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.
* dwarf2expr.c (read_uleb128): Cast intermediate result. (read_sleb128): Likewise. gdb/testsuite * gdb.dwarf2/clztest.exp: New file. * gdb.dwarf2/clztest.c: New file. * gdb.dwarf2/clztest.S: New file.