mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-25 16:24:46 +00:00
3e030b38ef
This saves a few blocks and matches the common `unpack!` paradigm.
39 lines
769 B
Rust
39 lines
769 B
Rust
// MIR for `hey` after built
|
|
|
|
fn hey(_1: &[T]) -> () {
|
|
debug it => _1;
|
|
let mut _0: ();
|
|
let mut _2: &<[T] as std::ops::Index<usize>>::Output;
|
|
let _3: &<[T] as std::ops::Index<usize>>::Output;
|
|
let mut _4: &[T];
|
|
scope 1 {
|
|
}
|
|
|
|
bb0: {
|
|
StorageLive(_2);
|
|
StorageLive(_3);
|
|
StorageLive(_4);
|
|
_4 = &(*_1);
|
|
_3 = <[T] as Index<usize>>::index(move _4, const 0_usize) -> [return: bb1, unwind: bb3];
|
|
}
|
|
|
|
bb1: {
|
|
StorageDead(_4);
|
|
_2 = &(*_3);
|
|
PlaceMention(_2);
|
|
StorageDead(_2);
|
|
_0 = const ();
|
|
StorageDead(_3);
|
|
return;
|
|
}
|
|
|
|
bb2: {
|
|
FakeRead(ForMatchedPlace(None), _2);
|
|
unreachable;
|
|
}
|
|
|
|
bb3 (cleanup): {
|
|
resume;
|
|
}
|
|
}
|