[PATCH] Fix bug in fixed-point handling

[Tom Tromey]

>>>>> "Tom" == Tom Tromey via Gdb-patches <gdb-patches@sourceware.org> writes:

Tom> Alexandre Oliva found a bug in gdb's handling of fixed-point -- a
Tom> certain Ada fixed-point type would be misintepreted.  The bug was that
Tom> the DW_AT_small looked like:

Tom>  <1><13cd>: Abbrev Number: 16 (DW_TAG_constant)
Tom>     <13ce>   DW_AT_GNU_numerator: 1
Tom>     <13cf>   DW_AT_GNU_denominator: 0x8000000000000000

Tom> ... but gdb interpreted the denominator as a negative value.

I'm checking this in.

Tom