[Bug tree-optimization/102943] [12 Regression] VRP threader compile-time hog with 521.wrf_r

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102943

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
The biggest LTRANS unit (36) also shows this:

 df reaching defs                   :  56.27 (  6%)   0.30 (  9%)  57.56 (  6%)
    0  (  0%)
 df live regs                       : 101.65 ( 10%)   0.19 (  6%) 103.05 ( 10%)
    0  (  0%)
 df live&initialized regs           : 108.24 ( 11%)   0.12 (  4%) 109.43 ( 11%)
    0  (  0%)
...
 tree VRP threader                  : 237.97 ( 24%)   0.11 (  3%) 243.81 ( 24%)
   60M (  2%)
...
 TOTAL                              : 976.77          3.27        996.18       
 2618M