rust/tests/mir-opt/inline/unwrap_unchecked.unwrap_unchecked.PreCodegen.after.panic-unwind.mir

49 lines
1.1 KiB
Rust

// MIR for `unwrap_unchecked` after PreCodegen
fn unwrap_unchecked(_1: Option<T>) -> T {
debug slf => _1;
let mut _0: T;
scope 1 (inlined #[track_caller] Option::<T>::unwrap_unchecked) {
debug self => _1;
let mut _2: isize;
scope 2 {
debug val => _0;
}
scope 3 {
scope 4 (inlined unreachable_unchecked) {
let mut _3: bool;
let _4: ();
scope 5 {
}
scope 6 (inlined core::ub_checks::check_language_ub) {
scope 7 (inlined core::ub_checks::check_language_ub::runtime) {
}
}
}
}
}
bb0: {
StorageLive(_2);
_2 = discriminant(_1);
switchInt(move _2) -> [0: bb1, 1: bb2, otherwise: bb3];
}
bb1: {
StorageLive(_3);
_3 = UbChecks();
assume(_3);
_4 = unreachable_unchecked::precondition_check() -> [return: bb3, unwind unreachable];
}
bb2: {
_0 = ((_1 as Some).0: T);
StorageDead(_2);
return;
}
bb3: {
unreachable;
}
}