[Bug c++/63254] elfos.h missing space between literal and identifier.

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63254

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Created attachment 33492
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33492&action=edit
add spaces around macro

I was trying to test this fix but the machine I was using is unreachable.