> Sorry, I didn't realize you were talking about "-Wno-error" literally.
> This may break non-gcc compilers.  It would be better to come up with
> an $(INTERNAL_CFLAGS) variant that does not include -Werror in the first
> place, and use that instead in the memmem.o rule.  gdb/Makefile.in uses
> INTERNAL_WARN_CFLAGS for exactly that.  I suggest to do the same here.  Take
> a look at the monitor.o rule in gdb/Makefile.in.

Duh - rookie mistake :-(.

Here is a new version that separates the warning flags, -Werror flags
and the rest into 3 separate variables...

Retested on x86_64-linux.

-- 
Joel