[Bug tree-optimization/50031] Sphinx3 has a 10% regression going from GCC 4.5 to GCC 4.6 on powerpc

[meissner at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50031

--- Comment #1 from Michael Meissner <meissner at gcc dot gnu.org> 2011-08-09 
17:38:23 UTC ---
Created attachment 24965
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24965
Patch to avoid the problem by optionally disabling vector 32-bit to 64-bit
conversions.