[PATCH/BUGFIX] GDB needs long PE section names enabled.

[Dave Korn]

Dave Korn wrote:

>   Tested that this patch works on i686-pc-cygwin both by looking at the
> section names with objdump and by debugging a linked exe with gdb and
> observing whether or not it reported debug info present - see attached.  Now
> running crossbuilds and regtests from i686-pc-linux-gnu to {arm-epoc-pe,
> arm-wince-pe, i386-pc-netbsdpe, i386-pc-pe, i586-pc-interix,
> i586-unknown-beospe, i686-pc-cygwin, i686-pc-mingw32, mcore-unknown-pe,
> powerpcle-unknown-pe, sh-unknown-pe, thumb-epoc-pe, x86_64-pc-freebsd,
> x86_64-pc-linux-gnu, x86_64-pc-mingw32}.

  All passed, no regressions.

    cheers,
      DaveK