[Bug target/56165] Missed optimization for 'noreturn' functions

[akobets at mail dot ru]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56165

--- Comment #16 from Alexander Kobets <akobets at mail dot ru> 2013-02-03 22:02:06 UTC ---
(In reply to comment #15)
> But no error is printed when I use -mpreferred-stack-boundary=4 on 64-bit CPU.
> Only when defined 0, then printed:
> error: -mpreferred-stack-boundary=0 is not between 4 and 12
> while 4 is realy not worked.

Sorry, I cont this parameter in bytes, while it is power of 2. Now all clear to
me.