[Bug rtl-optimization/33928] [4.3/4.4/4.5/4.6/4.7 Regression] 30% performance slowdown in floating-point code caused by r118475

[lucier at math dot purdue.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33928

--- Comment #122 from lucier at math dot purdue.edu 2011-04-02 17:05:10 UTC ---
Just to be clear, the command to do the test is

gsi/gsi -e '(define a (expt 3 100000000))(set! *bench-bignum-fft* #t)(define b
(* a a))'