[Bug rtl-optimization/88730] [8 Regression] gcc generates wrong debug information at -Og

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88730

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
      Known to work|                            |7.3.1, 9.0
            Version|unknown                     |8.2.1
   Last reconfirmed|                            |2019-01-07
          Component|debug                       |rtl-optimization
                 CC|                            |aoliva at gcc dot gnu.org
     Ever confirmed|0                           |1
            Summary|gcc generates wrong debug   |[8 Regression] gcc
                   |information at -Og          |generates wrong debug
                   |                            |information at -Og
   Target Milestone|---                         |8.3
      Known to fail|                            |8.2.1

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
again RTL issue.  With GCC 7 we get <optimized out> for j, so do we for GCC 9.
But the underlying issue might be latent.