[Bug c/69319] Suspect compiler bug

[freddy77 at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69319

--- Comment #4 from Frediano Ziglio <freddy77 at gmail dot com> ---
-O0, -O1 or -fno-strict-aliasing all works.

But I don't understand how gcc can generate such code.
What am I missing?