Fix handling of LoongArch target features not supported by LLVM 19#140460

Merged

bors merged 3 commits intorust-lang:masterfrom

heiher:issue-140455

May 2, 2025

Commits on Apr 29, 2025

Filter out LoongArch features not supported by the current LLVM version
heiher
committed
Add comment to remind filtering unsupported features when adding new ones
heiher
committed

Commits on May 1, 2025

Remove redundant min-llvm-version annotations for LoongArch tests
heiher
committed