[Bug tree-optimization/102893] [9/10/11 Regression] CDDCE does not detect empty infinite nested loops

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102893

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2
      Known to work|                            |12.0
            Summary|[9/10/11/12 Regression]     |[9/10/11 Regression] CDDCE
                   |CDDCE does not detect empty |does not detect empty
                   |infinite nested loops       |infinite nested loops

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Not sure if worth backporting.