llvm-project

5f3462d9 - [clang] builtins for atomicrmw fminmax/_num (#187139)

[clang] builtins for atomicrmw fminmax/_num (#187139) Adds compiler builtins for `atomicrmw`: `fminimum`, `fmaximum`, `fminimum_num`, `fmaximum_num`. These will be used by the corresponding libc++ atomic apis (see #186716).