158 lines
3.9 KiB
Rust
158 lines
3.9 KiB
Rust
// MIR for `range_loop` after PreCodegen
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fn range_loop(_1: &[T], _2: impl Fn(usize, &T)) -> () {
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debug slice => _1;
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debug f => _2;
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let mut _0: ();
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let mut _3: usize;
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let mut _4: std::ops::Range<usize>;
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let mut _5: std::ops::Range<usize>;
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let mut _6: &mut std::ops::Range<usize>;
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let mut _12: std::option::Option<usize>;
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let mut _15: isize;
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let mut _17: usize;
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let mut _18: bool;
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let mut _20: &impl Fn(usize, &T);
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let mut _21: (usize, &T);
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let _22: ();
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scope 1 {
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debug iter => _5;
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let _16: usize;
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scope 2 {
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debug i => _16;
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let _19: &T;
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scope 3 {
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debug x => _19;
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}
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}
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scope 5 (inlined iter::range::<impl Iterator for std::ops::Range<usize>>::next) {
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debug self => _6;
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scope 6 (inlined <std::ops::Range<usize> as iter::range::RangeIteratorImpl>::spec_next) {
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debug self => _6;
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let mut _7: &usize;
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let mut _8: &usize;
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let mut _11: bool;
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let _13: usize;
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let mut _14: usize;
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scope 7 {
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debug old => _13;
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scope 8 {
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}
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}
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scope 9 (inlined std::cmp::impls::<impl PartialOrd for usize>::lt) {
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debug self => _7;
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debug other => _8;
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let mut _9: usize;
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let mut _10: usize;
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}
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}
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}
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}
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scope 4 (inlined <std::ops::Range<usize> as IntoIterator>::into_iter) {
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debug self => _4;
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}
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bb0: {
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StorageLive(_3);
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_3 = Len((*_1));
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_4 = std::ops::Range::<usize> { start: const 0_usize, end: move _3 };
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StorageDead(_3);
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StorageLive(_5);
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_5 = move _4;
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goto -> bb1;
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}
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bb1: {
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StorageLive(_12);
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_6 = &mut _5;
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StorageLive(_13);
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StorageLive(_11);
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StorageLive(_7);
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_7 = &(_5.0: usize);
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StorageLive(_8);
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_8 = &(_5.1: usize);
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StorageLive(_9);
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_9 = (_5.0: usize);
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StorageLive(_10);
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_10 = (_5.1: usize);
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_11 = Lt(move _9, move _10);
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StorageDead(_10);
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StorageDead(_9);
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switchInt(move _11) -> [0: bb2, otherwise: bb3];
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}
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bb2: {
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StorageDead(_8);
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StorageDead(_7);
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_12 = Option::<usize>::None;
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goto -> bb5;
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}
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bb3: {
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StorageDead(_8);
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StorageDead(_7);
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_13 = (_5.0: usize);
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StorageLive(_14);
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_14 = <usize as Step>::forward_unchecked(_13, const 1_usize) -> [return: bb4, unwind: bb12];
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}
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bb4: {
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(_5.0: usize) = move _14;
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StorageDead(_14);
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_12 = Option::<usize>::Some(_13);
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goto -> bb5;
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}
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bb5: {
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StorageDead(_11);
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StorageDead(_13);
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_15 = discriminant(_12);
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switchInt(move _15) -> [0: bb6, 1: bb8, otherwise: bb11];
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}
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bb6: {
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StorageDead(_12);
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StorageDead(_5);
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drop(_2) -> [return: bb7, unwind continue];
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}
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bb7: {
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return;
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}
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bb8: {
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_16 = ((_12 as Some).0: usize);
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_17 = Len((*_1));
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_18 = Lt(_16, _17);
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assert(move _18, "index out of bounds: the length is {} but the index is {}", move _17, _16) -> [success: bb9, unwind: bb12];
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}
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bb9: {
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_19 = &(*_1)[_16];
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StorageLive(_20);
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_20 = &_2;
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StorageLive(_21);
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_21 = (_16, _19);
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_22 = <impl Fn(usize, &T) as Fn<(usize, &T)>>::call(move _20, move _21) -> [return: bb10, unwind: bb12];
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}
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bb10: {
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StorageDead(_21);
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StorageDead(_20);
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StorageDead(_12);
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goto -> bb1;
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}
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bb11: {
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unreachable;
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}
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bb12 (cleanup): {
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drop(_2) -> [return: bb13, unwind terminate(cleanup)];
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}
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bb13 (cleanup): {
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resume;
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}
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}
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