put them in the same output section.
Up version to 1.2, as the 1.2 binary was pushed to users today.
daily update
	* elf/cr16c.h (SHN_CR16C_FCOMMON): Define using SHN_LORESERVE.
	(SHN_CR16C_NCOMMON): Likewise.
	* elf/hppa.h (SHN_PARISC_ANSI_COMMON): Likewise.
	(SHN_PARISC_HUGE_COMMON): Likewise.
	* elf/ia64.h (SHN_IA_64_ANSI_COMMON): Likewise.
	(SHN_IA_64_VMS_SYMVEC): Define using SHN_LOOS.
	* elf/m32r.h (SHN_M32R_SCOMMON): Define using SHN_LORESERVE.
	* elf/mips.h (SHN_MIPS_ACOMMON, SHN_MIPS_TEXT): Likewise.
	(SHN_MIPS_DATA, SHN_MIPS_SCOMMON, SHN_MIPS_SUNDEFINED): Likewise.
	* elf/score.h (SHN_SCORE_TEXT, SHN_SCORE_DATA): Likewise.
	(SHN_SCORE_SCOMMON): Likewise.
	* elf/sparc.h (SHN_BEFORE, SHN_AFTER): Likewise.
	* elf/v850.h (SHN_V850_SCOMMON, SHN_V850_TCOMMON): Likewise.
	(SHN_V850_ZCOMMON): Likewise.
	* elf/x86-64.h (SHN_X86_64_LCOMMON): Likewise.
	* elf-bfd.h (_bfd_elf_section_from_bfd_section): Update prototype.
	* elf.c (_bfd_elf_section_from_bfd_section): Return unsigned int,
	SHN_BAD on error.
	(_bfd_elf_print_private_bfd_data): Test for SHN_BAD result from
	_bfd_elf_section_from_bfd_section, not -1.
	(swap_out_syms): Likewise.
	* elflink.c (elf_link_add_object_symbols): Likewise.
	(bfd_elf_get_bfd_needed_list): Likewise.
	(bfd_elf_match_symbols_in_sections): Likewise.
	(elf_link_add_object_symbols): Don't bother testing for symbols
	using normal sections before calling bfd_section_from_elf_index.
	(elf_link_input_bfd, bfd_elf_final_link): Likewise.
	(bfd_elf_reloc_symbol_deleted_p): Likewise.
	* elfcode.h (elf_slurp_symbol_table): Likewise.
	* elf32-spu.c (get_sym_h): Likewise.
	* elf32-xtensa.c (get_elf_r_symndx_section): Likewise.
	* elf64-ppc.c (opd_entry_value, get_sym_h, ppc64_elf_edit_toc): Ditto.
	* elf64-sh64.c (sh_elf64_get_relocated_section_contents): Likewise.
*** empty log message ***
Combine read-only .eh_frame sections with read-write .eh_frame
sections.
include/elf/
	PR 5900
	* common.h (SHN_BAD): Delete.
	(SHN_LORESERVE .. SHN_HIRESERVE): Move to..
	* external.h: ..here.
	* internal.h (SHN_LORESERVE, SHN_HIRESERVE): Define.
	(SHN_LOPROC, SHN_HIPROC, SHN_LOOS, SHN_HIOS): Define.
	(SHN_ABS, SHN_COMMON, SHN_XINDEX, SHN_BAD): Define.
bfd/
	PR 5900
	* elf-bfd.h: Include elf/internal.h after elf/external.h.
	* elfcode.h (elf_swap_symbol_in): Map reserved shndx range.
	(elf_swap_symbol_out): Adjust SHN_XINDEX test.
	(elf_swap_ehdr_out): Mask SHN_LORESERVE and SHN_XINDEX to values
	seen in external structs.
	(valid_section_index_p): Delete.
	(elf_object_p): Don't increment section numbers over reserved range.
	Simplify test for valid sh_link, sh_info and e_shstrndx fields.
	(elf_write_shdrs_and_ehdr): Mask SHN_LORESERVE and SHN_XINDEX to values
	seen in external structs.  Don't increment section numbers over
	reserved range.
	* elf.c (bfd_elf_sym_name): Remove redundant tests on st_shndx.
	(bfd_section_from_shdr): Likewise.
	(group_signature): Range check before accessing elf_elfsections.
	(_bfd_elf_setup_sections): Likewise.
	(bfd_section_from_shdr): Likewise.
	(bfd_section_from_shdr): Don't increment section number over
	reserved sections.
	(assign_file_positions_for_non_load_sections): Likewise.
	(assign_file_positions_except_relocs): Likewise.
	(_bfd_elf_write_object_contents): Likewise.
	(assign_section_numbers): Likewise.  Adjust for changed SHN_*.
	(prep_headers): Delete unused variable.
	* elflink.c (bfd_elf_link_record_local_dynamic_symbol): Adjust
	for changed SHN_* values.
	(check_dynsym, elf_link_input_bfd): Likewise.
	(bfd_elf_final_link): Likewise.  Don't skip over reserved section
	range.
	(elf_fixup_link_order): Check that sh_link field is valid.
	* elf-hppa.h (elf_hppa_add_symbol_hook): Make "index" unsigned.
	* elf32-arm.c (elf32_arm_gc_mark_extra_sections): Range check before
	accesssing elf_elfsections.
	* elf32-avr.c (elf32_avr_size_stubs): Likewise.
	* elf32-hppa.c (elf32_hppa_size_stubs): Likewise.
	* elf32-m68hc1x.c (elf32_m68hc11_size_stubs): Likewise.
	* elf64-hppa.c (elf64_hppa_check_relocs): Adjust for changed
	SHN_* defines.  Test for SHN_BAD return from
	_bfd_elf_section_from_bfd_section
binutils/
	PR 5900
	* readelf.c (SECTION_HEADER_INDEX, SECTION_HEADER_NUM): Delete.
	Remove use throughout file.
	(SECTION_HEADER): Likewise.
	(dump_relocations): Don't adjust st_shndx for reserved range.
	(process_file_header): Mask SHN_XINDEX to values seen in external
	elf structs.  Simplify valid section index tests.
	(get_32bit_elf_symbols, get_64bit_elf_symbols): Mask SHN_XINDEX.
	Map reserved st_shndx to internal form.
	(process_section_groups): Test that group symbol st_shndx is in
	range, not just non-zero.  Delete reserved range check.
	(get_symbol_index_type): Mask "type" to 16 bits when printing PRC,
	OS or RSV.
gdb/
	PR 5900
	* elfread.c (elf_symtab_read): Make shndx an unsigned int.
	* mipsread.c: Include elf/internal.h.
	(read_alphacoff_dynamic_symtab): Map external reserved sym_shndx
	to internal range.
ld/testsuite/
	PR 5900
	* ld-elf/sec64k.exp: Update.
	From Jie Zhang <jie.zhang@analog.com>
	* elf32-bfin.c (struct bfinfdpic_relocs_info): Make got17m4,
	gothilo, fd, fdgot17m4, fdgothilo, fdgoff17m4, fdgoffhilo,
	gotoff, call and sym not bitfields.
	(bfinfdpic_gc_sweep_hook): New function; update the relocation
	information for the relocations of the section being removed.
	(bfinfdpic_check_relocs): Accumulate the number of relocations
	which set got17m4, gothilo, fd, fdgot17m4, fdgothilo, fdgoff17m4,
	fdgoffhilo, gotoff, call and sym fields.
	(elf_backend_gc_sweep_hook): Redefine for FD-PIC.
	* configure.ac (AC_CHECK_FUNCS): Add check for setsid.
	* config.in, configure: Regenerate.
	* fork-child.c (fork_inferior): Call create_tty_session.
	* inflow.c (new_tty): Set controlling terminal with TIOCSCTTY.
	(create_tty_session): New function.
	* terminal.h: Declare create_tty_session.
        * sol-thread.c: Replace use of TM_I386SOL2_H by an expression
        that is true only on x86-solaris and x86_64-solaris.
        * procfs.c: Likewise. Move procfs_find_LDT_entry up together
        with proc_get_LDT_entry.
	* thread.c (add_thread): Use printf_unfiltered to print.
Fix month number in brobecke's last entry.
daily update
	* config.sub, config.guess: Update from upstream sources.
*** empty log message ***
From Craig Silverstein: Implement --debug=files to track file opens,
and implement --verbose as a synonym.
bfd/
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
	* po/SRC-POTFILES.in: Regenerate.
bfd/doc/
	* Makefile.in: Regenerate.
binutils/
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
	* doc/Makefile.in: Regenerate.
	* configure: Regenerate.
gas/
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
	* configure: Regenerate.
gprof/
	* configure: Regenerate.
ld/
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
	* configure: Regenerate.
opcodes/
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
	* configure: Regenerate.
include/elf/
	* internal.h (Elf_Internal_Shdr): Change sh_link and sh_info from
	unsigned long to unsigned int.  Change sh_addralign to bfd_vma.
	Order struct as for external version.
bfd/
	* elf.c (_bfd_elf_make_section_from_shdr): Remove unnecessary cast.
	(_bfd_elf_assign_file_position_for_section): Simplify align.
	(_bfd_elf_init_reloc_shdr): Ensure shift expression wide enough
	for sh_addralign.
	(elf_fake_sections, swap_out_syms): Likewise.
	* elflink.c (bfd_elf_final_link): Likewise.
binutils/
	* readelf.c: Use %u throughout when printing sh_link or sh_info,
	%lu when printing sh_addralign.
	(process_version_sections): Use identical formats when printing
	all offset and sh_link fields.