[Bug tree-optimization/18694] [4.0 regression] loop miscompilation at -O1 (-ftree-ch)

[law at redhat dot com]

------- Additional Comments From law at redhat dot com  2004-12-10 19:44 -------
Subject: Re:  [4.0 regression] loop
	miscompilation at -O1 (-ftree-ch)

On Fri, 2004-12-10 at 19:08 +0000, kazu at cs dot umass dot edu wrote:

> By the way, I am now wondering how many times we succeed in threading
> a back edge.
I just put in some instrumentation.  It happens relatively often.

jeff





-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18694