@item -Wpointer-sign
This helps make sure @value{GDBN} code uses @code{gdb_byte} which is
really @code{unsigned char} for raw bytes instead of @code{char},
-whose signness is host-dependent. @sc{gcc} enables this with
+whose signedness is host-dependent. @sc{gcc} enables this with
@code{-Wall} since version 4.0. We enable it explicitly too to be
decoupled from future @sc{gcc} (or other compiler)'s defaults.