[Bug tree-optimization/116835] phiprop will prop back into a loop

2024-09-25 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116835 --- Comment #4 from Andrew Pinski --- Phiprop use commit on the edge, maybe that could be improved/changed.

[Bug tree-optimization/116835] phiprop will prop back into a loop

2024-09-25 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116835 --- Comment #3 from Andrew Pinski --- Hmm, back to the drawing board on the patch for this one.

[Bug tree-optimization/116835] phiprop will prop back into a loop

2024-09-25 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116835 --- Comment #2 from Richard Biener --- The idea is that one of the load can simplify (go into SSA), sinking should later move the load back - but of course best would be to insert the load on the exit _edge_ here.

[Bug tree-optimization/116835] phiprop will prop back into a loop

2024-09-24 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116835 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|