* dwarf2read.c (dwarf_str_buffer): New.

	* dwarf2read.c (dwarf_str_buffer): New.
	(struct dwarf2_pinfo): Add dwarf_str_buffer and dwarf_str_size.
	(DWARF_STR_BUFFER, DWARF_STR_SIZE): Define.
	(dwarf2_has_info): Clear dwarf_str_offset.
	(dwarf2_build_psymtabs): Read .debug_str section if present.
	(dwarf2_build_psymtabs_hard): Save DWARF_STR_BUFFER and
	DWARF_STR_SIZE.
	(psymtab_to_symtab_1): Restore DWARF_STR_BUFFER and DWARF_STR_SIZE.
	(read_attribute): Handle DW_FORM_strp.
	(read_n_bytes, read_string): Remove HOST_CHAR_BIT != 8
	handling code.
	(read_indirect_string): New.
	(dump_die): Handle DW_FORM_strp.