[Bug libstdc++/108305] FAIL: 27_io/basic_ofstream/open/char/noreplace.cc execution test

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108305

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
But then wouldn't using "x" with fopen fail, return NULL, and set errno to
EINVAL?

It shouldn't just ignore the "x".