1 - // MIR for `main` before PreCodegen
2 + // MIR for `main` after PreCodegen
5 let mut _0: (); // return place in scope 0 at $DIR/issue-73223.rs:1:11: 1:11
6 let _1: i32; // in scope 0 at $DIR/issue-73223.rs:2:9: 2:14
7 let mut _2: std::option::Option<i32>; // in scope 0 at $DIR/issue-73223.rs:2:23: 2:30
8 let _3: i32; // in scope 0 at $DIR/issue-73223.rs:3:14: 3:15
9 let mut _5: (&i32, &i32); // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
10 let mut _6: &i32; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
11 let mut _9: bool; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
12 let mut _10: bool; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
13 let mut _11: i32; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
14 let mut _12: &std::fmt::Arguments; // in scope 0 at $SRC_DIR/std/src/macros.rs:LL:COL
15 let _13: std::fmt::Arguments; // in scope 0 at $SRC_DIR/std/src/macros.rs:LL:COL
16 let mut _14: &[&str; 3]; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
17 let mut _15: &[std::fmt::ArgumentV1; 2]; // in scope 0 at $SRC_DIR/std/src/macros.rs:LL:COL
18 let _16: [std::fmt::ArgumentV1; 2]; // in scope 0 at $SRC_DIR/std/src/macros.rs:LL:COL
19 let mut _17: (&&i32, &&i32); // in scope 0 at $SRC_DIR/std/src/macros.rs:LL:COL
20 let _18: &i32; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
21 let mut _19: &&i32; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
22 let _20: &i32; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
23 let mut _21: std::fmt::ArgumentV1; // in scope 0 at $SRC_DIR/std/src/macros.rs:LL:COL
24 let mut _22: std::fmt::ArgumentV1; // in scope 0 at $SRC_DIR/std/src/macros.rs:LL:COL
26 debug split => _1; // in scope 1 at $DIR/issue-73223.rs:2:9: 2:14
27 let _4: std::option::Option<i32>; // in scope 1 at $DIR/issue-73223.rs:7:9: 7:14
29 debug _prev => _4; // in scope 3 at $DIR/issue-73223.rs:7:9: 7:14
30 let _7: &i32; // in scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
31 let _8: &i32; // in scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
33 debug left_val => _7; // in scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
34 debug right_val => _8; // in scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
36 debug arg0 => _25; // in scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
37 debug arg1 => _28; // in scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
38 scope 6 (inlined ArgumentV1::new::<&i32>) { // at $SRC_DIR/std/src/macros.rs:LL:COL
39 debug x => _25; // in scope 6 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
40 debug f => _24; // in scope 6 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
41 let mut _23: for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>; // in scope 6 at $SRC_DIR/std/src/macros.rs:LL:COL
42 let mut _24: for<'r, 's, 't0> fn(&'r &i32, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>; // in scope 6 at $SRC_DIR/std/src/macros.rs:LL:COL
43 let mut _25: &&i32; // in scope 6 at $SRC_DIR/std/src/macros.rs:LL:COL
47 scope 8 (inlined ArgumentV1::new::<&i32>) { // at $SRC_DIR/std/src/macros.rs:LL:COL
48 debug x => _28; // in scope 8 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
49 debug f => _27; // in scope 8 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
50 let mut _26: for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>; // in scope 8 at $SRC_DIR/std/src/macros.rs:LL:COL
51 let mut _27: for<'r, 's, 't0> fn(&'r &i32, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>; // in scope 8 at $SRC_DIR/std/src/macros.rs:LL:COL
52 let mut _28: &&i32; // in scope 8 at $SRC_DIR/std/src/macros.rs:LL:COL
57 scope 10 (inlined Arguments::new_v1) { // at $SRC_DIR/std/src/macros.rs:LL:COL
58 debug pieces => _29; // in scope 10 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
59 debug args => _31; // in scope 10 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
60 let mut _29: &[&str]; // in scope 10 at $SRC_DIR/std/src/macros.rs:LL:COL
61 let mut _30: std::option::Option<&[std::fmt::rt::v1::Argument]>; // in scope 10 at $SRC_DIR/std/src/macros.rs:LL:COL
62 let mut _31: &[std::fmt::ArgumentV1]; // in scope 10 at $SRC_DIR/std/src/macros.rs:LL:COL
68 debug v => _3; // in scope 2 at $DIR/issue-73223.rs:3:14: 3:15
72 StorageLive(_1); // scope 0 at $DIR/issue-73223.rs:2:9: 2:14
73 StorageLive(_2); // scope 0 at $DIR/issue-73223.rs:2:23: 2:30
74 ((_2 as Some).0: i32) = const 1_i32; // scope 0 at $DIR/issue-73223.rs:2:23: 2:30
75 discriminant(_2) = 1; // scope 0 at $DIR/issue-73223.rs:2:23: 2:30
76 StorageLive(_3); // scope 0 at $DIR/issue-73223.rs:3:14: 3:15
77 _3 = ((_2 as Some).0: i32); // scope 0 at $DIR/issue-73223.rs:3:14: 3:15
78 _1 = _3; // scope 2 at $DIR/issue-73223.rs:3:20: 3:21
79 StorageDead(_3); // scope 0 at $DIR/issue-73223.rs:3:20: 3:21
80 StorageDead(_2); // scope 0 at $DIR/issue-73223.rs:5:6: 5:7
81 ((_4 as Some).0: i32) = _1; // scope 1 at $DIR/issue-73223.rs:7:22: 7:27
82 discriminant(_4) = 1; // scope 1 at $DIR/issue-73223.rs:7:17: 7:28
83 (_5.0: &i32) = &_1; // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
84 _6 = const main::promoted[1]; // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
87 // + val: Unevaluated(WithOptConstParam { did: DefId(0:3 ~ issue_73223[317d]::main), const_param_did: None }, [], Some(promoted[1]))
89 // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
90 // + literal: Const { ty: &i32, val: Unevaluated(WithOptConstParam { did: DefId(0:3 ~ issue_73223[317d]::main), const_param_did: None }, [], Some(promoted[1])) }
91 (_5.1: &i32) = move _6; // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
92 StorageLive(_7); // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
93 _7 = (_5.0: &i32); // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
94 StorageLive(_8); // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
95 _8 = (_5.1: &i32); // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
96 StorageLive(_9); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
97 StorageLive(_10); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
98 StorageLive(_11); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
99 _11 = (*_7); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
100 _10 = Eq(move _11, const 1_i32); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
101 StorageDead(_11); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
102 _9 = Not(move _10); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
103 StorageDead(_10); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
104 switchInt(_9) -> [false: bb1, otherwise: bb2]; // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
108 StorageDead(_9); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
109 StorageDead(_8); // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
110 StorageDead(_7); // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
111 _0 = const (); // scope 0 at $DIR/issue-73223.rs:1:11: 9:2
112 StorageDead(_1); // scope 0 at $DIR/issue-73223.rs:9:1: 9:2
113 return; // scope 0 at $DIR/issue-73223.rs:9:2: 9:2
117 StorageLive(_13); // scope 4 at $SRC_DIR/std/src/macros.rs:LL:COL
118 _14 = const main::promoted[0]; // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
121 // + val: Unevaluated(WithOptConstParam { did: DefId(0:3 ~ issue_73223[317d]::main), const_param_did: None }, [], Some(promoted[0]))
123 // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
124 // + literal: Const { ty: &[&str; 3], val: Unevaluated(WithOptConstParam { did: DefId(0:3 ~ issue_73223[317d]::main), const_param_did: None }, [], Some(promoted[0])) }
125 _29 = move _14 as &[&str] (Pointer(Unsize)); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
126 StorageLive(_16); // scope 4 at $SRC_DIR/std/src/macros.rs:LL:COL
127 StorageLive(_18); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
128 _18 = _7; // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
129 (_17.0: &&i32) = &_18; // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
130 StorageLive(_19); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
131 StorageLive(_20); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
132 _20 = _8; // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
133 _19 = &_20; // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
134 (_17.1: &&i32) = move _19; // scope 4 at $SRC_DIR/std/src/macros.rs:LL:COL
135 StorageDead(_19); // scope 4 at $SRC_DIR/std/src/macros.rs:LL:COL
136 _25 = (_17.0: &&i32); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
137 _28 = (_17.1: &&i32); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
138 _24 = <&i32 as Debug>::fmt as for<'r, 's, 't0> fn(&'r &i32, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error> (Pointer(ReifyFnPointer)); // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
140 // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
141 // + literal: Const { ty: for<'r, 's, 't0> fn(&'r &i32, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error> {<&i32 as std::fmt::Debug>::fmt}, val: Value(Scalar(<ZST>)) }
142 StorageLive(_23); // scope 7 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
143 _23 = transmute::<for<'r, 's, 't0> fn(&'r &i32, &'s mut Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>, for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>>(move _24) -> bb3; // scope 7 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
145 // + span: $SRC_DIR/core/src/fmt/mod.rs:LL:COL
146 // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(for<'r, 's, 't0> fn(&'r &i32, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>) -> for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error> {std::intrinsics::transmute::<for<'r, 's, 't0> fn(&'r &i32, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>, for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>>}, val: Value(Scalar(<ZST>)) }
150 (_21.0: &core::fmt::Opaque) = transmute::<&&i32, &core::fmt::Opaque>(move _25) -> bb4; // scope 7 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
152 // + span: $SRC_DIR/core/src/fmt/mod.rs:LL:COL
153 // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(&&i32) -> &core::fmt::Opaque {std::intrinsics::transmute::<&&i32, &core::fmt::Opaque>}, val: Value(Scalar(<ZST>)) }
157 (_21.1: for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>) = move _23; // scope 7 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
158 StorageDead(_23); // scope 7 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
159 _27 = <&i32 as Debug>::fmt as for<'r, 's, 't0> fn(&'r &i32, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error> (Pointer(ReifyFnPointer)); // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
161 // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
162 // + literal: Const { ty: for<'r, 's, 't0> fn(&'r &i32, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error> {<&i32 as std::fmt::Debug>::fmt}, val: Value(Scalar(<ZST>)) }
163 StorageLive(_26); // scope 9 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
164 _26 = transmute::<for<'r, 's, 't0> fn(&'r &i32, &'s mut Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>, for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>>(move _27) -> bb5; // scope 9 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
166 // + span: $SRC_DIR/core/src/fmt/mod.rs:LL:COL
167 // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(for<'r, 's, 't0> fn(&'r &i32, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>) -> for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error> {std::intrinsics::transmute::<for<'r, 's, 't0> fn(&'r &i32, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>, for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>>}, val: Value(Scalar(<ZST>)) }
171 (_22.0: &core::fmt::Opaque) = transmute::<&&i32, &core::fmt::Opaque>(move _28) -> bb6; // scope 9 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
173 // + span: $SRC_DIR/core/src/fmt/mod.rs:LL:COL
174 // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(&&i32) -> &core::fmt::Opaque {std::intrinsics::transmute::<&&i32, &core::fmt::Opaque>}, val: Value(Scalar(<ZST>)) }
178 (_22.1: for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>) = move _26; // scope 9 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
179 StorageDead(_26); // scope 9 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
180 _16 = [move _21, move _22]; // scope 5 at $SRC_DIR/std/src/macros.rs:LL:COL
181 _15 = &_16; // scope 4 at $SRC_DIR/std/src/macros.rs:LL:COL
182 _31 = move _15 as &[std::fmt::ArgumentV1] (Pointer(Unsize)); // scope 4 at $SRC_DIR/std/src/macros.rs:LL:COL
183 StorageLive(_30); // scope 10 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
184 discriminant(_30) = 0; // scope 10 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
185 (_13.0: &[&str]) = move _29; // scope 10 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
186 (_13.1: std::option::Option<&[std::fmt::rt::v1::Argument]>) = move _30; // scope 10 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
187 (_13.2: &[std::fmt::ArgumentV1]) = move _31; // scope 10 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
188 StorageDead(_30); // scope 10 at $SRC_DIR/core/src/fmt/mod.rs:LL:COL
189 _12 = &_13; // scope 4 at $SRC_DIR/std/src/macros.rs:LL:COL
190 begin_panic_fmt(move _12); // scope 4 at $SRC_DIR/std/src/macros.rs:LL:COL
192 // + span: $SRC_DIR/std/src/macros.rs:LL:COL
193 // + literal: Const { ty: for<'r, 's> fn(&'r std::fmt::Arguments<'s>) -> ! {std::rt::begin_panic_fmt}, val: Value(Scalar(<ZST>)) }