[Bug target/67032] [4.9/5/6 Regression] Geode optimizations incorrectly return -NaN

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67032

Uroš Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |wrong-code
   Target Milestone|---                         |4.9.4
            Summary|Geode optimizations         |[4.9/5/6 Regression] Geode
                   |incorrectly return -NaN     |optimizations incorrectly
                   |                            |return -NaN
      Known to fail|                            |6.0

--- Comment #9 from Uroš Bizjak <ubizjak at gmail dot com> ---
gcc-4.8 does not generate MMX registers, which makes this PR a 4.9+ regression.