44 lines
986 B
Rust
44 lines
986 B
Rust
// MIR for `use_checked_sub` after PreCodegen
|
|
|
|
fn use_checked_sub(_1: u32, _2: u32) -> () {
|
|
debug x => _1;
|
|
debug rhs => _2;
|
|
let mut _0: ();
|
|
let mut _5: std::option::Option<u32>;
|
|
let _7: ();
|
|
scope 1 {
|
|
debug delta => _6;
|
|
let _6: u32;
|
|
scope 2 (inlined core::num::<impl u32>::checked_sub) {
|
|
let mut _3: bool;
|
|
let mut _4: u32;
|
|
}
|
|
}
|
|
|
|
bb0: {
|
|
StorageLive(_5);
|
|
StorageLive(_3);
|
|
_3 = Lt(copy _1, copy _2);
|
|
switchInt(move _3) -> [0: bb1, otherwise: bb2];
|
|
}
|
|
|
|
bb1: {
|
|
StorageLive(_4);
|
|
_4 = SubUnchecked(copy _1, copy _2);
|
|
_5 = Option::<u32>::Some(move _4);
|
|
StorageDead(_4);
|
|
StorageDead(_3);
|
|
_6 = copy ((_5 as Some).0: u32);
|
|
_7 = do_something(move _6) -> [return: bb3, unwind continue];
|
|
}
|
|
|
|
bb2: {
|
|
StorageDead(_3);
|
|
goto -> bb3;
|
|
}
|
|
|
|
bb3: {
|
|
StorageDead(_5);
|
|
return;
|
|
}
|
|
}
|