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// MIR for `range_iter_next` after PreCodegen
fn range_iter_next(_1: &mut std::ops::Range<u32>) -> Option<u32> {
debug it => _1;
let mut _0: std::option::Option<u32>;
scope 1 (inlined iter::range::<impl Iterator for std::ops::Range<u32>>::next) {
debug self => _1;
scope 2 (inlined <std::ops::Range<u32> as iter::range::RangeIteratorImpl>::spec_next) {
debug self => _1;
let mut _2: &u32;
let mut _3: &u32;
let mut _6: bool;
let _7: u32;
let mut _8: u32;
scope 3 {
debug old => _7;
scope 4 {
}
}
scope 5 (inlined std::cmp::impls::<impl PartialOrd for u32>::lt) {
debug self => _2;
debug other => _3;
let mut _4: u32;
let mut _5: u32;
}
}
}
bb0: {
StorageLive(_7);
StorageLive(_6);
StorageLive(_2);
_2 = &((*_1).0: u32);
StorageLive(_3);
_3 = &((*_1).1: u32);
StorageLive(_4);
_4 = ((*_1).0: u32);
StorageLive(_5);
_5 = ((*_1).1: u32);
_6 = Lt(move _4, move _5);
StorageDead(_5);
StorageDead(_4);
switchInt(move _6) -> [0: bb1, otherwise: bb2];
}
bb1: {
StorageDead(_3);
StorageDead(_2);
_0 = Option::<u32>::None;
goto -> bb4;
}
bb2: {
StorageDead(_3);
StorageDead(_2);
_7 = ((*_1).0: u32);
StorageLive(_8);
_8 = <u32 as Step>::forward_unchecked(_7, const 1_usize) -> [return: bb3, unwind unreachable];
}
bb3: {
((*_1).0: u32) = move _8;
StorageDead(_8);
_0 = Option::<u32>::Some(_7);
goto -> bb4;
}
bb4: {
StorageDead(_6);
StorageDead(_7);
return;
}
}
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