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// MIR for `step_forward` after PreCodegen
fn step_forward(_1: u16, _2: usize) -> u16 {
debug x => _1;
debug n => _2;
let mut _0: u16;
scope 1 (inlined <u16 as Step>::forward) {
let mut _8: u16;
scope 2 {
}
scope 3 (inlined <u16 as Step>::forward_checked) {
scope 4 {
scope 6 (inlined core::num::<impl u16>::checked_add) {
let mut _5: (u16, bool);
let mut _6: bool;
scope 7 (inlined unlikely) {
let _7: ();
}
}
}
scope 5 (inlined convert::num::ptr_try_from_impls::<impl TryFrom<usize> for u16>::try_from) {
let mut _3: bool;
let mut _4: u16;
}
}
scope 8 (inlined Option::<u16>::is_none) {
scope 9 (inlined Option::<u16>::is_some) {
}
}
scope 10 (inlined core::num::<impl u16>::wrapping_add) {
}
}
bb0: {
StorageLive(_4);
StorageLive(_3);
_3 = Gt(copy _2, const 65535_usize);
switchInt(move _3) -> [0: bb1, otherwise: bb5];
}
bb1: {
_4 = copy _2 as u16 (IntToInt);
StorageDead(_3);
StorageLive(_6);
StorageLive(_5);
_5 = AddWithOverflow(copy _1, copy _4);
_6 = copy (_5.1: bool);
switchInt(copy _6) -> [0: bb2, otherwise: bb3];
}
bb2: {
StorageDead(_5);
StorageDead(_6);
goto -> bb7;
}
bb3: {
_7 = cold_path() -> [return: bb4, unwind unreachable];
}
bb4: {
StorageDead(_5);
StorageDead(_6);
goto -> bb6;
}
bb5: {
StorageDead(_3);
goto -> bb6;
}
bb6: {
assert(!const true, "attempt to compute `{} + {}`, which would overflow", const core::num::<impl u16>::MAX, const 1_u16) -> [success: bb7, unwind unreachable];
}
bb7: {
StorageLive(_8);
_8 = copy _2 as u16 (IntToInt);
_0 = Add(copy _1, copy _8);
StorageDead(_8);
StorageDead(_4);
return;
}
}
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