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// MIR for `checked_shl` after PreCodegen
fn checked_shl(_1: u32, _2: u32) -> Option<u32> {
debug x => _1;
debug rhs => _2;
let mut _0: std::option::Option<u32>;
scope 1 (inlined core::num::<impl u32>::checked_shl) {
let mut _3: bool;
let mut _4: u32;
scope 2 (inlined core::num::<impl u32>::unchecked_shl) {
scope 3 (inlined core::ub_checks::check_language_ub) {
scope 4 (inlined core::ub_checks::check_language_ub::runtime) {
}
}
}
}
bb0: {
StorageLive(_3);
_3 = Lt(copy _2, const core::num::<impl u32>::BITS);
switchInt(move _3) -> [0: bb1, otherwise: bb2];
}
bb1: {
_0 = const Option::<u32>::None;
goto -> bb3;
}
bb2: {
StorageLive(_4);
_4 = ShlUnchecked(copy _1, copy _2);
_0 = Option::<u32>::Some(move _4);
StorageDead(_4);
goto -> bb3;
}
bb3: {
StorageDead(_3);
return;
}
}
ALLOC0 (size: 8, align: 4) {
00 00 00 00 __ __ __ __ │ ....░░░░
}
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