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
|
- // MIR for `f` before GVN
+ // MIR for `f` after GVN
fn f() -> u32 {
let mut _0: u32;
let _1: u32;
let mut _2: E;
let mut _3: &U;
let _4: U;
scope 1 {
debug i => _1;
}
scope 2 {
let mut _5: &U;
}
bb0: {
StorageLive(_2);
StorageLive(_3);
_5 = const f::promoted[0];
_3 = &(*_5);
_2 = ((*_3).1: E);
StorageLive(_1);
- _1 = ((_2 as A).1: u32);
+ _1 = const 0_u32;
StorageDead(_3);
StorageDead(_2);
- _0 = _1;
+ _0 = const 0_u32;
StorageDead(_1);
return;
}
}
|
