rust/tests/mir-opt/derefer_complex_case.main.Derefer.panic-unwind.diff

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- // MIR for `main` before Derefer
+ // MIR for `main` after Derefer
fn main() -> () {
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let mut _0: ();
let mut _1: std::slice::Iter<'_, i32>;
let mut _2: &[i32; 2];
let _3: [i32; 2];
let mut _4: std::slice::Iter<'_, i32>;
let mut _5: ();
let _6: ();
let mut _7: std::option::Option<&i32>;
let mut _8: &mut std::slice::Iter<'_, i32>;
let mut _9: &mut std::slice::Iter<'_, i32>;
let mut _10: isize;
let mut _11: !;
let mut _13: i32;
let mut _14: &[i32; 2];
+ let mut _15: &i32;
scope 1 {
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debug iter => _4;
let _12: i32;
scope 2 {
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debug foo => _12;
}
}
bb0: {
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StorageLive(_1);
StorageLive(_2);
_14 = const _;
_2 = &(*_14);
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_1 = <&[i32; 2] as IntoIterator>::into_iter(move _2) -> [return: bb1, unwind continue];
}
bb1: {
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StorageDead(_2);
StorageLive(_4);
_4 = move _1;
goto -> bb2;
}
bb2: {
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StorageLive(_6);
StorageLive(_7);
StorageLive(_8);
StorageLive(_9);
_9 = &mut _4;
_8 = &mut (*_9);
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_7 = <std::slice::Iter<'_, i32> as Iterator>::next(move _8) -> [return: bb3, unwind continue];
}
bb3: {
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StorageDead(_8);
_10 = discriminant(_7);
switchInt(move _10) -> [0: bb6, 1: bb4, otherwise: bb5];
}
bb4: {
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StorageLive(_12);
- _12 = (*((_7 as Some).0: &i32));
+ _15 = deref_copy ((_7 as Some).0: &i32);
+ _12 = (*_15);
StorageLive(_13);
_13 = _12;
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_6 = std::mem::drop::<i32>(move _13) -> [return: bb7, unwind continue];
}
bb5: {
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unreachable;
}
bb6: {
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_0 = const ();
StorageDead(_9);
StorageDead(_7);
StorageDead(_6);
StorageDead(_4);
StorageDead(_1);
return;
}
bb7: {
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StorageDead(_13);
StorageDead(_12);
StorageDead(_9);
StorageDead(_7);
StorageDead(_6);
_5 = const ();
goto -> bb2;
}
}