- // MIR for `array_len_by_value` before SimplifyLocals + // MIR for `array_len_by_value` after SimplifyLocals fn array_len_by_value(_1: [u8; N]) -> usize { debug arr => _1; // in scope 0 at $DIR/lower_array_len.rs:37:43: 37:46 let mut _0: usize; // return place in scope 0 at $DIR/lower_array_len.rs:37:60: 37:65 - let mut _2: &[u8]; // in scope 0 at $DIR/lower_array_len.rs:38:5: 38:14 - let mut _3: &[u8; N]; // in scope 0 at $DIR/lower_array_len.rs:38:5: 38:14 - let mut _4: &[u8; N]; // in scope 0 at $DIR/lower_array_len.rs:38:5: 38:14 bb0: { - StorageLive(_2); // scope 0 at $DIR/lower_array_len.rs:38:5: 38:14 - StorageLive(_3); // scope 0 at $DIR/lower_array_len.rs:38:5: 38:14 - StorageLive(_4); // scope 0 at $DIR/lower_array_len.rs:38:5: 38:14 - StorageDead(_3); // scope 0 at $DIR/lower_array_len.rs:38:7: 38:8 _0 = const N; // scope 0 at $DIR/lower_array_len.rs:38:5: 38:14 - StorageDead(_4); // scope 0 at $DIR/lower_array_len.rs:38:5: 38:14 - StorageDead(_2); // scope 0 at $DIR/lower_array_len.rs:38:13: 38:14 return; // scope 0 at $DIR/lower_array_len.rs:39:2: 39:2 } }