[Bug c/67423] printf.h does not compile with O1 or above

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67423

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|FIXED                       |MOVED

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Reported as a glibc bug:
https://sourceware.org/bugzilla/show_bug.cgi?id=18907