Two modifications: 1. The addition of 2013 to the copyright year range for every file; 2. The use of a single year range, instead of potentially multiple year ranges, as approved by the FSF.
gdb/ChangeLog: Copyright year update in most files of the GDB Project.
Automatic update by copyright.sh.
Recognize missing DW_AT_location as <value optimized out>. * dwarf2read.c (new_symbol <DW_TAG_variable> <!DW_AT_location> <!DW_AT_external>): Call add_symbol_to_list. gdb/testsuite/ * gdb.dwarf2/dw2-noloc-main.c: New file. * gdb.dwarf2/dw2-noloc.S: New symbols matrix. (.text): Remove. (.data): New. (DW_AT_stmt_list, .debug_line, DW_AT_frame_base): Remove. (DW_AT_low_pc, DW_AT_high_pc): Reference `dw2-noloc-main.c'. (DW_TAG_subprogram func_cu1, noloc): Remove. (main): New. * gdb.dwarf2/dw2-noloc.exp: Use prepare_for_testing, compile also `dw2-noloc-main.c'. Test the new DIEs from `dw2-noloc.S'. (file_symbols): New procedure.