rust/tests/mir-opt/copy-prop/move_arg.f.CopyProp.diff

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2023-01-15 09:30:09 -06:00
- // MIR for `f` before CopyProp
+ // MIR for `f` after CopyProp
fn f(_1: T) -> () {
debug a => _1; // in scope 0 at $DIR/move_arg.rs:+0:19: +0:20
let mut _0: (); // return place in scope 0 at $DIR/move_arg.rs:+0:25: +0:25
let _2: T; // in scope 0 at $DIR/move_arg.rs:+1:9: +1:10
let _3: (); // in scope 0 at $DIR/move_arg.rs:+2:5: +2:12
let mut _4: T; // in scope 0 at $DIR/move_arg.rs:+2:7: +2:8
let mut _5: T; // in scope 0 at $DIR/move_arg.rs:+2:10: +2:11
scope 1 {
- debug b => _2; // in scope 1 at $DIR/move_arg.rs:+1:9: +1:10
+ debug b => _1; // in scope 1 at $DIR/move_arg.rs:+1:9: +1:10
}
bb0: {
- StorageLive(_2); // scope 0 at $DIR/move_arg.rs:+1:9: +1:10
- _2 = _1; // scope 0 at $DIR/move_arg.rs:+1:13: +1:14
StorageLive(_3); // scope 1 at $DIR/move_arg.rs:+2:5: +2:12
- StorageLive(_4); // scope 1 at $DIR/move_arg.rs:+2:7: +2:8
- _4 = _1; // scope 1 at $DIR/move_arg.rs:+2:7: +2:8
- StorageLive(_5); // scope 1 at $DIR/move_arg.rs:+2:10: +2:11
- _5 = _2; // scope 1 at $DIR/move_arg.rs:+2:10: +2:11
- _3 = g::<T>(move _4, move _5) -> bb1; // scope 1 at $DIR/move_arg.rs:+2:5: +2:12
+ _3 = g::<T>(_1, _1) -> bb1; // scope 1 at $DIR/move_arg.rs:+2:5: +2:12
// mir::Constant
// + span: $DIR/move_arg.rs:7:5: 7:6
// + literal: Const { ty: fn(T, T) {g::<T>}, val: Value(<ZST>) }
}
bb1: {
- StorageDead(_5); // scope 1 at $DIR/move_arg.rs:+2:11: +2:12
- StorageDead(_4); // scope 1 at $DIR/move_arg.rs:+2:11: +2:12
StorageDead(_3); // scope 1 at $DIR/move_arg.rs:+2:12: +2:13
_0 = const (); // scope 0 at $DIR/move_arg.rs:+0:25: +3:2
- StorageDead(_2); // scope 0 at $DIR/move_arg.rs:+3:1: +3:2
return; // scope 0 at $DIR/move_arg.rs:+3:2: +3:2
}
}