[Bug tree-optimization/108357] [13 Regression] Dead Code Elimination Regression at -O2 since r13-4607-g2dc5d6b1e7ec88

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108357

--- Comment #17 from Richard Biener <rguenth at gcc dot gnu.org> ---
Isn't this the same issue as seen in another bug, most targets defining
TARGET_PROMOTE_PROTOTYPES to hook_bool_const_tree_true but loongarch not?
That will cause those conversions to be missed.