2013-01-31 Aleksandar Ristovski <aristovski@qnx.com>

2013-01-31  Aleksandar Ristovski  <aristovski@qnx.com>

        * auto-load.c (auto_load_expand_dir_vars): Remove unused dir_vec.
        * ax-gdb.c (gen_printf): Remove unused expr, i, bot, fr, flen, fmt.
        * ax-general.c (ax_print): Remove unused is_float.
        * blockframe.c (block_innermost_frame): Remove unused start, end.
        * break-catch-sig.c (catch_signal_command): Remove unused gdbarch.

Reference: http://sourceware.org/ml/gdb-patches/2013-01/msg00752.html