[Bug tree-optimization/116409] [15 Regression] Recent phiopt change causing ICE on riscv64

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116409

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |15.0
             Status|UNCONFIRMED                 |ASSIGNED
     Ever confirmed|0                           |1
           Keywords|                            |ice-on-valid-code
           Assignee|unassigned at gcc dot gnu.org      |pinskia at gcc dot 
gnu.org
   Last reconfirmed|                            |2024-08-19

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Let me look. Note the testcase itself is undefined due to the undefined use of
fma but I suspect using a different function will still cause the issue. The
issue is sqrt here.