mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-26 08:44:35 +00:00
56 lines
1.5 KiB
Diff
56 lines
1.5 KiB
Diff
- // MIR for `unwrap_unchecked` before Inline
|
|
+ // MIR for `unwrap_unchecked` after Inline
|
|
|
|
fn unwrap_unchecked(_1: Option<T>) -> T {
|
|
debug slf => _1;
|
|
let mut _0: T;
|
|
let mut _2: std::option::Option<T>;
|
|
+ scope 1 (inlined #[track_caller] Option::<T>::unwrap_unchecked) {
|
|
+ let mut _3: isize;
|
|
+ scope 2 {
|
|
+ }
|
|
+ scope 3 (inlined unreachable_unchecked) {
|
|
+ let mut _4: bool;
|
|
+ let _5: ();
|
|
+ scope 4 (inlined core::ub_checks::check_language_ub) {
|
|
+ scope 5 (inlined core::ub_checks::check_language_ub::runtime) {
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+ }
|
|
|
|
bb0: {
|
|
StorageLive(_2);
|
|
_2 = move _1;
|
|
- _0 = Option::<T>::unwrap_unchecked(move _2) -> [return: bb1, unwind: bb2];
|
|
+ StorageLive(_3);
|
|
+ StorageLive(_5);
|
|
+ _3 = discriminant(_2);
|
|
+ switchInt(move _3) -> [0: bb2, 1: bb3, otherwise: bb1];
|
|
}
|
|
|
|
bb1: {
|
|
- StorageDead(_2);
|
|
- return;
|
|
+ unreachable;
|
|
}
|
|
|
|
- bb2 (cleanup): {
|
|
- resume;
|
|
+ bb2: {
|
|
+ StorageLive(_4);
|
|
+ _4 = UbChecks();
|
|
+ assume(copy _4);
|
|
+ _5 = unreachable_unchecked::precondition_check() -> [return: bb1, unwind unreachable];
|
|
+ }
|
|
+
|
|
+ bb3: {
|
|
+ _0 = move ((_2 as Some).0: T);
|
|
+ StorageDead(_5);
|
|
+ StorageDead(_3);
|
|
+ StorageDead(_2);
|
|
+ return;
|
|
}
|
|
}
|
|
|