[Bug regression/47037] 465.tonto Segmentation Fault in memset with -fcaller-saves (default at -O2 or higher)

[changpeng.fang at amd dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47037

--- Comment #4 from Changpeng Fang <changpeng.fang at amd dot com> 2010-12-23 
18:08:44 UTC ---
(In reply to comment #2)
> Can you supply a simplified test case?
> 

The difficulty is that the bug only shows up on a new AMD system (bobcat). The
compiled binary on bobcat can run correctly on other systems.