rust/tests/mir-opt/const_prop/ref_deref.main.GVN.diff
2023-12-24 20:08:57 +00:00

30 lines
550 B
Diff

- // MIR for `main` before GVN
+ // MIR for `main` after GVN
fn main() -> () {
let mut _0: ();
let _1: i32;
let mut _2: &i32;
let _3: i32;
let mut _4: &i32;
scope 1 {
debug a => _1;
}
bb0: {
StorageLive(_1);
- StorageLive(_2);
+ nop;
_4 = const _;
_2 = &(*_4);
- _1 = (*_2);
- StorageDead(_2);
+ _1 = const 4_i32;
+ nop;
_0 = const ();
StorageDead(_1);
return;
}
}