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

33 lines
2.1 KiB
Diff

- // MIR for `foo` before DestinationPropagation
+ // MIR for `foo` after DestinationPropagation
fn foo(_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 mut _2: u8; // in scope 0 at $DIR/copy_propagation_arg.rs:+2:9: +2:17
let mut _3: u8; // in scope 0 at $DIR/copy_propagation_arg.rs:+2:15: +2:16
bb0: {
- StorageLive(_2); // scope 0 at $DIR/copy_propagation_arg.rs:+2:9: +2:17
+ nop; // scope 0 at $DIR/copy_propagation_arg.rs:+2:9: +2:17
StorageLive(_3); // scope 0 at $DIR/copy_propagation_arg.rs:+2:15: +2:16
_3 = _1; // scope 0 at $DIR/copy_propagation_arg.rs:+2:15: +2:16
- _2 = dummy(move _3) -> bb1; // scope 0 at $DIR/copy_propagation_arg.rs:+2:9: +2:17
+ _1 = dummy(move _3) -> bb1; // scope 0 at $DIR/copy_propagation_arg.rs:+2:9: +2:17
// mir::Constant
// + span: $DIR/copy_propagation_arg.rs:12:9: 12:14
// + literal: Const { ty: fn(u8) -> u8 {dummy}, val: Value(<ZST>) }
}
bb1: {
StorageDead(_3); // scope 0 at $DIR/copy_propagation_arg.rs:+2:16: +2:17
- _1 = move _2; // scope 0 at $DIR/copy_propagation_arg.rs:+2:5: +2:17
- StorageDead(_2); // scope 0 at $DIR/copy_propagation_arg.rs:+2:16: +2:17
+ nop; // scope 0 at $DIR/copy_propagation_arg.rs:+2:5: +2:17
+ nop; // scope 0 at $DIR/copy_propagation_arg.rs:+2:16: +2:17
_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
}
}