[Bug rtl-optimization/47918] [4.6 regression] noreturn discovery broke non local gotos on m68k

[joseph at codesourcery dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47918

--- Comment #2 from joseph at codesourcery dot com <joseph at codesourcery dot com> 2011-02-28 20:28:27 UTC ---
On Mon, 28 Feb 2011, rguenth at gcc dot gnu.org wrote:

> Also y isn't really noreturn, is it?  Honza?  Shouldn't non-local gotos
> also prevent noreturn?

noreturn means a function does not return to its caller in the ordinary 
way; it says nothing about other control flow from that function 
(non-local gotos, longjmp, throwing exceptions).