- // MIR for `run2::{closure#0}` before Inline + // MIR for `run2::{closure#0}` after Inline fn run2::{closure#0}(_1: {closure@$DIR/inline_coroutine_body.rs:13:9: 13:11}) -> () { debug permit => (_1.0: ActionPermit<'_, T>); debug ctx => (*(_1.1: &mut std::task::Context<'_>)); let mut _0: (); let mut _2: {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}; let mut _3: ActionPermit<'_, T>; let mut _5: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}; let _6: (); let mut _7: std::task::Poll<()>; let mut _8: std::pin::Pin<&mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}>; let mut _9: &mut std::task::Context<'_>; let mut _10: &mut std::task::Context<'_>; scope 1 { debug fut => _2; let _4: std::pin::Pin<&mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}>; scope 2 { debug fut => _4; scope 4 { } + scope 7 (inlined ActionPermit::<'_, T>::perform::{closure#0}) { + debug _task_context => _31; + debug self => ((*(_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6})).0: ActionPermit<'_, T>); + let _11: ActionPermit<'_, T>; + let mut _12: std::future::Ready<()>; + let mut _13: std::future::Ready<()>; + let mut _14: (); + let mut _16: (); + let _17: (); + let mut _18: std::task::Poll<()>; + let mut _19: std::pin::Pin<&mut std::future::Ready<()>>; + let mut _20: &mut std::future::Ready<()>; + let mut _21: &mut std::future::Ready<()>; + let mut _22: &mut std::task::Context<'_>; + let mut _23: &mut std::task::Context<'_>; + let mut _24: &mut std::task::Context<'_>; + let mut _25: isize; + let mut _27: !; + let mut _28: &mut std::task::Context<'_>; + let mut _29: (); + let mut _30: (); + let mut _31: &mut std::task::Context<'_>; + let mut _32: u32; + let mut _33: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}; + let mut _34: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}; + let mut _35: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}; + let mut _36: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}; + let mut _37: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}; + let mut _38: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}; + let mut _39: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}; + let mut _40: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}; + scope 8 { + debug self => (((*(_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6})) as variant#3).0: ActionPermit<'_, T>); + let mut _15: std::future::Ready<()>; + scope 9 { + debug __awaitee => (((*(_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6})) as variant#3).1: std::future::Ready<()>); + let _26: (); + scope 10 { + } + scope 11 { + debug result => _26; + } + } + scope 12 (inlined ready::<()>) { + debug t => _14; + let mut _41: std::option::Option<()>; + } + } + } } scope 3 { + scope 6 (inlined Pin::<&mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}>::new_unchecked) { + debug pointer => _5; + } } } + scope 5 (inlined ActionPermit::<'_, T>::perform) { + debug self => _3; + } bb0: { StorageLive(_2); StorageLive(_3); _3 = move (_1.0: ActionPermit<'_, T>); - _2 = ActionPermit::<'_, T>::perform(move _3) -> [return: bb1, unwind unreachable]; - } - - bb1: { + _2 = {coroutine@$DIR/inline_coroutine_body.rs:25:28: 27:6 (#0)} { self: move _3 }; StorageDead(_3); StorageLive(_4); StorageLive(_5); _5 = &mut _2; - _4 = Pin::<&mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}>::new_unchecked(move _5) -> [return: bb2, unwind unreachable]; - } - - bb2: { + _4 = Pin::<&mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}> { __pointer: _5 }; StorageDead(_5); StorageLive(_6); StorageLive(_7); StorageLive(_8); _8 = move _4; StorageLive(_9); _10 = deref_copy (_1.1: &mut std::task::Context<'_>); _9 = &mut (*_10); - _7 = <{async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6} as Future>::poll(move _8, move _9) -> [return: bb3, unwind unreachable]; + StorageLive(_11); + StorageLive(_15); + StorageLive(_16); + StorageLive(_25); + StorageLive(_27); + StorageLive(_30); + StorageLive(_31); + StorageLive(_32); + StorageLive(_33); + StorageLive(_34); + StorageLive(_35); + StorageLive(_36); + StorageLive(_37); + StorageLive(_38); + StorageLive(_39); + StorageLive(_40); + _33 = deref_copy (_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}); + _32 = discriminant((*_33)); + switchInt(move _32) -> [0: bb3, 1: bb13, 3: bb12, otherwise: bb8]; } - bb3: { + bb1: { + StorageDead(_2); + return; + } + + bb2: { + StorageDead(_40); + StorageDead(_39); + StorageDead(_38); + StorageDead(_37); + StorageDead(_36); + StorageDead(_35); + StorageDead(_34); + StorageDead(_33); + StorageDead(_32); + StorageDead(_31); + StorageDead(_30); + StorageDead(_27); + StorageDead(_25); + StorageDead(_16); + StorageDead(_15); + StorageDead(_11); StorageDead(_9); StorageDead(_8); StorageDead(_7); _6 = const (); StorageDead(_6); _0 = const (); StorageDead(_4); - drop(_2) -> [return: bb4, unwind unreachable]; + drop(_2) -> [return: bb1, unwind unreachable]; } + bb3: { + _31 = move _9; + _34 = deref_copy (_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}); + _35 = deref_copy (_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}); + (((*_34) as variant#3).0: ActionPermit<'_, T>) = move ((*_35).0: ActionPermit<'_, T>); + StorageLive(_12); + StorageLive(_13); + StorageLive(_14); + _14 = (); + StorageLive(_41); + _41 = Option::<()>::Some(_14); + _13 = std::future::Ready::<()>(move _41); + StorageDead(_41); + StorageDead(_14); + _12 = as IntoFuture>::into_future(move _13) -> [return: bb4, unwind unreachable]; + } + bb4: { - StorageDead(_2); - return; + StorageDead(_13); + _36 = deref_copy (_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}); + (((*_36) as variant#3).1: std::future::Ready<()>) = move _12; + goto -> bb5; + } + + bb5: { + StorageLive(_17); + StorageLive(_18); + StorageLive(_19); + StorageLive(_20); + StorageLive(_21); + _37 = deref_copy (_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}); + _21 = &mut (((*_37) as variant#3).1: std::future::Ready<()>); + _20 = &mut (*_21); + _19 = Pin::<&mut std::future::Ready<()>>::new_unchecked(move _20) -> [return: bb6, unwind unreachable]; + } + + bb6: { + StorageDead(_20); + StorageLive(_22); + StorageLive(_23); + StorageLive(_24); + _24 = _31; + _23 = move _24; + _22 = &mut (*_23); + StorageDead(_24); + _18 = as Future>::poll(move _19, move _22) -> [return: bb7, unwind unreachable]; + } + + bb7: { + StorageDead(_22); + StorageDead(_19); + _25 = discriminant(_18); + switchInt(move _25) -> [0: bb10, 1: bb9, otherwise: bb8]; + } + + bb8: { + unreachable; + } + + bb9: { + _17 = const (); + StorageDead(_23); + StorageDead(_21); + StorageDead(_18); + StorageDead(_17); + StorageLive(_28); + StorageLive(_29); + _29 = (); + _7 = Poll::<()>::Pending; + StorageDead(_12); + StorageDead(_28); + StorageDead(_29); + _38 = deref_copy (_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}); + discriminant((*_38)) = 3; + goto -> bb2; + } + + bb10: { + StorageLive(_26); + _26 = ((_18 as Ready).0: ()); + _30 = _26; + StorageDead(_26); + StorageDead(_23); + StorageDead(_21); + StorageDead(_18); + StorageDead(_17); + StorageDead(_12); + _39 = deref_copy (_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}); + drop((((*_39) as variant#3).0: ActionPermit<'_, T>)) -> [return: bb11, unwind unreachable]; + } + + bb11: { + _7 = Poll::<()>::Ready(move _30); + _40 = deref_copy (_8.0: &mut {async fn body@$DIR/inline_coroutine_body.rs:25:28: 27:6}); + discriminant((*_40)) = 1; + goto -> bb2; + } + + bb12: { + StorageLive(_12); + StorageLive(_28); + StorageLive(_29); + _28 = move _9; + StorageDead(_29); + _31 = move _28; + StorageDead(_28); + _16 = const (); + goto -> bb5; + } + + bb13: { + assert(const false, "`async fn` resumed after completion") -> [success: bb13, unwind unreachable]; } }