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
|
// MIR for `range_iter_next` after PreCodegen
fn range_iter_next(_1: &mut std::ops::Range<u32>) -> Option<u32> {
debug it => _1;
let mut _0: std::option::Option<u32>;
scope 1 (inlined iter::range::<impl Iterator for std::ops::Range<u32>>::next) {
scope 2 (inlined <std::ops::Range<u32> as iter::range::RangeIteratorImpl>::spec_next) {
let mut _4: bool;
let _5: u32;
let mut _6: u32;
scope 3 {
}
scope 4 (inlined std::cmp::impls::<impl PartialOrd for u32>::lt) {
let mut _2: u32;
let mut _3: u32;
}
}
}
bb0: {
StorageLive(_5);
StorageLive(_4);
StorageLive(_2);
_2 = copy ((*_1).0: u32);
StorageLive(_3);
_3 = copy ((*_1).1: u32);
_4 = Lt(move _2, move _3);
StorageDead(_3);
StorageDead(_2);
switchInt(move _4) -> [0: bb1, otherwise: bb2];
}
bb1: {
_0 = const Option::<u32>::None;
goto -> bb4;
}
bb2: {
_5 = copy ((*_1).0: u32);
StorageLive(_6);
_6 = <u32 as Step>::forward_unchecked(copy _5, const 1_usize) -> [return: bb3, unwind continue];
}
bb3: {
((*_1).0: u32) = move _6;
StorageDead(_6);
_0 = Option::<u32>::Some(copy _5);
goto -> bb4;
}
bb4: {
StorageDead(_4);
StorageDead(_5);
return;
}
}
ALLOC0 (size: 8, align: 4) {
00 00 00 00 __ __ __ __ │ ....░░░░
}
|
