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 `main` before GVN
+ // MIR for `main` after GVN
fn main() -> () {
let mut _0: ();
let _1: u32;
let _2: ();
let mut _3: u32;
scope 1 {
debug x => _1;
}
bb0: {
- StorageLive(_1);
+ nop;
_1 = const 1_u32;
StorageLive(_2);
StorageLive(_3);
- _3 = _1;
- _2 = consume(move _3) -> [return: bb1, unwind unreachable];
+ _3 = const 1_u32;
+ _2 = consume(const 1_u32) -> [return: bb1, unwind unreachable];
}
bb1: {
StorageDead(_3);
StorageDead(_2);
_0 = const ();
- StorageDead(_1);
+ nop;
return;
}
}
|
