[rustc.git] / tests / mir-opt / no_spurious_drop_after_call.main.ElaborateDrops.before.panic-unwind.mir

// MIR for `main` before ElaborateDrops

fn main() -> () {
    let mut _0: ();
    let _1: ();
    let mut _2: std::string::String;
    let mut _3: &str;
    let _4: &str;

    bb0: {
        StorageLive(_1);
        StorageLive(_2);
        StorageLive(_3);
        StorageLive(_4);
        _4 = const "";
        _3 = &(*_4);
        _2 = <str as ToString>::to_string(move _3) -> [return: bb1, unwind continue];
    }

    bb1: {
        StorageDead(_3);
        _1 = std::mem::drop::<String>(move _2) -> [return: bb2, unwind: bb3];
    }

    bb2: {
        StorageDead(_2);
        StorageDead(_4);
        StorageDead(_1);
        _0 = const ();
        return;
    }

    bb3 (cleanup): {
        drop(_2) -> [return: bb4, unwind terminate(cleanup)];
    }

    bb4 (cleanup): {
        resume;
    }
}
Commit	Line	Data
fe692bf9 FG	1	// MIR for `main` before ElaborateDrops
	2
	3	fn main() -> () {
	4	let mut _0: ();
	5	let _1: ();
	6	let mut _2: std::string::String;
	7	let mut _3: &str;
	8	let _4: &str;
	9
	10	bb0: {
	11	StorageLive(_1);
	12	StorageLive(_2);
	13	StorageLive(_3);
	14	StorageLive(_4);
	15	_4 = const "";
	16	_3 = &(*_4);
	17	_2 = <str as ToString>::to_string(move _3) -> [return: bb1, unwind continue];
	18	}
	19
	20	bb1: {
	21	StorageDead(_3);
	22	_1 = std::mem::drop::<String>(move _2) -> [return: bb2, unwind: bb3];
	23	}
	24
	25	bb2: {
	26	StorageDead(_2);
	27	StorageDead(_4);
	28	StorageDead(_1);
	29	_0 = const ();
	30	return;
	31	}
	32
	33	bb3 (cleanup): {
781aab86	34	drop(_2) -> [return: bb4, unwind terminate(cleanup)];
fe692bf9 FG	35	}
	36
	37	bb4 (cleanup): {
	38	resume;
	39	}
	40	}