tests/mir-opt/lower_array_len.array_len_by_value.NormalizeArrayLen.diff

   1 - // MIR for `array_len_by_value` before NormalizeArrayLen
   2 + // MIR for `array_len_by_value` after NormalizeArrayLen
   3
   4   fn array_len_by_value(_1: [u8; N]) -> usize {
   5       debug arr => _1;                     // in scope 0 at $DIR/lower_array_len.rs:+0:43: +0:46
   6       let mut _0: usize;                   // return place in scope 0 at $DIR/lower_array_len.rs:+0:60: +0:65
   7       let mut _2: &[u8];                   // in scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
   8       let mut _3: &[u8; N];                // in scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
   9 +     let mut _4: &[u8; N];                // in scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  10
  11       bb0: {
  12           StorageLive(_2);                 // scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  13           StorageLive(_3);                 // scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  14           _3 = &_1;                        // scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  15 +         StorageLive(_4);                 // scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  16 +         _4 = _3;                         // scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  17           _2 = move _3 as &[u8] (Pointer(Unsize)); // scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  18           StorageDead(_3);                 // scope 0 at $DIR/lower_array_len.rs:+1:7: +1:8
  19 -         _0 = Len((*_2));                 // scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  20 +         _0 = Len((*_4));                 // scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  21 +         StorageDead(_4);                 // scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  22           goto -> bb1;                     // scope 0 at $DIR/lower_array_len.rs:+1:5: +1:14
  23       }
  24
  25       bb1: {
  26           StorageDead(_2);                 // scope 0 at $DIR/lower_array_len.rs:+1:13: +1:14
  27           return;                          // scope 0 at $DIR/lower_array_len.rs:+2:2: +2:2
  28       }
  29   }
  30