rust/src/test/mir-opt/const_prop/ref_deref.main.PromoteTemps...

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3.0 KiB
Diff

- // MIR for `main` before PromoteTemps
+ // MIR for `main` after PromoteTemps
fn main() -> () {
let mut _0: (); // return place in scope 0 at $DIR/ref_deref.rs:4:11: 4:11
let _1: i32; // in scope 0 at $DIR/ref_deref.rs:5:5: 5:10
let mut _2: &i32; // in scope 0 at $DIR/ref_deref.rs:5:6: 5:10
let _3: i32; // in scope 0 at $DIR/ref_deref.rs:5:8: 5:9
+ let mut _4: &i32; // in scope 0 at $DIR/ref_deref.rs:5:6: 5:10
bb0: {
StorageLive(_1); // scope 0 at $DIR/ref_deref.rs:5:5: 5:10
StorageLive(_2); // scope 0 at $DIR/ref_deref.rs:5:6: 5:10
- StorageLive(_3); // scope 0 at $DIR/ref_deref.rs:5:8: 5:9
- _3 = const 4_i32; // scope 0 at $DIR/ref_deref.rs:5:8: 5:9
+ _4 = const main::promoted[0]; // scope 0 at $DIR/ref_deref.rs:5:6: 5:10
// ty::Const
- // + ty: i32
- // + val: Value(Scalar(0x00000004))
+ // + ty: &i32
+ // + val: Unevaluated(WithOptConstParam { did: DefId(0:3 ~ ref_deref[317d]::main[0]), const_param_did: None }, [], Some(promoted[0]))
// mir::Constant
- // + span: $DIR/ref_deref.rs:5:8: 5:9
- // + literal: Const { ty: i32, val: Value(Scalar(0x00000004)) }
- _2 = &_3; // scope 0 at $DIR/ref_deref.rs:5:6: 5:10
+ // + span: $DIR/ref_deref.rs:5:6: 5:10
+ // + literal: Const { ty: &i32, val: Unevaluated(WithOptConstParam { did: DefId(0:3 ~ ref_deref[317d]::main[0]), const_param_did: None }, [], Some(promoted[0])) }
+ _2 = &(*_4); // scope 0 at $DIR/ref_deref.rs:5:6: 5:10
_1 = (*_2); // scope 0 at $DIR/ref_deref.rs:5:5: 5:10
- StorageDead(_3); // scope 0 at $DIR/ref_deref.rs:5:10: 5:11
StorageDead(_2); // scope 0 at $DIR/ref_deref.rs:5:10: 5:11
StorageDead(_1); // scope 0 at $DIR/ref_deref.rs:5:10: 5:11
_0 = const (); // scope 0 at $DIR/ref_deref.rs:4:11: 6:2
// ty::Const
// + ty: ()
// + val: Value(Scalar(<ZST>))
// mir::Constant
// + span: $DIR/ref_deref.rs:4:11: 6:2
// + literal: Const { ty: (), val: Value(Scalar(<ZST>)) }
return; // scope 0 at $DIR/ref_deref.rs:6:2: 6:2
}
}