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- // MIR for `all_copy_use_changed` before GVN
+ // MIR for `all_copy_use_changed` after GVN
fn all_copy_use_changed(_1: &mut AllCopy) -> AllCopy {
debug v => _1;
let mut _0: AllCopy;
let mut _2: i32;
let mut _3: i32;
let mut _6: i32;
let mut _7: u64;
let mut _8: [i8; 3];
scope 1 {
debug a => _2;
let _4: u64;
scope 2 {
debug b => _4;
let _5: [i8; 3];
scope 3 {
debug c => _5;
}
}
}
bb0: {
StorageLive(_2);
_2 = copy ((*_1).0: i32);
((*_1).0: i32) = const 1_i32;
StorageLive(_3);
_3 = copy ((*_1).0: i32);
_2 = move _3;
StorageDead(_3);
- StorageLive(_4);
+ nop;
_4 = copy ((*_1).1: u64);
- StorageLive(_5);
+ nop;
_5 = copy ((*_1).2: [i8; 3]);
StorageLive(_6);
_6 = copy _2;
StorageLive(_7);
_7 = copy _4;
StorageLive(_8);
_8 = copy _5;
- _0 = AllCopy { a: move _6, b: move _7, c: move _8 };
+ _0 = AllCopy { a: move _6, b: copy _4, c: copy _5 };
StorageDead(_8);
StorageDead(_7);
StorageDead(_6);
- StorageDead(_5);
- StorageDead(_4);
+ nop;
+ nop;
StorageDead(_2);
return;
}
}
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