// MIR for `array_len_by_value` after PreCodegen fn array_len_by_value(_1: [u8; N]) -> usize { debug arr => _1; // in scope 0 at $DIR/lower_array_len_e2e.rs:+0:43: +0:46 let mut _0: usize; // return place in scope 0 at $DIR/lower_array_len_e2e.rs:+0:60: +0:65 bb0: { _0 = const N; // scope 0 at $DIR/lower_array_len_e2e.rs:+1:5: +1:14 return; // scope 0 at $DIR/lower_array_len_e2e.rs:+2:2: +2:2 } }