[Bug c/50975] Logical operators evaluated in wrong order if no side effects

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50975

--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-11-03 
08:26:33 UTC ---
But ... you can't tell the difference.  So this is a valid optimization.