[Bug target/50182] Performance degradation from gcc 4.1 (x86_64)

[xinliangli at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50182

--- Comment #25 from davidxl <xinliangli at gmail dot com> 2011-10-24 23:02:14 UTC ---
Created attachment 25600
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25600
test case for 47



Note that with gcc46, the result is even slower -- it has the RAT stall problem
which is fixed in 47.


David