rust/tests/mir-opt/dest-prop/copy_propagation_arg.bar.DestinationPropagation.diff
2023-04-06 10:08:07 +01:00

33 lines
2.1 KiB
Diff

- // MIR for `bar` before DestinationPropagation
+ // MIR for `bar` after DestinationPropagation
fn bar(_1: u8) -> () {
debug x => _1; // in scope 0 at $DIR/copy_propagation_arg.rs:+0:8: +0:13
let mut _0: (); // return place in scope 0 at $DIR/copy_propagation_arg.rs:+0:19: +0:19
let _2: u8; // in scope 0 at $DIR/copy_propagation_arg.rs:+1:5: +1:13
let mut _3: u8; // in scope 0 at $DIR/copy_propagation_arg.rs:+1:11: +1:12
bb0: {
StorageLive(_2); // scope 0 at $DIR/copy_propagation_arg.rs:+1:5: +1:13
- StorageLive(_3); // scope 0 at $DIR/copy_propagation_arg.rs:+1:11: +1:12
- _3 = _1; // scope 0 at $DIR/copy_propagation_arg.rs:+1:11: +1:12
- _2 = dummy(move _3) -> bb1; // scope 0 at $DIR/copy_propagation_arg.rs:+1:5: +1:13
+ nop; // scope 0 at $DIR/copy_propagation_arg.rs:+1:11: +1:12
+ nop; // scope 0 at $DIR/copy_propagation_arg.rs:+1:11: +1:12
+ _2 = dummy(move _1) -> bb1; // scope 0 at $DIR/copy_propagation_arg.rs:+1:5: +1:13
// mir::Constant
// + span: $DIR/copy_propagation_arg.rs:17:5: 17:10
// + literal: Const { ty: fn(u8) -> u8 {dummy}, val: Value(<ZST>) }
}
bb1: {
- StorageDead(_3); // scope 0 at $DIR/copy_propagation_arg.rs:+1:12: +1:13
+ nop; // scope 0 at $DIR/copy_propagation_arg.rs:+1:12: +1:13
StorageDead(_2); // scope 0 at $DIR/copy_propagation_arg.rs:+1:13: +1:14
_1 = const 5_u8; // scope 0 at $DIR/copy_propagation_arg.rs:+2:5: +2:10
_0 = const (); // scope 0 at $DIR/copy_propagation_arg.rs:+0:19: +3:2
return; // scope 0 at $DIR/copy_propagation_arg.rs:+3:2: +3:2
}
}