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|
- // MIR for `remove_storage_dead` before GVN
+ // MIR for `remove_storage_dead` after GVN
fn remove_storage_dead(_1: fn() -> AlwaysSome<T>) -> AlwaysSome<T> {
debug f => _1;
let mut _0: AlwaysSome<T>;
let _2: T;
let mut _3: AlwaysSome<T>;
let mut _4: fn() -> AlwaysSome<T>;
let _5: T;
let mut _6: T;
let mut _7: isize;
let mut _8: isize;
scope 1 {
debug v => _2;
}
scope 2 {
debug v => _5;
}
bb0: {
StorageLive(_2);
- StorageLive(_3);
+ nop;
StorageLive(_4);
_4 = copy _1;
- _3 = move _4() -> [return: bb1, unwind unreachable];
+ _3 = copy _1() -> [return: bb1, unwind unreachable];
}
bb1: {
StorageDead(_4);
- StorageLive(_5);
- _5 = move ((_3 as Some).0: T);
- _2 = move _5;
- StorageDead(_5);
+ nop;
+ _5 = copy ((_3 as Some).0: T);
+ _2 = copy _5;
+ nop;
_7 = discriminant(_3);
- StorageDead(_3);
+ nop;
StorageLive(_6);
- _6 = move _2;
- _0 = AlwaysSome::<T>::Some(move _6);
+ _6 = copy _5;
+ _0 = copy _3;
StorageDead(_6);
StorageDead(_2);
return;
}
}
|
