unsafe extern "C-unwind" fn XLENGTH_unchecked(x: SEXP) -> R_xlen_tExpand description
Get the length of a SEXP as R_xlen_t (supports long vectors).
ALTREP-aware: will call ALTREP Length method if needed.
Unchecked FFI binding for XLENGTH.
Generated from source location line 2265, column 8.
Generated from source file miniextendr-api/src/ffi.rs.