[Bug target/84172] option "-O3" create slower code

[glisse at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172

Marc Glisse <glisse at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |7.2.0
      Known to fail|                            |5.5.0, 6.4.0

--- Comment #8 from Marc Glisse <glisse at gcc dot gnu.org> ---
As far as I can tell, this is already fixed in gcc-7.