[Bug target/116999] Fold SVE whilelt/le comparisons with max int value to ptrue

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116999

--- Comment #1 from ktkachov at gcc dot gnu.org ---
This is inspired by the LLVM PR
https://github.com/llvm/llvm-project/pull/111183