mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-24 07:44:10 +00:00
57 lines
1.2 KiB
Diff
57 lines
1.2 KiB
Diff
- // MIR for `mutable_ref` before JumpThreading
|
|
+ // MIR for `mutable_ref` after JumpThreading
|
|
|
|
fn mutable_ref() -> bool {
|
|
let mut _0: bool;
|
|
let mut _1: i32;
|
|
let _3: ();
|
|
let mut _4: bool;
|
|
let mut _5: i32;
|
|
scope 1 {
|
|
debug x => _1;
|
|
let _2: *mut i32;
|
|
scope 2 {
|
|
debug a => _2;
|
|
scope 3 {
|
|
}
|
|
}
|
|
}
|
|
|
|
bb0: {
|
|
StorageLive(_1);
|
|
_1 = const 5_i32;
|
|
StorageLive(_2);
|
|
_2 = &raw mut _1;
|
|
_1 = const 7_i32;
|
|
StorageLive(_3);
|
|
(*_2) = const 8_i32;
|
|
_3 = const ();
|
|
StorageDead(_3);
|
|
StorageLive(_4);
|
|
StorageLive(_5);
|
|
_5 = _1;
|
|
_4 = Eq(move _5, const 7_i32);
|
|
switchInt(move _4) -> [0: bb2, otherwise: bb1];
|
|
}
|
|
|
|
bb1: {
|
|
StorageDead(_5);
|
|
_0 = const true;
|
|
goto -> bb3;
|
|
}
|
|
|
|
bb2: {
|
|
StorageDead(_5);
|
|
_0 = const false;
|
|
goto -> bb3;
|
|
}
|
|
|
|
bb3: {
|
|
StorageDead(_4);
|
|
StorageDead(_2);
|
|
StorageDead(_1);
|
|
return;
|
|
}
|
|
}
|
|
|