[Bug target/84280] [6/7/8 Regression] Performance regression in g++-7 with Eigen for non-AVX2 CPUs

[glisse at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84280

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |5.5.0
            Summary|Performance regression in   |[6/7/8 Regression]
                   |g++-7 with Eigen for        |Performance regression in
                   |non-AVX2 CPUs               |g++-7 with Eigen for
                   |                            |non-AVX2 CPUs
      Known to fail|                            |6.4.0, 7.2.0

--- Comment #2 from Marc Glisse <glisse at gcc dot gnu.org> ---
The difference seems to be between gcc-5 and gcc-6.