[rustc.git] / src / test / mir-opt / nll / region_subtyping_basic.main.nll.0.64bit.mir

// MIR for `main` 0 nll

| Free Region Mapping
| '_#0r | Global | ['_#0r, '_#1r]
| '_#1r | Local | ['_#1r]
|
| Inferred Region Values
| '_#0r | U0 | {bb0[0..=8], bb1[0..=7], bb2[0..=3], bb3[0..=1], bb4[0..=3], bb5[0..=2], bb6[0..=5], bb7[0], '_#0r, '_#1r}
| '_#1r | U0 | {bb0[0..=8], bb1[0..=7], bb2[0..=3], bb3[0..=1], bb4[0..=3], bb5[0..=2], bb6[0..=5], bb7[0], '_#1r}
| '_#2r | U0 | {}
| '_#3r | U0 | {bb1[0..=7], bb2[0..=2]}
| '_#4r | U0 | {bb1[1..=7], bb2[0..=2]}
| '_#5r | U0 | {bb1[4..=7], bb2[0..=2]}
|
| Inference Constraints
| '_#0r live at {bb0[0..=8], bb1[0..=7], bb2[0..=3], bb3[0..=1], bb4[0..=3], bb5[0..=2], bb6[0..=5], bb7[0]}
| '_#1r live at {bb0[0..=8], bb1[0..=7], bb2[0..=3], bb3[0..=1], bb4[0..=3], bb5[0..=2], bb6[0..=5], bb7[0]}
| '_#3r live at {bb1[0]}
| '_#4r live at {bb1[1..=3]}
| '_#5r live at {bb1[4..=7], bb2[0..=2]}
| '_#3r: '_#4r due to Assignment at Single(bb1[0])
| '_#4r: '_#5r due to Assignment at Single(bb1[3])
|
fn main() -> () {
    let mut _0: ();                      // return place in scope 0 at $DIR/region-subtyping-basic.rs:16:11: 16:11
    let mut _1: [usize; Const { ty: usize, val: Value(Scalar(0x0000000000000003)) }]; // in scope 0 at $DIR/region-subtyping-basic.rs:17:9: 17:14
    let _3: usize;                       // in scope 0 at $DIR/region-subtyping-basic.rs:18:16: 18:17
    let mut _4: usize;                   // in scope 0 at $DIR/region-subtyping-basic.rs:18:14: 18:18
    let mut _5: bool;                    // in scope 0 at $DIR/region-subtyping-basic.rs:18:14: 18:18
    let mut _7: bool;                    // in scope 0 at $DIR/region-subtyping-basic.rs:20:8: 20:12
    let _8: bool;                        // in scope 0 at $DIR/region-subtyping-basic.rs:21:9: 21:18
    let mut _9: usize;                   // in scope 0 at $DIR/region-subtyping-basic.rs:21:15: 21:17
    let _10: bool;                       // in scope 0 at $DIR/region-subtyping-basic.rs:23:9: 23:18
    scope 1 {
        debug v => _1;                   // in scope 1 at $DIR/region-subtyping-basic.rs:17:9: 17:14
        let _2: &'_#4r usize;            // in scope 1 at $DIR/region-subtyping-basic.rs:18:9: 18:10
        scope 2 {
            debug p => _2;               // in scope 2 at $DIR/region-subtyping-basic.rs:18:9: 18:10
            let _6: &'_#5r usize;        // in scope 2 at $DIR/region-subtyping-basic.rs:19:9: 19:10
            scope 3 {
                debug q => _6;           // in scope 3 at $DIR/region-subtyping-basic.rs:19:9: 19:10
            }
        }
    }

    bb0: {
        StorageLive(_1);                 // bb0[0]: scope 0 at $DIR/region-subtyping-basic.rs:17:9: 17:14
        _1 = [const Const(Value(Scalar(0x0000000000000001)): usize), const Const(Value(Scalar(0x0000000000000002)): usize), const Const(Value(Scalar(0x0000000000000003)): usize)]; // bb0[1]: scope 0 at $DIR/region-subtyping-basic.rs:17:17: 17:26
        FakeRead(ForLet, _1);            // bb0[2]: scope 0 at $DIR/region-subtyping-basic.rs:17:9: 17:14
        StorageLive(_2);                 // bb0[3]: scope 1 at $DIR/region-subtyping-basic.rs:18:9: 18:10
        StorageLive(_3);                 // bb0[4]: scope 1 at $DIR/region-subtyping-basic.rs:18:16: 18:17
        _3 = const Const(Value(Scalar(0x0000000000000000)): usize); // bb0[5]: scope 1 at $DIR/region-subtyping-basic.rs:18:16: 18:17
        _4 = Len(_1);                    // bb0[6]: scope 1 at $DIR/region-subtyping-basic.rs:18:14: 18:18
        _5 = Lt(_3, _4);                 // bb0[7]: scope 1 at $DIR/region-subtyping-basic.rs:18:14: 18:18
        assert(move _5, "index out of bounds: the length is {} but the index is {}", move _4, _3) -> [success: bb1, unwind: bb7]; // bb0[8]: scope 1 at $DIR/region-subtyping-basic.rs:18:14: 18:18
    }

    bb1: {
        _2 = &'_#3r _1[_3];              // bb1[0]: scope 1 at $DIR/region-subtyping-basic.rs:18:13: 18:18
        FakeRead(ForLet, _2);            // bb1[1]: scope 1 at $DIR/region-subtyping-basic.rs:18:9: 18:10
        StorageLive(_6);                 // bb1[2]: scope 2 at $DIR/region-subtyping-basic.rs:19:9: 19:10
        _6 = _2;                         // bb1[3]: scope 2 at $DIR/region-subtyping-basic.rs:19:13: 19:14
        FakeRead(ForLet, _6);            // bb1[4]: scope 2 at $DIR/region-subtyping-basic.rs:19:9: 19:10
        StorageLive(_7);                 // bb1[5]: scope 3 at $DIR/region-subtyping-basic.rs:20:8: 20:12
        _7 = const Const(Value(Scalar(0x01)): bool); // bb1[6]: scope 3 at $DIR/region-subtyping-basic.rs:20:8: 20:12
        switchInt(move _7) -> [Const(Value(Scalar(0x00)): bool): bb3, otherwise: bb2]; // bb1[7]: scope 3 at $DIR/region-subtyping-basic.rs:20:5: 24:6
    }

    bb2: {
        StorageLive(_8);                 // bb2[0]: scope 3 at $DIR/region-subtyping-basic.rs:21:9: 21:18
        StorageLive(_9);                 // bb2[1]: scope 3 at $DIR/region-subtyping-basic.rs:21:15: 21:17
        _9 = (*_6);                      // bb2[2]: scope 3 at $DIR/region-subtyping-basic.rs:21:15: 21:17
        _8 = Const(Value(Scalar(<ZST>)): fn(usize) -> bool {use_x})(move _9) -> [return: bb4, unwind: bb7]; // bb2[3]: scope 3 at $DIR/region-subtyping-basic.rs:21:9: 21:18
                                         // mir::Constant
                                         // + span: $DIR/region-subtyping-basic.rs:21:9: 21:14
                                         // + literal: Const { ty: fn(usize) -> bool {use_x}, val: Value(Scalar(<ZST>)) }
    }

    bb3: {
        StorageLive(_10);                // bb3[0]: scope 3 at $DIR/region-subtyping-basic.rs:23:9: 23:18
        _10 = Const(Value(Scalar(<ZST>)): fn(usize) -> bool {use_x})(const Const(Value(Scalar(0x0000000000000016)): usize)) -> [return: bb5, unwind: bb7]; // bb3[1]: scope 3 at $DIR/region-subtyping-basic.rs:23:9: 23:18
                                         // mir::Constant
                                         // + span: $DIR/region-subtyping-basic.rs:23:9: 23:14
                                         // + literal: Const { ty: fn(usize) -> bool {use_x}, val: Value(Scalar(<ZST>)) }
    }

    bb4: {
        StorageDead(_9);                 // bb4[0]: scope 3 at $DIR/region-subtyping-basic.rs:21:17: 21:18
        StorageDead(_8);                 // bb4[1]: scope 3 at $DIR/region-subtyping-basic.rs:21:18: 21:19
        _0 = const Const(Value(Scalar(<ZST>)): ()); // bb4[2]: scope 3 at $DIR/region-subtyping-basic.rs:20:13: 22:6
        goto -> bb6;                     // bb4[3]: scope 3 at $DIR/region-subtyping-basic.rs:20:5: 24:6
    }

    bb5: {
        StorageDead(_10);                // bb5[0]: scope 3 at $DIR/region-subtyping-basic.rs:23:18: 23:19
        _0 = const Const(Value(Scalar(<ZST>)): ()); // bb5[1]: scope 3 at $DIR/region-subtyping-basic.rs:22:12: 24:6
        goto -> bb6;                     // bb5[2]: scope 3 at $DIR/region-subtyping-basic.rs:20:5: 24:6
    }

    bb6: {
        StorageDead(_7);                 // bb6[0]: scope 3 at $DIR/region-subtyping-basic.rs:24:5: 24:6
        StorageDead(_6);                 // bb6[1]: scope 2 at $DIR/region-subtyping-basic.rs:25:1: 25:2
        StorageDead(_3);                 // bb6[2]: scope 1 at $DIR/region-subtyping-basic.rs:25:1: 25:2
        StorageDead(_2);                 // bb6[3]: scope 1 at $DIR/region-subtyping-basic.rs:25:1: 25:2
        StorageDead(_1);                 // bb6[4]: scope 0 at $DIR/region-subtyping-basic.rs:25:1: 25:2
        return;                          // bb6[5]: scope 0 at $DIR/region-subtyping-basic.rs:25:2: 25:2
    }

    bb7 (cleanup): {
        resume;                          // bb7[0]: scope 0 at $DIR/region-subtyping-basic.rs:16:1: 25:2
    }
}
Commit	Line	Data
ba9703b0 XL	1	// MIR for `main` 0 nll
	2
	3	\| Free Region Mapping
	4	\| '_#0r \| Global \| ['_#0r, '_#1r]
	5	\| '_#1r \| Local \| ['_#1r]
	6	\|
	7	\| Inferred Region Values
5869c6ff XL	8	\| '_#0r \| U0 \| {bb0[0..=8], bb1[0..=7], bb2[0..=3], bb3[0..=1], bb4[0..=3], bb5[0..=2], bb6[0..=5], bb7[0], '_#0r, '_#1r}
5869c6ff XL	9	\| '_#1r \| U0 \| {bb0[0..=8], bb1[0..=7], bb2[0..=3], bb3[0..=1], bb4[0..=3], bb5[0..=2], bb6[0..=5], bb7[0], '_#1r}
f9f354fc	10	\| '_#2r \| U0 \| {}
5869c6ff XL	11	\| '_#3r \| U0 \| {bb1[0..=7], bb2[0..=2]}
	12	\| '_#4r \| U0 \| {bb1[1..=7], bb2[0..=2]}
	13	\| '_#5r \| U0 \| {bb1[4..=7], bb2[0..=2]}
ba9703b0 XL	14	\|
ba9703b0 XL	15	\| Inference Constraints
5869c6ff XL	16	\| '_#0r live at {bb0[0..=8], bb1[0..=7], bb2[0..=3], bb3[0..=1], bb4[0..=3], bb5[0..=2], bb6[0..=5], bb7[0]}
5869c6ff XL	17	\| '_#1r live at {bb0[0..=8], bb1[0..=7], bb2[0..=3], bb3[0..=1], bb4[0..=3], bb5[0..=2], bb6[0..=5], bb7[0]}
29967ef6 XL	18	\| '_#3r live at {bb1[0]}
29967ef6 XL	19	\| '_#4r live at {bb1[1..=3]}
5869c6ff	20	\| '_#5r live at {bb1[4..=7], bb2[0..=2]}
29967ef6 XL	21	\| '_#3r: '_#4r due to Assignment at Single(bb1[0])
29967ef6 XL	22	\| '_#4r: '_#5r due to Assignment at Single(bb1[3])
ba9703b0 XL	23	\|
ba9703b0 XL	24	fn main() -> () {
f9f354fc XL	25	let mut _0: (); // return place in scope 0 at $DIR/region-subtyping-basic.rs:16:11: 16:11
	26	let mut _1: [usize; Const { ty: usize, val: Value(Scalar(0x0000000000000003)) }]; // in scope 0 at $DIR/region-subtyping-basic.rs:17:9: 17:14
	27	let _3: usize; // in scope 0 at $DIR/region-subtyping-basic.rs:18:16: 18:17
	28	let mut _4: usize; // in scope 0 at $DIR/region-subtyping-basic.rs:18:14: 18:18
	29	let mut _5: bool; // in scope 0 at $DIR/region-subtyping-basic.rs:18:14: 18:18
	30	let mut _7: bool; // in scope 0 at $DIR/region-subtyping-basic.rs:20:8: 20:12
	31	let _8: bool; // in scope 0 at $DIR/region-subtyping-basic.rs:21:9: 21:18
	32	let mut _9: usize; // in scope 0 at $DIR/region-subtyping-basic.rs:21:15: 21:17
	33	let _10: bool; // in scope 0 at $DIR/region-subtyping-basic.rs:23:9: 23:18
ba9703b0	34	scope 1 {
f9f354fc XL	35	debug v => _1; // in scope 1 at $DIR/region-subtyping-basic.rs:17:9: 17:14
f9f354fc XL	36	let _2: &'_#4r usize; // in scope 1 at $DIR/region-subtyping-basic.rs:18:9: 18:10
ba9703b0	37	scope 2 {
f9f354fc XL	38	debug p => _2; // in scope 2 at $DIR/region-subtyping-basic.rs:18:9: 18:10
f9f354fc XL	39	let _6: &'_#5r usize; // in scope 2 at $DIR/region-subtyping-basic.rs:19:9: 19:10
ba9703b0	40	scope 3 {
f9f354fc	41	debug q => _6; // in scope 3 at $DIR/region-subtyping-basic.rs:19:9: 19:10
ba9703b0 XL	42	}
	43	}
	44	}
	45
	46	bb0: {
f9f354fc XL	47	StorageLive(_1); // bb0[0]: scope 0 at $DIR/region-subtyping-basic.rs:17:9: 17:14
f9f354fc XL	48	_1 = [const Const(Value(Scalar(0x0000000000000001)): usize), const Const(Value(Scalar(0x0000000000000002)): usize), const Const(Value(Scalar(0x0000000000000003)): usize)]; // bb0[1]: scope 0 at $DIR/region-subtyping-basic.rs:17:17: 17:26
f9f354fc XL	49	FakeRead(ForLet, _1); // bb0[2]: scope 0 at $DIR/region-subtyping-basic.rs:17:9: 17:14
	50	StorageLive(_2); // bb0[3]: scope 1 at $DIR/region-subtyping-basic.rs:18:9: 18:10
	51	StorageLive(_3); // bb0[4]: scope 1 at $DIR/region-subtyping-basic.rs:18:16: 18:17
	52	_3 = const Const(Value(Scalar(0x0000000000000000)): usize); // bb0[5]: scope 1 at $DIR/region-subtyping-basic.rs:18:16: 18:17
f9f354fc XL	53	_4 = Len(_1); // bb0[6]: scope 1 at $DIR/region-subtyping-basic.rs:18:14: 18:18
f9f354fc XL	54	_5 = Lt(_3, _4); // bb0[7]: scope 1 at $DIR/region-subtyping-basic.rs:18:14: 18:18
5869c6ff	55	assert(move _5, "index out of bounds: the length is {} but the index is {}", move _4, _3) -> [success: bb1, unwind: bb7]; // bb0[8]: scope 1 at $DIR/region-subtyping-basic.rs:18:14: 18:18
ba9703b0 XL	56	}
ba9703b0 XL	57
29967ef6 XL	58	bb1: {
	59	_2 = &'_#3r _1[_3]; // bb1[0]: scope 1 at $DIR/region-subtyping-basic.rs:18:13: 18:18
	60	FakeRead(ForLet, _2); // bb1[1]: scope 1 at $DIR/region-subtyping-basic.rs:18:9: 18:10
	61	StorageLive(_6); // bb1[2]: scope 2 at $DIR/region-subtyping-basic.rs:19:9: 19:10
	62	_6 = _2; // bb1[3]: scope 2 at $DIR/region-subtyping-basic.rs:19:13: 19:14
	63	FakeRead(ForLet, _6); // bb1[4]: scope 2 at $DIR/region-subtyping-basic.rs:19:9: 19:10
	64	StorageLive(_7); // bb1[5]: scope 3 at $DIR/region-subtyping-basic.rs:20:8: 20:12
	65	_7 = const Const(Value(Scalar(0x01)): bool); // bb1[6]: scope 3 at $DIR/region-subtyping-basic.rs:20:8: 20:12
5869c6ff	66	switchInt(move _7) -> [Const(Value(Scalar(0x00)): bool): bb3, otherwise: bb2]; // bb1[7]: scope 3 at $DIR/region-subtyping-basic.rs:20:5: 24:6
ba9703b0 XL	67	}
	68
	69	bb2: {
5869c6ff XL	70	StorageLive(_8); // bb2[0]: scope 3 at $DIR/region-subtyping-basic.rs:21:9: 21:18
	71	StorageLive(_9); // bb2[1]: scope 3 at $DIR/region-subtyping-basic.rs:21:15: 21:17
	72	_9 = (*_6); // bb2[2]: scope 3 at $DIR/region-subtyping-basic.rs:21:15: 21:17
	73	_8 = Const(Value(Scalar(<ZST>)): fn(usize) -> bool {use_x})(move _9) -> [return: bb4, unwind: bb7]; // bb2[3]: scope 3 at $DIR/region-subtyping-basic.rs:21:9: 21:18
	74	// mir::Constant
	75	// + span: $DIR/region-subtyping-basic.rs:21:9: 21:14
	76	// + literal: Const { ty: fn(usize) -> bool {use_x}, val: Value(Scalar(<ZST>)) }
ba9703b0 XL	77	}
	78
	79	bb3: {
29967ef6	80	StorageLive(_10); // bb3[0]: scope 3 at $DIR/region-subtyping-basic.rs:23:9: 23:18
5869c6ff	81	_10 = Const(Value(Scalar(<ZST>)): fn(usize) -> bool {use_x})(const Const(Value(Scalar(0x0000000000000016)): usize)) -> [return: bb5, unwind: bb7]; // bb3[1]: scope 3 at $DIR/region-subtyping-basic.rs:23:9: 23:18
ba9703b0	82	// mir::Constant
f9f354fc	83	// + span: $DIR/region-subtyping-basic.rs:23:9: 23:14
ba9703b0	84	// + literal: Const { ty: fn(usize) -> bool {use_x}, val: Value(Scalar(<ZST>)) }
ba9703b0 XL	85	}
ba9703b0 XL	86
29967ef6	87	bb4: {
5869c6ff XL	88	StorageDead(_9); // bb4[0]: scope 3 at $DIR/region-subtyping-basic.rs:21:17: 21:18
	89	StorageDead(_8); // bb4[1]: scope 3 at $DIR/region-subtyping-basic.rs:21:18: 21:19
	90	_0 = const Const(Value(Scalar(<ZST>)): ()); // bb4[2]: scope 3 at $DIR/region-subtyping-basic.rs:20:13: 22:6
	91	goto -> bb6; // bb4[3]: scope 3 at $DIR/region-subtyping-basic.rs:20:5: 24:6
ba9703b0 XL	92	}
ba9703b0 XL	93
29967ef6	94	bb5: {
5869c6ff XL	95	StorageDead(_10); // bb5[0]: scope 3 at $DIR/region-subtyping-basic.rs:23:18: 23:19
	96	_0 = const Const(Value(Scalar(<ZST>)): ()); // bb5[1]: scope 3 at $DIR/region-subtyping-basic.rs:22:12: 24:6
	97	goto -> bb6; // bb5[2]: scope 3 at $DIR/region-subtyping-basic.rs:20:5: 24:6
29967ef6 XL	98	}
29967ef6 XL	99
ba9703b0	100	bb6: {
5869c6ff XL	101	StorageDead(_7); // bb6[0]: scope 3 at $DIR/region-subtyping-basic.rs:24:5: 24:6
	102	StorageDead(_6); // bb6[1]: scope 2 at $DIR/region-subtyping-basic.rs:25:1: 25:2
	103	StorageDead(_3); // bb6[2]: scope 1 at $DIR/region-subtyping-basic.rs:25:1: 25:2
	104	StorageDead(_2); // bb6[3]: scope 1 at $DIR/region-subtyping-basic.rs:25:1: 25:2
	105	StorageDead(_1); // bb6[4]: scope 0 at $DIR/region-subtyping-basic.rs:25:1: 25:2
	106	return; // bb6[5]: scope 0 at $DIR/region-subtyping-basic.rs:25:2: 25:2
ba9703b0 XL	107	}
ba9703b0 XL	108
5869c6ff XL	109	bb7 (cleanup): {
5869c6ff XL	110	resume; // bb7[0]: scope 0 at $DIR/region-subtyping-basic.rs:16:1: 25:2
ba9703b0 XL	111	}
ba9703b0 XL	112	}