mirror of https://github.com/rust-lang/rust
126 lines
3.5 KiB
Diff
126 lines
3.5 KiB
Diff
- // MIR for `main` before Inline
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+ // MIR for `main` after Inline
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fn main() -> () {
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let mut _0: ();
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let _1: std::ops::CoroutineState<i32, bool>;
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let mut _2: std::pin::Pin<&mut {coroutine@$DIR/inline_coroutine.rs:20:5: 20:8}>;
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let mut _3: &mut {coroutine@$DIR/inline_coroutine.rs:20:5: 20:8};
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let mut _4: {coroutine@$DIR/inline_coroutine.rs:20:5: 20:8};
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+ let mut _5: bool;
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scope 1 {
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debug _r => _1;
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}
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+ scope 2 (inlined g) {
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+ }
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+ scope 3 (inlined Pin::<&mut {coroutine@$DIR/inline_coroutine.rs:20:5: 20:8}>::new) {
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+ debug pointer => _3;
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+ scope 4 (inlined Pin::<&mut {coroutine@$DIR/inline_coroutine.rs:20:5: 20:8}>::new_unchecked) {
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+ debug pointer => _3;
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+ }
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+ }
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+ scope 5 (inlined g::{closure#0}) {
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+ debug a => _5;
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+ let mut _6: &mut {coroutine@$DIR/inline_coroutine.rs:20:5: 20:8};
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+ let mut _7: u32;
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+ let mut _8: i32;
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+ }
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bb0: {
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StorageLive(_1);
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StorageLive(_2);
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StorageLive(_3);
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StorageLive(_4);
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- _4 = g() -> [return: bb1, unwind continue];
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+ _4 = {coroutine@$DIR/inline_coroutine.rs:20:5: 20:8 (#0)};
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+ _3 = &mut _4;
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+ _2 = Pin::<&mut {coroutine@$DIR/inline_coroutine.rs:20:5: 20:8}> { __pointer: copy _3 };
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+ StorageDead(_3);
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+ StorageLive(_5);
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+ _5 = const false;
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+ StorageLive(_6);
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+ StorageLive(_7);
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+ _6 = copy (_2.0: &mut {coroutine@$DIR/inline_coroutine.rs:20:5: 20:8});
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+ _7 = discriminant((*_6));
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+ switchInt(move _7) -> [0: bb5, 1: bb9, 3: bb10, otherwise: bb11];
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}
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bb1: {
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- _3 = &mut _4;
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- _2 = Pin::<&mut {coroutine@$DIR/inline_coroutine.rs:20:5: 20:8}>::new(move _3) -> [return: bb2, unwind: bb5];
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+ StorageDead(_4);
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+ _0 = const ();
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+ StorageDead(_1);
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+ return;
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}
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- bb2: {
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- StorageDead(_3);
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- _1 = <{coroutine@$DIR/inline_coroutine.rs:20:5: 20:8} as Coroutine<bool>>::resume(move _2, const false) -> [return: bb3, unwind: bb5];
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+ bb2 (cleanup): {
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+ drop(_4) -> [return: bb3, unwind terminate(cleanup)];
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}
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- bb3: {
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- StorageDead(_2);
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- drop(_4) -> [return: bb4, unwind: bb6];
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+ bb3 (cleanup): {
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+ resume;
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}
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bb4: {
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- StorageDead(_4);
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- _0 = const ();
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- StorageDead(_1);
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- return;
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+ StorageDead(_7);
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+ StorageDead(_6);
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+ StorageDead(_5);
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+ StorageDead(_2);
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+ drop(_4) -> [return: bb1, unwind: bb3];
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}
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- bb5 (cleanup): {
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- drop(_4) -> [return: bb6, unwind terminate(cleanup)];
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+ bb5: {
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+ StorageLive(_8);
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+ switchInt(copy _5) -> [0: bb6, otherwise: bb7];
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}
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- bb6 (cleanup): {
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- resume;
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+ bb6: {
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+ _8 = const 13_i32;
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+ goto -> bb8;
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+ }
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+
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+ bb7: {
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+ _8 = const 7_i32;
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+ goto -> bb8;
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+ }
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+
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+ bb8: {
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+ _1 = CoroutineState::<i32, bool>::Yielded(move _8);
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+ StorageDead(_8);
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+ discriminant((*_6)) = 3;
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+ goto -> bb4;
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+ }
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+
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+ bb9: {
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+ assert(const false, "coroutine resumed after completion") -> [success: bb9, unwind: bb2];
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+ }
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+
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+ bb10: {
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+ StorageLive(_8);
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+ StorageDead(_8);
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+ _1 = CoroutineState::<i32, bool>::Complete(copy _5);
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+ discriminant((*_6)) = 1;
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+ goto -> bb4;
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+ }
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+
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+ bb11: {
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+ unreachable;
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}
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}
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