src/test/mir-opt/issue_73223.main.PreCodegen.64bit.diff

   1 - // MIR for `main` before PreCodegen
   2 + // MIR for `main` after PreCodegen
   3
   4   fn main() -> () {
   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/core/src/macros/mod.rs:LL:COL
  15       let mut _13: &[&str; 3];             // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  16       let mut _14: &[std::fmt::ArgumentV1; 2]; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  17       let _15: [std::fmt::ArgumentV1; 2];  // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  18       let mut _16: (&&i32, &&i32);         // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  19       let _17: &i32;                       // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  20       let mut _18: &&i32;                  // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  21       let _19: &i32;                       // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  22       let mut _20: std::fmt::ArgumentV1;   // 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/core/src/macros/mod.rs:LL:COL
  24       scope 1 {
  25           debug split => _1;               // in scope 1 at $DIR/issue-73223.rs:2:9: 2:14
  26           let _4: std::option::Option<i32>; // in scope 1 at $DIR/issue-73223.rs:7:9: 7:14
  27           scope 3 {
  28               debug _prev => _4;           // in scope 3 at $DIR/issue-73223.rs:7:9: 7:14
  29               let _7: &i32;                // in scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  30               let _8: &i32;                // in scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  31               scope 4 {
  32                   debug left_val => _7;    // in scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  33                   debug right_val => _8;   // in scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  34                   scope 5 {
  35                       debug arg0 => _24;   // in scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  36                       debug arg1 => _27;   // in scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  37                       scope 6 (inlined ArgumentV1::new::<&i32>) { // at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  38                           debug x => _24;  // in scope 6 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  39                           debug f => _23;  // in scope 6 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  40                           let mut _22: 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/core/src/macros/mod.rs:LL:COL
  41                           let mut _23: 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/core/src/macros/mod.rs:LL:COL
  42                           let mut _24: &&i32; // in scope 6 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  43                           scope 7 {
  44                           }
  45                       }
  46                       scope 8 (inlined ArgumentV1::new::<&i32>) { // at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  47                           debug x => _27;  // in scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  48                           debug f => _26;  // in scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  49                           let mut _25: 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/core/src/macros/mod.rs:LL:COL
  50                           let mut _26: 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/core/src/macros/mod.rs:LL:COL
  51                           let mut _27: &&i32; // in scope 8 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  52                           scope 9 {
  53                           }
  54                       }
  55                   }
  56                   scope 10 (inlined Arguments::new_v1) { // at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  57                       debug pieces => (_12.0: &[&str]); // in scope 10 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  58                       debug args => _29;   // in scope 10 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  59                       let mut _28: std::option::Option<&[std::fmt::rt::v1::Argument]>; // in scope 10 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  60                       let mut _29: &[std::fmt::ArgumentV1]; // in scope 10 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  61                   }
  62               }
  63           }
  64       }
  65       scope 2 {
  66           debug v => _3;                   // in scope 2 at $DIR/issue-73223.rs:3:14: 3:15
  67       }
  68
  69       bb0: {
  70           StorageLive(_1);                 // scope 0 at $DIR/issue-73223.rs:2:9: 2:14
  71           StorageLive(_2);                 // scope 0 at $DIR/issue-73223.rs:2:23: 2:30
  72           ((_2 as Some).0: i32) = const 1_i32; // scope 0 at $DIR/issue-73223.rs:2:23: 2:30
  73           discriminant(_2) = 1;            // scope 0 at $DIR/issue-73223.rs:2:23: 2:30
  74           StorageLive(_3);                 // scope 0 at $DIR/issue-73223.rs:3:14: 3:15
  75           _3 = ((_2 as Some).0: i32);      // scope 0 at $DIR/issue-73223.rs:3:14: 3:15
  76           _1 = _3;                         // scope 2 at $DIR/issue-73223.rs:3:20: 3:21
  77           StorageDead(_3);                 // scope 0 at $DIR/issue-73223.rs:3:20: 3:21
  78           StorageDead(_2);                 // scope 0 at $DIR/issue-73223.rs:5:6: 5:7
  79           ((_4 as Some).0: i32) = _1;      // scope 1 at $DIR/issue-73223.rs:7:22: 7:27
  80           discriminant(_4) = 1;            // scope 1 at $DIR/issue-73223.rs:7:17: 7:28
  81           (_5.0: &i32) = &_1;              // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  82           _6 = const main::promoted[1];    // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  83                                            // ty::Const
  84                                            // + ty: &i32
  85                                            // + val: Unevaluated(WithOptConstParam { did: DefId(0:3 ~ issue_73223[317d]::main), const_param_did: None }, [], Some(promoted[1]))
  86                                            // mir::Constant
  87                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
  88                                            // + literal: Const { ty: &i32, val: Unevaluated(WithOptConstParam { did: DefId(0:3 ~ issue_73223[317d]::main), const_param_did: None }, [], Some(promoted[1])) }
  89           (_5.1: &i32) = move _6;          // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  90           StorageLive(_7);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  91           _7 = (_5.0: &i32);               // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  92           StorageLive(_8);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  93           _8 = (_5.1: &i32);               // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  94           StorageLive(_9);                 // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  95           StorageLive(_10);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  96           StorageLive(_11);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  97           _11 = (*_7);                     // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  98           _10 = Eq(move _11, const 1_i32); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
  99           StorageDead(_11);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 100           _9 = Not(move _10);              // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 101           StorageDead(_10);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 102           switchInt(_9) -> [false: bb1, otherwise: bb2]; // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 103       }
 104
 105       bb1: {
 106           StorageDead(_9);                 // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 107           StorageDead(_8);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 108           StorageDead(_7);                 // scope 3 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 109           _0 = const ();                   // scope 0 at $DIR/issue-73223.rs:1:11: 9:2
 110           StorageDead(_1);                 // scope 0 at $DIR/issue-73223.rs:9:1: 9:2
 111           return;                          // scope 0 at $DIR/issue-73223.rs:9:2: 9:2
 112       }
 113
 114       bb2: {
 115           _13 = const main::promoted[0];   // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 116                                            // ty::Const
 117                                            // + ty: &[&str; 3]
 118                                            // + val: Unevaluated(WithOptConstParam { did: DefId(0:3 ~ issue_73223[317d]::main), const_param_did: None }, [], Some(promoted[0]))
 119                                            // mir::Constant
 120                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 121                                            // + literal: Const { ty: &[&str; 3], val: Unevaluated(WithOptConstParam { did: DefId(0:3 ~ issue_73223[317d]::main), const_param_did: None }, [], Some(promoted[0])) }
 122           (_12.0: &[&str]) = move _13 as &[&str] (Pointer(Unsize)); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 123           StorageLive(_15);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 124           StorageLive(_17);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 125           _17 = _7;                        // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 126           (_16.0: &&i32) = &_17;           // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 127           StorageLive(_18);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 128           StorageLive(_19);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 129           _19 = _8;                        // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 130           _18 = &_19;                      // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 131           (_16.1: &&i32) = move _18;       // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 132           StorageDead(_18);                // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 133           _24 = (_16.0: &&i32);            // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 134           _27 = (_16.1: &&i32);            // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 135           _23 = <&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
 136                                            // mir::Constant
 137                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 138                                            // + 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>)) }
 139           StorageLive(_22);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 140           _22 = 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 _23) -> bb3; // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 141                                            // mir::Constant
 142                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 143                                            // + 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>)) }
 144       }
 145
 146       bb3: {
 147           (_20.0: &core::fmt::Opaque) = transmute::<&&i32, &core::fmt::Opaque>(move _24) -> bb4; // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 148                                            // mir::Constant
 149                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 150                                            // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(&&i32) -> &core::fmt::Opaque {std::intrinsics::transmute::<&&i32, &core::fmt::Opaque>}, val: Value(Scalar(<ZST>)) }
 151       }
 152
 153       bb4: {
 154           (_20.1: for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>) = move _22; // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 155           StorageDead(_22);                // scope 7 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 156           _26 = <&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
 157                                            // mir::Constant
 158                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 159                                            // + 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>)) }
 160           StorageLive(_25);                // scope 9 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 161           _25 = 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 _26) -> bb5; // scope 9 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 162                                            // mir::Constant
 163                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 164                                            // + 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>)) }
 165       }
 166
 167       bb5: {
 168           (_21.0: &core::fmt::Opaque) = transmute::<&&i32, &core::fmt::Opaque>(move _27) -> bb6; // scope 9 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 169                                            // mir::Constant
 170                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 171                                            // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(&&i32) -> &core::fmt::Opaque {std::intrinsics::transmute::<&&i32, &core::fmt::Opaque>}, val: Value(Scalar(<ZST>)) }
 172       }
 173
 174       bb6: {
 175           (_21.1: for<'r, 's, 't0> fn(&'r core::fmt::Opaque, &'s mut std::fmt::Formatter<'t0>) -> std::result::Result<(), std::fmt::Error>) = move _25; // scope 9 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 176           StorageDead(_25);                // scope 9 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 177           _15 = [move _20, move _21];      // scope 5 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 178           _14 = &_15;                      // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 179           _29 = move _14 as &[std::fmt::ArgumentV1] (Pointer(Unsize)); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 180           StorageLive(_28);                // scope 10 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 181           discriminant(_28) = 0;           // scope 10 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 182           (_12.1: std::option::Option<&[std::fmt::rt::v1::Argument]>) = move _28; // scope 10 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 183           (_12.2: &[std::fmt::ArgumentV1]) = move _29; // scope 10 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 184           StorageDead(_28);                // scope 10 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 185           core::panicking::panic_fmt(move _12); // scope 4 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
 186                                            // mir::Constant
 187                                            // + span: $SRC_DIR/core/src/macros/mod.rs:LL:COL
 188                                            // + literal: Const { ty: for<'r> fn(std::fmt::Arguments<'r>) -> ! {core::panicking::panic_fmt}, val: Value(Scalar(<ZST>)) }
 189       }
 190   }
 191