71 lines
3.8 KiB
Rust
71 lines
3.8 KiB
Rust
// MIR for `int_range` after PreCodegen
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fn int_range(_1: usize, _2: usize) -> () {
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debug start => _1; // in scope 0 at $DIR/loops.rs:+0:18: +0:23
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debug end => _2; // in scope 0 at $DIR/loops.rs:+0:32: +0:35
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let mut _0: (); // return place in scope 0 at $DIR/loops.rs:+0:44: +0:44
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let mut _3: std::ops::Range<usize>; // in scope 0 at $DIR/loops.rs:+1:14: +1:24
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let mut _4: std::ops::Range<usize>; // in scope 0 at $DIR/loops.rs:+1:14: +1:24
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let mut _5: &mut std::ops::Range<usize>; // in scope 0 at $DIR/loops.rs:+1:14: +1:24
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let mut _6: std::option::Option<usize>; // in scope 0 at $DIR/loops.rs:+1:14: +1:24
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let mut _7: isize; // in scope 0 at $DIR/loops.rs:+1:5: +3:6
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let _9: (); // in scope 0 at $DIR/loops.rs:+1:14: +1:24
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scope 1 {
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debug iter => _4; // in scope 1 at $DIR/loops.rs:+1:14: +1:24
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let _8: usize; // in scope 1 at $DIR/loops.rs:+1:9: +1:10
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scope 2 {
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debug i => _8; // in scope 2 at $DIR/loops.rs:+1:9: +1:10
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}
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scope 4 (inlined iter::range::<impl Iterator for std::ops::Range<usize>>::next) { // at $DIR/loops.rs:8:14: 8:24
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debug self => _5; // in scope 4 at $SRC_DIR/core/src/iter/range.rs:LL:COL
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}
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}
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scope 3 (inlined <std::ops::Range<usize> as IntoIterator>::into_iter) { // at $DIR/loops.rs:8:14: 8:24
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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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_3 = std::ops::Range::<usize> { start: _1, end: _2 }; // scope 0 at $DIR/loops.rs:+1:14: +1:24
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StorageLive(_4); // scope 0 at $DIR/loops.rs:+1:14: +1:24
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_4 = move _3; // scope 0 at $DIR/loops.rs:+1:14: +1:24
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goto -> bb1; // scope 1 at $DIR/loops.rs:+1:5: +3:6
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}
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bb1: {
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StorageLive(_6); // scope 1 at $DIR/loops.rs:+1:14: +1:24
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_5 = &mut _4; // scope 1 at $DIR/loops.rs:+1:14: +1:24
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_6 = <std::ops::Range<usize> as iter::range::RangeIteratorImpl>::spec_next(_5) -> bb2; // scope 4 at $SRC_DIR/core/src/iter/range.rs:LL:COL
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// mir::Constant
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// + span: $SRC_DIR/core/src/iter/range.rs:LL:COL
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// + literal: Const { ty: for<'a> fn(&'a mut std::ops::Range<usize>) -> Option<<std::ops::Range<usize> as iter::range::RangeIteratorImpl>::Item> {<std::ops::Range<usize> as iter::range::RangeIteratorImpl>::spec_next}, val: Value(<ZST>) }
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}
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bb2: {
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_7 = discriminant(_6); // scope 1 at $DIR/loops.rs:+1:14: +1:24
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switchInt(move _7) -> [0: bb3, 1: bb4, otherwise: bb6]; // scope 1 at $DIR/loops.rs:+1:14: +1:24
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}
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bb3: {
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StorageDead(_6); // scope 1 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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bb4: {
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_8 = ((_6 as Some).0: usize); // scope 1 at $DIR/loops.rs:+1:9: +1:10
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_9 = opaque::<usize>(_8) -> bb5; // scope 2 at $DIR/loops.rs:+2:9: +2:18
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// mir::Constant
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// + span: $DIR/loops.rs:9:9: 9:15
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// + literal: Const { ty: fn(usize) {opaque::<usize>}, val: Value(<ZST>) }
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}
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bb5: {
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StorageDead(_6); // scope 1 at $DIR/loops.rs:+3:5: +3:6
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goto -> bb1; // scope 1 at $DIR/loops.rs:+1:5: +3:6
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}
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bb6: {
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unreachable; // scope 1 at $DIR/loops.rs:+1:14: +1:24
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}
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}
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