1 - // MIR for `identity` before SeparateConstSwitch
2 + // MIR for `identity` after SeparateConstSwitch
4 fn identity(_1: Result<i32, i32>) -> Result<i32, i32> {
5 debug x => _1; // in scope 0 at $DIR/separate_const_switch.rs:+0:13: +0:14
6 let mut _0: std::result::Result<i32, i32>; // return place in scope 0 at $DIR/separate_const_switch.rs:+0:37: +0:53
7 let mut _2: i32; // in scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
8 let mut _3: std::ops::ControlFlow<std::result::Result<std::convert::Infallible, i32>, i32>; // in scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
9 let mut _4: std::result::Result<i32, i32>; // in scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:9
10 let mut _5: isize; // in scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
11 let _6: std::result::Result<std::convert::Infallible, i32>; // in scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
12 let mut _7: !; // in scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
13 let mut _8: std::result::Result<std::convert::Infallible, i32>; // in scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
14 let _9: i32; // in scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
16 debug residual => _6; // in scope 1 at $DIR/separate_const_switch.rs:+1:9: +1:10
18 scope 8 (inlined #[track_caller] <Result<i32, i32> as FromResidual<Result<Infallible, i32>>>::from_residual) { // at $DIR/separate_const_switch.rs:29:8: 29:10
19 debug residual => _8; // in scope 8 at $SRC_DIR/core/src/result.rs:LL:COL
20 let _16: i32; // in scope 8 at $SRC_DIR/core/src/result.rs:LL:COL
21 let mut _17: i32; // in scope 8 at $SRC_DIR/core/src/result.rs:LL:COL
22 let mut _18: i32; // in scope 8 at $SRC_DIR/core/src/result.rs:LL:COL
24 debug e => _16; // in scope 9 at $SRC_DIR/core/src/result.rs:LL:COL
25 scope 10 (inlined <i32 as From<i32>>::from) { // at $SRC_DIR/core/src/result.rs:LL:COL
26 debug t => _18; // in scope 10 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
33 debug val => _9; // in scope 3 at $DIR/separate_const_switch.rs:+1:8: +1:10
37 scope 5 (inlined <Result<i32, i32> as Try>::branch) { // at $DIR/separate_const_switch.rs:29:8: 29:10
38 debug self => _4; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
39 let mut _10: isize; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
40 let _11: i32; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
41 let mut _12: i32; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
42 let _13: i32; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
43 let mut _14: std::result::Result<std::convert::Infallible, i32>; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
44 let mut _15: i32; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
46 debug v => _11; // in scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
49 debug e => _13; // in scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
54 StorageLive(_2); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
55 StorageLive(_3); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
56 StorageLive(_4); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:9
57 _4 = _1; // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:9
58 StorageLive(_10); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
59 _10 = discriminant(_4); // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
60 - switchInt(move _10) -> [0_isize: bb6, 1_isize: bb4, otherwise: bb5]; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
61 + switchInt(move _10) -> [0_isize: bb5, 1_isize: bb3, otherwise: bb4]; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
65 - StorageDead(_10); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
66 - StorageDead(_4); // scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
67 - _5 = discriminant(_3); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
68 - switchInt(move _5) -> [0_isize: bb2, otherwise: bb3]; // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
72 StorageLive(_9); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
73 _9 = ((_3 as Continue).0: i32); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
74 _2 = _9; // scope 4 at $DIR/separate_const_switch.rs:+1:8: +1:10
75 StorageDead(_9); // scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
76 Deinit(_0); // scope 0 at $DIR/separate_const_switch.rs:+1:5: +1:11
77 ((_0 as Ok).0: i32) = move _2; // scope 0 at $DIR/separate_const_switch.rs:+1:5: +1:11
78 discriminant(_0) = 0; // scope 0 at $DIR/separate_const_switch.rs:+1:5: +1:11
79 StorageDead(_2); // scope 0 at $DIR/separate_const_switch.rs:+1:10: +1:11
80 StorageDead(_3); // scope 0 at $DIR/separate_const_switch.rs:+2:1: +2:2
81 return; // scope 0 at $DIR/separate_const_switch.rs:+2:2: +2:2
86 StorageLive(_6); // scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
87 _6 = ((_3 as Break).0: std::result::Result<std::convert::Infallible, i32>); // scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
88 StorageLive(_8); // scope 2 at $DIR/separate_const_switch.rs:+1:9: +1:10
89 _8 = _6; // scope 2 at $DIR/separate_const_switch.rs:+1:9: +1:10
90 StorageLive(_16); // scope 8 at $SRC_DIR/core/src/result.rs:LL:COL
91 _16 = move ((_8 as Err).0: i32); // scope 8 at $SRC_DIR/core/src/result.rs:LL:COL
92 StorageLive(_17); // scope 9 at $SRC_DIR/core/src/result.rs:LL:COL
93 StorageLive(_18); // scope 9 at $SRC_DIR/core/src/result.rs:LL:COL
94 _18 = move _16; // scope 9 at $SRC_DIR/core/src/result.rs:LL:COL
95 _17 = move _18; // scope 10 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
96 StorageDead(_18); // scope 9 at $SRC_DIR/core/src/result.rs:LL:COL
97 Deinit(_0); // scope 9 at $SRC_DIR/core/src/result.rs:LL:COL
98 ((_0 as Err).0: i32) = move _17; // scope 9 at $SRC_DIR/core/src/result.rs:LL:COL
99 discriminant(_0) = 1; // scope 9 at $SRC_DIR/core/src/result.rs:LL:COL
100 StorageDead(_17); // scope 9 at $SRC_DIR/core/src/result.rs:LL:COL
101 StorageDead(_16); // scope 8 at $SRC_DIR/core/src/result.rs:LL:COL
102 StorageDead(_8); // scope 2 at $DIR/separate_const_switch.rs:+1:9: +1:10
103 StorageDead(_6); // scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
104 StorageDead(_2); // scope 0 at $DIR/separate_const_switch.rs:+1:10: +1:11
105 StorageDead(_3); // scope 0 at $DIR/separate_const_switch.rs:+2:1: +2:2
106 return; // scope 0 at $DIR/separate_const_switch.rs:+2:2: +2:2
111 StorageLive(_13); // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
112 _13 = move ((_4 as Err).0: i32); // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
113 StorageLive(_14); // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
114 StorageLive(_15); // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
115 _15 = move _13; // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
116 Deinit(_14); // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
117 ((_14 as Err).0: i32) = move _15; // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
118 discriminant(_14) = 1; // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
119 StorageDead(_15); // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
120 Deinit(_3); // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
121 ((_3 as Break).0: std::result::Result<std::convert::Infallible, i32>) = move _14; // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
122 discriminant(_3) = 1; // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
123 StorageDead(_14); // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
124 StorageDead(_13); // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
125 - goto -> bb1; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
126 + StorageDead(_10); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
127 + StorageDead(_4); // scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
128 + _5 = discriminant(_3); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
129 + switchInt(move _5) -> [0_isize: bb1, otherwise: bb2]; // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
134 unreachable; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
139 StorageLive(_11); // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
140 _11 = move ((_4 as Ok).0: i32); // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
141 StorageLive(_12); // scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
142 _12 = move _11; // scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
143 Deinit(_3); // scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
144 ((_3 as Continue).0: i32) = move _12; // scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
145 discriminant(_3) = 0; // scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
146 StorageDead(_12); // scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
147 StorageDead(_11); // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
148 - goto -> bb1; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
149 + StorageDead(_10); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
150 + StorageDead(_4); // scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10
151 + _5 = discriminant(_3); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10
152 + switchInt(move _5) -> [0_isize: bb1, otherwise: bb2]; // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10