rust/tests/mir-opt/lower_array_len.array_bound.NormalizeArrayLen.diff
2023-01-11 09:32:08 +00:00

69 lines
4.5 KiB
Diff

- // MIR for `array_bound` before NormalizeArrayLen
+ // MIR for `array_bound` after NormalizeArrayLen
fn array_bound(_1: usize, _2: &[u8; N]) -> u8 {
debug index => _1; // in scope 0 at $DIR/lower_array_len.rs:+0:36: +0:41
debug slice => _2; // in scope 0 at $DIR/lower_array_len.rs:+0:50: +0:55
let mut _0: u8; // return place in scope 0 at $DIR/lower_array_len.rs:+0:70: +0:72
let mut _3: bool; // in scope 0 at $DIR/lower_array_len.rs:+1:8: +1:27
let mut _4: usize; // in scope 0 at $DIR/lower_array_len.rs:+1:8: +1:13
let mut _5: usize; // in scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
let mut _6: &[u8]; // in scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
let mut _7: &[u8; N]; // in scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
let _8: usize; // in scope 0 at $DIR/lower_array_len.rs:+2:15: +2:20
let mut _9: usize; // in scope 0 at $DIR/lower_array_len.rs:+2:9: +2:21
let mut _10: bool; // in scope 0 at $DIR/lower_array_len.rs:+2:9: +2:21
+ let mut _11: &[u8; N]; // in scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
bb0: {
StorageLive(_3); // scope 0 at $DIR/lower_array_len.rs:+1:8: +1:27
StorageLive(_4); // scope 0 at $DIR/lower_array_len.rs:+1:8: +1:13
_4 = _1; // scope 0 at $DIR/lower_array_len.rs:+1:8: +1:13
StorageLive(_5); // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
StorageLive(_6); // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
StorageLive(_7); // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
_7 = &(*_2); // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
+ StorageLive(_11); // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
+ _11 = _7; // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
_6 = move _7 as &[u8] (Pointer(Unsize)); // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
StorageDead(_7); // scope 0 at $DIR/lower_array_len.rs:+1:20: +1:21
- _5 = Len((*_6)); // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
+ _5 = Len((*_11)); // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
+ StorageDead(_11); // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
goto -> bb1; // scope 0 at $DIR/lower_array_len.rs:+1:16: +1:27
}
bb1: {
StorageDead(_6); // scope 0 at $DIR/lower_array_len.rs:+1:26: +1:27
_3 = Lt(move _4, move _5); // scope 0 at $DIR/lower_array_len.rs:+1:8: +1:27
StorageDead(_5); // scope 0 at $DIR/lower_array_len.rs:+1:26: +1:27
StorageDead(_4); // scope 0 at $DIR/lower_array_len.rs:+1:26: +1:27
switchInt(move _3) -> [0: bb4, otherwise: bb2]; // scope 0 at $DIR/lower_array_len.rs:+1:8: +1:27
}
bb2: {
StorageLive(_8); // scope 0 at $DIR/lower_array_len.rs:+2:15: +2:20
_8 = _1; // scope 0 at $DIR/lower_array_len.rs:+2:15: +2:20
_9 = Len((*_2)); // scope 0 at $DIR/lower_array_len.rs:+2:9: +2:21
_10 = Lt(_8, _9); // scope 0 at $DIR/lower_array_len.rs:+2:9: +2:21
assert(move _10, "index out of bounds: the length is {} but the index is {}", move _9, _8) -> bb3; // scope 0 at $DIR/lower_array_len.rs:+2:9: +2:21
}
bb3: {
_0 = (*_2)[_8]; // scope 0 at $DIR/lower_array_len.rs:+2:9: +2:21
StorageDead(_8); // scope 0 at $DIR/lower_array_len.rs:+3:5: +3:6
goto -> bb5; // scope 0 at $DIR/lower_array_len.rs:+1:5: +5:6
}
bb4: {
_0 = const 42_u8; // scope 0 at $DIR/lower_array_len.rs:+4:9: +4:11
goto -> bb5; // scope 0 at $DIR/lower_array_len.rs:+1:5: +5:6
}
bb5: {
StorageDead(_3); // scope 0 at $DIR/lower_array_len.rs:+5:5: +5:6
return; // scope 0 at $DIR/lower_array_len.rs:+6:2: +6:2
}
}