rust/tests/mir-opt/lower_array_len.array_len_raw.NormalizeArrayLen.diff
2023-01-29 21:19:02 +00:00

51 lines
3.3 KiB
Diff

- // MIR for `array_len_raw` before NormalizeArrayLen
+ // MIR for `array_len_raw` after NormalizeArrayLen
fn array_len_raw(_1: [u8; N]) -> usize {
debug arr => _1; // in scope 0 at $DIR/lower_array_len.rs:+0:38: +0:41
let mut _0: usize; // return place in scope 0 at $DIR/lower_array_len.rs:+0:55: +0:60
let _2: &[u8]; // in scope 0 at $DIR/lower_array_len.rs:+1:9: +1:12
let mut _3: &[u8; N]; // in scope 0 at $DIR/lower_array_len.rs:+1:21: +1:25
let _4: &[u8; N]; // in scope 0 at $DIR/lower_array_len.rs:+1:21: +1:25
let mut _6: &[u8]; // in scope 0 at $DIR/lower_array_len.rs:+3:5: +3:27
let _7: &[u8]; // in scope 0 at $DIR/lower_array_len.rs:+3:14: +3:19
scope 1 {
debug arr => _2; // in scope 1 at $DIR/lower_array_len.rs:+1:9: +1:12
let _5: *const [u8]; // in scope 1 at $DIR/lower_array_len.rs:+2:9: +2:12
scope 2 {
debug arr => _5; // in scope 2 at $DIR/lower_array_len.rs:+2:9: +2:12
scope 3 {
}
}
}
bb0: {
StorageLive(_2); // scope 0 at $DIR/lower_array_len.rs:+1:9: +1:12
StorageLive(_3); // scope 0 at $DIR/lower_array_len.rs:+1:21: +1:25
StorageLive(_4); // scope 0 at $DIR/lower_array_len.rs:+1:21: +1:25
_4 = &_1; // scope 0 at $DIR/lower_array_len.rs:+1:21: +1:25
_3 = &(*_4); // scope 0 at $DIR/lower_array_len.rs:+1:21: +1:25
_2 = move _3 as &[u8] (Pointer(Unsize)); // scope 0 at $DIR/lower_array_len.rs:+1:21: +1:25
StorageDead(_3); // scope 0 at $DIR/lower_array_len.rs:+1:24: +1:25
StorageDead(_4); // scope 0 at $DIR/lower_array_len.rs:+1:25: +1:26
StorageLive(_5); // scope 1 at $DIR/lower_array_len.rs:+2:9: +2:12
_5 = &raw const (*_2); // scope 1 at $SRC_DIR/core/src/ptr/mod.rs:LL:COL
StorageLive(_6); // scope 2 at $DIR/lower_array_len.rs:+3:5: +3:27
StorageLive(_7); // scope 2 at $DIR/lower_array_len.rs:+3:14: +3:19
_7 = &(*_5); // scope 3 at $DIR/lower_array_len.rs:+3:14: +3:19
_6 = &(*_7); // scope 2 at $DIR/lower_array_len.rs:+3:5: +3:27
- _0 = Len((*_6)); // scope 2 at $DIR/lower_array_len.rs:+3:5: +3:27
+ _0 = const N; // scope 2 at $DIR/lower_array_len.rs:+3:5: +3:27
goto -> bb1; // scope 2 at $DIR/lower_array_len.rs:+3:5: +3:27
}
bb1: {
StorageDead(_6); // scope 2 at $DIR/lower_array_len.rs:+3:26: +3:27
StorageDead(_5); // scope 1 at $DIR/lower_array_len.rs:+4:1: +4:2
StorageDead(_2); // scope 0 at $DIR/lower_array_len.rs:+4:1: +4:2
StorageDead(_7); // scope 0 at $DIR/lower_array_len.rs:+4:1: +4:2
return; // scope 0 at $DIR/lower_array_len.rs:+4:2: +4:2
}
}