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|
- // MIR for `main` before ElaborateDrops
+ // MIR for `main` after ElaborateDrops
fn main() -> () {
let mut _0: ();
let _1: std::boxed::Box<HasDrop, DropAllocator>;
let mut _2: HasDrop;
let mut _3: DropAllocator;
let mut _4: bool;
let _5: ();
let mut _6: HasDrop;
let _7: ();
let mut _8: std::boxed::Box<HasDrop, DropAllocator>;
+ let mut _9: bool;
+ let mut _10: &mut std::boxed::Box<HasDrop, DropAllocator>;
+ let mut _11: ();
+ let mut _12: &mut std::boxed::Box<HasDrop, DropAllocator>;
+ let mut _13: ();
+ let mut _14: *const HasDrop;
+ let mut _15: &mut std::boxed::Box<HasDrop, DropAllocator>;
+ let mut _16: ();
+ let mut _17: *const HasDrop;
scope 1 {
debug b => _1;
}
bb0: {
+ _9 = const false;
StorageLive(_1);
StorageLive(_2);
_2 = HasDrop;
StorageLive(_3);
_3 = DropAllocator;
_1 = Box::<HasDrop, DropAllocator>::new_in(move _2, move _3) -> [return: bb1, unwind: bb11];
}
bb1: {
+ _9 = const true;
StorageDead(_3);
StorageDead(_2);
StorageLive(_4);
_4 = const true;
switchInt(move _4) -> [0: bb4, otherwise: bb2];
}
bb2: {
StorageLive(_5);
StorageLive(_6);
_6 = move (*_1);
_5 = std::mem::drop::<HasDrop>(move _6) -> [return: bb3, unwind: bb9];
}
bb3: {
StorageDead(_6);
StorageDead(_5);
_0 = const ();
goto -> bb6;
}
bb4: {
StorageLive(_7);
StorageLive(_8);
+ _9 = const false;
_8 = move _1;
_7 = std::mem::drop::<Box<HasDrop, DropAllocator>>(move _8) -> [return: bb5, unwind: bb8];
}
bb5: {
StorageDead(_8);
StorageDead(_7);
_0 = const ();
goto -> bb6;
}
bb6: {
StorageDead(_4);
- drop(_1) -> [return: bb7, unwind continue];
+ goto -> bb23;
}
bb7: {
+ _9 = const false;
StorageDead(_1);
return;
}
bb8 (cleanup): {
- drop(_8) -> [return: bb10, unwind terminate(cleanup)];
+ goto -> bb10;
}
bb9 (cleanup): {
- drop(_6) -> [return: bb10, unwind terminate(cleanup)];
+ goto -> bb10;
}
bb10 (cleanup): {
- drop(_1) -> [return: bb13, unwind terminate(cleanup)];
+ goto -> bb29;
}
bb11 (cleanup): {
- drop(_3) -> [return: bb12, unwind terminate(cleanup)];
+ goto -> bb12;
}
bb12 (cleanup): {
- drop(_2) -> [return: bb13, unwind terminate(cleanup)];
+ goto -> bb13;
}
bb13 (cleanup): {
resume;
+ }
+
+ bb14: {
+ _9 = const false;
+ goto -> bb7;
+ }
+
+ bb15 (cleanup): {
+ drop((_1.1: DropAllocator)) -> [return: bb13, unwind terminate(cleanup)];
+ }
+
+ bb16 (cleanup): {
+ switchInt(copy _9) -> [0: bb13, otherwise: bb15];
+ }
+
+ bb17: {
+ drop((_1.1: DropAllocator)) -> [return: bb14, unwind: bb13];
+ }
+
+ bb18: {
+ switchInt(copy _9) -> [0: bb14, otherwise: bb17];
+ }
+
+ bb19: {
+ _10 = &mut _1;
+ _11 = <Box<HasDrop, DropAllocator> as Drop>::drop(move _10) -> [return: bb18, unwind: bb16];
+ }
+
+ bb20 (cleanup): {
+ _12 = &mut _1;
+ _13 = <Box<HasDrop, DropAllocator> as Drop>::drop(move _12) -> [return: bb16, unwind terminate(cleanup)];
+ }
+
+ bb21: {
+ goto -> bb19;
+ }
+
+ bb22: {
+ _14 = copy ((_1.0: std::ptr::Unique<HasDrop>).0: std::ptr::NonNull<HasDrop>) as *const HasDrop (Transmute);
+ goto -> bb21;
+ }
+
+ bb23: {
+ switchInt(copy _9) -> [0: bb18, otherwise: bb22];
+ }
+
+ bb24 (cleanup): {
+ drop((_1.1: DropAllocator)) -> [return: bb13, unwind terminate(cleanup)];
+ }
+
+ bb25 (cleanup): {
+ switchInt(copy _9) -> [0: bb13, otherwise: bb24];
+ }
+
+ bb26 (cleanup): {
+ _15 = &mut _1;
+ _16 = <Box<HasDrop, DropAllocator> as Drop>::drop(move _15) -> [return: bb25, unwind terminate(cleanup)];
+ }
+
+ bb27 (cleanup): {
+ goto -> bb26;
+ }
+
+ bb28 (cleanup): {
+ _17 = copy ((_1.0: std::ptr::Unique<HasDrop>).0: std::ptr::NonNull<HasDrop>) as *const HasDrop (Transmute);
+ goto -> bb27;
+ }
+
+ bb29 (cleanup): {
+ switchInt(copy _9) -> [0: bb25, otherwise: bb28];
}
}
|
