rust/src/test/mir-opt/copy_propagation.test.CopyP...

26 lines
1.5 KiB
Diff

- // MIR for `test` before CopyPropagation
+ // MIR for `test` after CopyPropagation
fn test(_1: u32) -> u32 {
debug x => _1; // in scope 0 at $DIR/copy_propagation.rs:3:9: 3:10
let mut _0: u32; // return place in scope 0 at $DIR/copy_propagation.rs:3:20: 3:23
let _2: u32; // in scope 0 at $DIR/copy_propagation.rs:4:9: 4:10
scope 1 {
- debug y => _2; // in scope 1 at $DIR/copy_propagation.rs:4:9: 4:10
+ debug y => _1; // in scope 1 at $DIR/copy_propagation.rs:4:9: 4:10
}
bb0: {
- StorageLive(_2); // scope 0 at $DIR/copy_propagation.rs:4:9: 4:10
- _2 = _1; // scope 0 at $DIR/copy_propagation.rs:4:13: 4:14
- _0 = _2; // scope 1 at $DIR/copy_propagation.rs:5:5: 5:6
- StorageDead(_2); // scope 0 at $DIR/copy_propagation.rs:6:1: 6:2
+ nop; // scope 0 at $DIR/copy_propagation.rs:4:9: 4:10
+ nop; // scope 0 at $DIR/copy_propagation.rs:4:13: 4:14
+ _0 = _1; // scope 1 at $DIR/copy_propagation.rs:5:5: 5:6
+ nop; // scope 0 at $DIR/copy_propagation.rs:6:1: 6:2
return; // scope 0 at $DIR/copy_propagation.rs:6:2: 6:2
}
}