[Bug target/58160] Power8 fusion support has a bug that shows up in running spec 2006

[meissner at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58160

--- Comment #2 from Michael Meissner <meissner at gcc dot gnu.org> ---
Created attachment 30659
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30659&action=edit
Proposed patch to fix problem