1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
- // MIR for `main` before Derefer
+ // MIR for `main` after Derefer
fn main() -> () {
let mut _0: (); // return place in scope 0 at $DIR/derefer_complex_case.rs:+0:11: +0:11
let mut _1: std::slice::Iter<'_, i32>; // in scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
let mut _2: &[i32; 2]; // in scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
let _3: [i32; 2]; // in scope 0 at $DIR/derefer_complex_case.rs:+1:18: +1:26
let mut _4: std::slice::Iter<'_, i32>; // in scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
let mut _5: (); // in scope 0 at $DIR/derefer_complex_case.rs:+0:1: +2:2
let _6: (); // in scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
let mut _7: std::option::Option<&i32>; // in scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
let mut _8: &mut std::slice::Iter<'_, i32>; // in scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
let mut _9: &mut std::slice::Iter<'_, i32>; // in scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
let mut _10: isize; // in scope 0 at $DIR/derefer_complex_case.rs:+1:5: +1:40
let mut _11: !; // in scope 0 at $DIR/derefer_complex_case.rs:+1:5: +1:40
let mut _13: i32; // in scope 0 at $DIR/derefer_complex_case.rs:+1:34: +1:37
let mut _14: &[i32; 2]; // in scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
+ let mut _15: &i32; // in scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
scope 1 {
debug iter => _4; // in scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
let _12: i32; // in scope 1 at $DIR/derefer_complex_case.rs:+1:10: +1:13
scope 2 {
debug foo => _12; // in scope 2 at $DIR/derefer_complex_case.rs:+1:10: +1:13
}
}
bb0: {
StorageLive(_1); // scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
StorageLive(_2); // scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
_14 = const _; // scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
// mir::Constant
// + span: $DIR/derefer_complex_case.rs:6:17: 6:26
// + literal: Const { ty: &[i32; 2], val: Unevaluated(main, [], Some(promoted[0])) }
_2 = &(*_14); // scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
_1 = <&[i32; 2] as IntoIterator>::into_iter(move _2) -> bb1; // scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
// mir::Constant
// + span: $DIR/derefer_complex_case.rs:6:17: 6:26
// + literal: Const { ty: fn(&[i32; 2]) -> <&[i32; 2] as IntoIterator>::IntoIter {<&[i32; 2] as IntoIterator>::into_iter}, val: Value(<ZST>) }
}
bb1: {
StorageDead(_2); // scope 0 at $DIR/derefer_complex_case.rs:+1:25: +1:26
StorageLive(_4); // scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
_4 = move _1; // scope 0 at $DIR/derefer_complex_case.rs:+1:17: +1:26
goto -> bb2; // scope 1 at $DIR/derefer_complex_case.rs:+1:5: +1:40
}
bb2: {
StorageLive(_6); // scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
StorageLive(_7); // scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
StorageLive(_8); // scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
StorageLive(_9); // scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
_9 = &mut _4; // scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
_8 = &mut (*_9); // scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
_7 = <std::slice::Iter<'_, i32> as Iterator>::next(move _8) -> bb3; // scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
// mir::Constant
// + span: $DIR/derefer_complex_case.rs:6:17: 6:26
// + literal: Const { ty: for<'a> fn(&'a mut std::slice::Iter<'_, i32>) -> Option<<std::slice::Iter<'_, i32> as Iterator>::Item> {<std::slice::Iter<'_, i32> as Iterator>::next}, val: Value(<ZST>) }
}
bb3: {
StorageDead(_8); // scope 1 at $DIR/derefer_complex_case.rs:+1:25: +1:26
_10 = discriminant(_7); // scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
switchInt(move _10) -> [0_isize: bb6, 1_isize: bb4, otherwise: bb5]; // scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
}
bb4: {
StorageLive(_12); // scope 1 at $DIR/derefer_complex_case.rs:+1:10: +1:13
- _12 = (*((_7 as Some).0: &i32)); // scope 1 at $DIR/derefer_complex_case.rs:+1:10: +1:13
+ _15 = deref_copy ((_7 as Some).0: &i32); // scope 1 at $DIR/derefer_complex_case.rs:+1:10: +1:13
+ _12 = (*_15); // scope 1 at $DIR/derefer_complex_case.rs:+1:10: +1:13
StorageLive(_13); // scope 2 at $DIR/derefer_complex_case.rs:+1:34: +1:37
_13 = _12; // scope 2 at $DIR/derefer_complex_case.rs:+1:34: +1:37
_6 = std::mem::drop::<i32>(move _13) -> bb7; // scope 2 at $DIR/derefer_complex_case.rs:+1:29: +1:38
// mir::Constant
// + span: $DIR/derefer_complex_case.rs:6:29: 6:33
// + literal: Const { ty: fn(i32) {std::mem::drop::<i32>}, val: Value(<ZST>) }
}
bb5: {
unreachable; // scope 1 at $DIR/derefer_complex_case.rs:+1:17: +1:26
}
bb6: {
_0 = const (); // scope 1 at $DIR/derefer_complex_case.rs:+1:5: +1:40
StorageDead(_9); // scope 1 at $DIR/derefer_complex_case.rs:+1:39: +1:40
StorageDead(_7); // scope 1 at $DIR/derefer_complex_case.rs:+1:39: +1:40
StorageDead(_6); // scope 1 at $DIR/derefer_complex_case.rs:+1:39: +1:40
StorageDead(_4); // scope 0 at $DIR/derefer_complex_case.rs:+1:39: +1:40
StorageDead(_1); // scope 0 at $DIR/derefer_complex_case.rs:+1:39: +1:40
return; // scope 0 at $DIR/derefer_complex_case.rs:+2:2: +2:2
}
bb7: {
StorageDead(_13); // scope 2 at $DIR/derefer_complex_case.rs:+1:37: +1:38
StorageDead(_12); // scope 1 at $DIR/derefer_complex_case.rs:+1:39: +1:40
StorageDead(_9); // scope 1 at $DIR/derefer_complex_case.rs:+1:39: +1:40
StorageDead(_7); // scope 1 at $DIR/derefer_complex_case.rs:+1:39: +1:40
StorageDead(_6); // scope 1 at $DIR/derefer_complex_case.rs:+1:39: +1:40
_5 = const (); // scope 1 at $DIR/derefer_complex_case.rs:+1:5: +1:40
goto -> bb2; // scope 1 at $DIR/derefer_complex_case.rs:+1:5: +1:40
}
}
|
