92 lines
5.1 KiB
Rust
92 lines
5.1 KiB
Rust
// MIR for `mapped` after PreCodegen
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fn mapped(_1: impl Iterator<Item = T>, _2: impl Fn(T) -> U) -> () {
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debug iter => _1; // in scope 0 at $DIR/loops.rs:+0:21: +0:25
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debug f => _2; // in scope 0 at $DIR/loops.rs:+0:52: +0:53
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let mut _0: (); // return place in scope 0 at $DIR/loops.rs:+0:72: +0:72
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let mut _3: std::iter::Map<impl Iterator<Item = T>, impl Fn(T) -> U>; // in scope 0 at $DIR/loops.rs:+1:14: +1:25
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let mut _4: std::iter::Map<impl Iterator<Item = T>, impl Fn(T) -> U>; // in scope 0 at $DIR/loops.rs:+1:14: +1:25
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let mut _5: std::iter::Map<impl Iterator<Item = T>, impl Fn(T) -> U>; // in scope 0 at $DIR/loops.rs:+1:14: +1:25
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let mut _6: &mut std::iter::Map<impl Iterator<Item = T>, impl Fn(T) -> U>; // in scope 0 at $DIR/loops.rs:+1:14: +1:25
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let mut _7: std::option::Option<U>; // in scope 0 at $DIR/loops.rs:+1:14: +1:25
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let mut _8: isize; // in scope 0 at $DIR/loops.rs:+1:5: +3:6
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let _10: (); // in scope 0 at $DIR/loops.rs:+1:14: +1:25
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scope 1 {
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debug iter => _5; // in scope 1 at $DIR/loops.rs:+1:14: +1:25
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let _9: U; // in scope 1 at $DIR/loops.rs:+1:9: +1:10
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scope 2 {
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debug x => _9; // in scope 2 at $DIR/loops.rs:+1:9: +1:10
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}
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}
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scope 3 (inlined <Map<impl Iterator<Item = T>, impl Fn(T) -> U> as IntoIterator>::into_iter) { // at $DIR/loops.rs:14:14: 14:25
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debug self => _3; // in scope 3 at $SRC_DIR/core/src/iter/traits/collect.rs:LL:COL
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}
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bb0: {
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StorageLive(_4); // scope 0 at $DIR/loops.rs:+1:14: +1:25
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StorageLive(_3); // scope 0 at $DIR/loops.rs:+1:14: +1:25
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_3 = <impl Iterator<Item = T> as Iterator>::map::<U, impl Fn(T) -> U>(move _1, move _2) -> bb1; // scope 0 at $DIR/loops.rs:+1:14: +1:25
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// mir::Constant
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// + span: $DIR/loops.rs:14:19: 14:22
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// + literal: Const { ty: fn(impl Iterator<Item = T>, impl Fn(T) -> U) -> Map<impl Iterator<Item = T>, impl Fn(T) -> U> {<impl Iterator<Item = T> as Iterator>::map::<U, impl Fn(T) -> U>}, val: Value(<ZST>) }
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}
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bb1: {
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_4 = move _3; // scope 3 at $SRC_DIR/core/src/iter/traits/collect.rs:LL:COL
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StorageDead(_3); // scope 0 at $DIR/loops.rs:+1:24: +1:25
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StorageLive(_5); // scope 0 at $DIR/loops.rs:+1:14: +1:25
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_5 = move _4; // scope 0 at $DIR/loops.rs:+1:14: +1:25
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goto -> bb2; // scope 1 at $DIR/loops.rs:+1:5: +3:6
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}
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bb2: {
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StorageLive(_7); // scope 1 at $DIR/loops.rs:+1:14: +1:25
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_6 = &mut _5; // scope 1 at $DIR/loops.rs:+1:14: +1:25
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_7 = <Map<impl Iterator<Item = T>, impl Fn(T) -> U> as Iterator>::next(_6) -> [return: bb3, unwind: bb9]; // scope 1 at $DIR/loops.rs:+1:14: +1:25
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// mir::Constant
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// + span: $DIR/loops.rs:14:14: 14:25
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// + literal: Const { ty: for<'a> fn(&'a mut Map<impl Iterator<Item = T>, impl Fn(T) -> U>) -> Option<<Map<impl Iterator<Item = T>, impl Fn(T) -> U> as Iterator>::Item> {<Map<impl Iterator<Item = T>, impl Fn(T) -> U> as Iterator>::next}, val: Value(<ZST>) }
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}
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bb3: {
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_8 = discriminant(_7); // scope 1 at $DIR/loops.rs:+1:14: +1:25
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switchInt(move _8) -> [0: bb4, 1: bb6, otherwise: bb8]; // scope 1 at $DIR/loops.rs:+1:14: +1:25
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}
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bb4: {
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StorageDead(_7); // scope 1 at $DIR/loops.rs:+3:5: +3:6
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drop(_5) -> bb5; // scope 0 at $DIR/loops.rs:+3:5: +3:6
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}
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bb5: {
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StorageDead(_5); // scope 0 at $DIR/loops.rs:+3:5: +3:6
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StorageDead(_4); // scope 0 at $DIR/loops.rs:+3:5: +3:6
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return; // scope 0 at $DIR/loops.rs:+4:2: +4:2
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}
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bb6: {
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_9 = move ((_7 as Some).0: U); // scope 1 at $DIR/loops.rs:+1:9: +1:10
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_10 = opaque::<U>(move _9) -> [return: bb7, unwind: bb9]; // scope 2 at $DIR/loops.rs:+2:9: +2:18
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// mir::Constant
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// + span: $DIR/loops.rs:15:9: 15:15
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// + literal: Const { ty: fn(U) {opaque::<U>}, val: Value(<ZST>) }
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}
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bb7: {
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StorageDead(_7); // scope 1 at $DIR/loops.rs:+3:5: +3:6
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goto -> bb2; // scope 1 at $DIR/loops.rs:+1:5: +3:6
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}
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bb8: {
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unreachable; // scope 1 at $DIR/loops.rs:+1:14: +1:25
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}
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bb9 (cleanup): {
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drop(_5) -> [return: bb10, unwind terminate]; // scope 0 at $DIR/loops.rs:+3:5: +3:6
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}
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bb10 (cleanup): {
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resume; // scope 0 at $DIR/loops.rs:+0:1: +4:2
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}
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}
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