src/test/ui/consts/const-eval/const-pointer-values-in-various-types.64bit.stderr

   1 error[E0080]: it is undefined behavior to use this value
   2   --> $DIR/const-pointer-values-in-various-types.rs:26:5
   3    |
   4 LL |     const I32_REF_USIZE_UNION: usize = unsafe { Nonsense { int_32_ref: &3 }.u };
   5    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered pointer to alloc3, but expected initialized plain (non-pointer) bytes
   6    |
   7    = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
   8    = note: the raw bytes of the constant (size: 8, align: 8) {
   9                ╾───────alloc3────────╼                         │ ╾──────╼
  10            }
  11
  12 error: any use of this value will cause an error
  13   --> $DIR/const-pointer-values-in-various-types.rs:29:43
  14    |
  15 LL |     const I32_REF_U8_UNION: u8 = unsafe { Nonsense { int_32_ref: &3 }.uint_8 };
  16    |     --------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
  17    |                                           |
  18    |                                           unable to turn pointer into raw bytes
  19    |
  20    = note: `#[deny(const_err)]` on by default
  21    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
  22    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
  23
  24 error: any use of this value will cause an error
  25   --> $DIR/const-pointer-values-in-various-types.rs:33:45
  26    |
  27 LL |     const I32_REF_U16_UNION: u16 = unsafe { Nonsense { int_32_ref: &3 }.uint_16 };
  28    |     ----------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
  29    |                                             |
  30    |                                             unable to turn pointer into raw bytes
  31    |
  32    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
  33    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
  34
  35 error: any use of this value will cause an error
  36   --> $DIR/const-pointer-values-in-various-types.rs:37:45
  37    |
  38 LL |     const I32_REF_U32_UNION: u32 = unsafe { Nonsense { int_32_ref: &3 }.uint_32 };
  39    |     ----------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
  40    |                                             |
  41    |                                             unable to turn pointer into raw bytes
  42    |
  43    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
  44    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
  45
  46 error[E0080]: it is undefined behavior to use this value
  47   --> $DIR/const-pointer-values-in-various-types.rs:41:5
  48    |
  49 LL |     const I32_REF_U64_UNION: u64 = unsafe { Nonsense { int_32_ref: &3 }.uint_64 };
  50    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered pointer to alloc19, but expected initialized plain (non-pointer) bytes
  51    |
  52    = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
  53    = note: the raw bytes of the constant (size: 8, align: 8) {
  54                ╾───────alloc19───────╼                         │ ╾──────╼
  55            }
  56
  57 error[E0080]: it is undefined behavior to use this value
  58   --> $DIR/const-pointer-values-in-various-types.rs:44:5
  59    |
  60 LL |     const I32_REF_U128_UNION: u128 = unsafe { Nonsense { int_32_ref: &3 }.uint_128 };
  61    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered uninitialized bytes, but expected initialized plain (non-pointer) bytes
  62    |
  63    = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
  64    = note: the raw bytes of the constant (size: 16, align: 8) {
  65                __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ │ ░░░░░░░░░░░░░░░░
  66            }
  67
  68 error: any use of this value will cause an error
  69   --> $DIR/const-pointer-values-in-various-types.rs:47:43
  70    |
  71 LL |     const I32_REF_I8_UNION: i8 = unsafe { Nonsense { int_32_ref: &3 }.int_8 };
  72    |     --------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
  73    |                                           |
  74    |                                           unable to turn pointer into raw bytes
  75    |
  76    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
  77    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
  78
  79 error: any use of this value will cause an error
  80   --> $DIR/const-pointer-values-in-various-types.rs:51:45
  81    |
  82 LL |     const I32_REF_I16_UNION: i16 = unsafe { Nonsense { int_32_ref: &3 }.int_16 };
  83    |     ----------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
  84    |                                             |
  85    |                                             unable to turn pointer into raw bytes
  86    |
  87    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
  88    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
  89
  90 error: any use of this value will cause an error
  91   --> $DIR/const-pointer-values-in-various-types.rs:55:45
  92    |
  93 LL |     const I32_REF_I32_UNION: i32 = unsafe { Nonsense { int_32_ref: &3 }.int_32 };
  94    |     ----------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
  95    |                                             |
  96    |                                             unable to turn pointer into raw bytes
  97    |
  98    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
  99    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 100
 101 error[E0080]: it is undefined behavior to use this value
 102   --> $DIR/const-pointer-values-in-various-types.rs:59:5
 103    |
 104 LL |     const I32_REF_I64_UNION: i64 = unsafe { Nonsense { int_32_ref: &3 }.int_64 };
 105    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered pointer to alloc39, but expected initialized plain (non-pointer) bytes
 106    |
 107    = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
 108    = note: the raw bytes of the constant (size: 8, align: 8) {
 109                ╾───────alloc39───────╼                         │ ╾──────╼
 110            }
 111
 112 error[E0080]: it is undefined behavior to use this value
 113   --> $DIR/const-pointer-values-in-various-types.rs:62:5
 114    |
 115 LL |     const I32_REF_I128_UNION: i128 = unsafe { Nonsense { int_32_ref: &3 }.int_128 };
 116    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered uninitialized bytes, but expected initialized plain (non-pointer) bytes
 117    |
 118    = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
 119    = note: the raw bytes of the constant (size: 16, align: 8) {
 120                __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ │ ░░░░░░░░░░░░░░░░
 121            }
 122
 123 error: any use of this value will cause an error
 124   --> $DIR/const-pointer-values-in-various-types.rs:65:45
 125    |
 126 LL |     const I32_REF_F32_UNION: f32 = unsafe { Nonsense { int_32_ref: &3 }.float_32 };
 127    |     ----------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 128    |                                             |
 129    |                                             unable to turn pointer into raw bytes
 130    |
 131    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 132    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 133
 134 error[E0080]: it is undefined behavior to use this value
 135   --> $DIR/const-pointer-values-in-various-types.rs:69:5
 136    |
 137 LL |     const I32_REF_F64_UNION: f64 = unsafe { Nonsense { int_32_ref: &3 }.float_64 };
 138    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered pointer to alloc51, but expected initialized plain (non-pointer) bytes
 139    |
 140    = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
 141    = note: the raw bytes of the constant (size: 8, align: 8) {
 142                ╾───────alloc51───────╼                         │ ╾──────╼
 143            }
 144
 145 error: any use of this value will cause an error
 146   --> $DIR/const-pointer-values-in-various-types.rs:72:47
 147    |
 148 LL |     const I32_REF_BOOL_UNION: bool = unsafe { Nonsense { int_32_ref: &3 }.truthy_falsey };
 149    |     ------------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 150    |                                               |
 151    |                                               unable to turn pointer into raw bytes
 152    |
 153    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 154    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 155
 156 error: any use of this value will cause an error
 157   --> $DIR/const-pointer-values-in-various-types.rs:76:47
 158    |
 159 LL |     const I32_REF_CHAR_UNION: char = unsafe { Nonsense { int_32_ref: &3 }.character };
 160    |     ------------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 161    |                                               |
 162    |                                               unable to turn pointer into raw bytes
 163    |
 164    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 165    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 166
 167 error: any use of this value will cause an error
 168   --> $DIR/const-pointer-values-in-various-types.rs:80:39
 169    |
 170 LL |     const STR_U8_UNION: u8 = unsafe { Nonsense { stringy: "3" }.uint_8 };
 171    |     ----------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 172    |                                       |
 173    |                                       unable to turn pointer into raw bytes
 174    |
 175    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 176    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 177
 178 error: any use of this value will cause an error
 179   --> $DIR/const-pointer-values-in-various-types.rs:84:41
 180    |
 181 LL |     const STR_U16_UNION: u16 = unsafe { Nonsense { stringy: "3" }.uint_16 };
 182    |     ------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 183    |                                         |
 184    |                                         unable to turn pointer into raw bytes
 185    |
 186    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 187    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 188
 189 error: any use of this value will cause an error
 190   --> $DIR/const-pointer-values-in-various-types.rs:88:41
 191    |
 192 LL |     const STR_U32_UNION: u32 = unsafe { Nonsense { stringy: "3" }.uint_32 };
 193    |     ------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 194    |                                         |
 195    |                                         unable to turn pointer into raw bytes
 196    |
 197    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 198    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 199
 200 error[E0080]: it is undefined behavior to use this value
 201   --> $DIR/const-pointer-values-in-various-types.rs:92:5
 202    |
 203 LL |     const STR_U64_UNION: u64 = unsafe { Nonsense { stringy: "3" }.uint_64 };
 204    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered pointer to alloc72, but expected initialized plain (non-pointer) bytes
 205    |
 206    = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
 207    = note: the raw bytes of the constant (size: 8, align: 8) {
 208                ╾───────alloc72───────╼                         │ ╾──────╼
 209            }
 210
 211 error: any use of this value will cause an error
 212   --> $DIR/const-pointer-values-in-various-types.rs:95:43
 213    |
 214 LL |     const STR_U128_UNION: u128 = unsafe { Nonsense { stringy: "3" }.uint_128 };
 215    |     --------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 216    |                                           |
 217    |                                           unable to turn pointer into raw bytes
 218    |
 219    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 220    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 221
 222 error: any use of this value will cause an error
 223   --> $DIR/const-pointer-values-in-various-types.rs:99:39
 224    |
 225 LL |     const STR_I8_UNION: i8 = unsafe { Nonsense { stringy: "3" }.int_8 };
 226    |     ----------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 227    |                                       |
 228    |                                       unable to turn pointer into raw bytes
 229    |
 230    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 231    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 232
 233 error: any use of this value will cause an error
 234   --> $DIR/const-pointer-values-in-various-types.rs:103:41
 235    |
 236 LL |     const STR_I16_UNION: i16 = unsafe { Nonsense { stringy: "3" }.int_16 };
 237    |     ------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 238    |                                         |
 239    |                                         unable to turn pointer into raw bytes
 240    |
 241    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 242    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 243
 244 error: any use of this value will cause an error
 245   --> $DIR/const-pointer-values-in-various-types.rs:107:41
 246    |
 247 LL |     const STR_I32_UNION: i32 = unsafe { Nonsense { stringy: "3" }.int_32 };
 248    |     ------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 249    |                                         |
 250    |                                         unable to turn pointer into raw bytes
 251    |
 252    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 253    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 254
 255 error[E0080]: it is undefined behavior to use this value
 256   --> $DIR/const-pointer-values-in-various-types.rs:111:5
 257    |
 258 LL |     const STR_I64_UNION: i64 = unsafe { Nonsense { stringy: "3" }.int_64 };
 259    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered pointer to alloc87, but expected initialized plain (non-pointer) bytes
 260    |
 261    = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
 262    = note: the raw bytes of the constant (size: 8, align: 8) {
 263                ╾───────alloc87───────╼                         │ ╾──────╼
 264            }
 265
 266 error: any use of this value will cause an error
 267   --> $DIR/const-pointer-values-in-various-types.rs:114:43
 268    |
 269 LL |     const STR_I128_UNION: i128 = unsafe { Nonsense { stringy: "3" }.int_128 };
 270    |     --------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 271    |                                           |
 272    |                                           unable to turn pointer into raw bytes
 273    |
 274    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 275    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 276
 277 error: any use of this value will cause an error
 278   --> $DIR/const-pointer-values-in-various-types.rs:118:41
 279    |
 280 LL |     const STR_F32_UNION: f32 = unsafe { Nonsense { stringy: "3" }.float_32 };
 281    |     ------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 282    |                                         |
 283    |                                         unable to turn pointer into raw bytes
 284    |
 285    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 286    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 287
 288 error[E0080]: it is undefined behavior to use this value
 289   --> $DIR/const-pointer-values-in-various-types.rs:122:5
 290    |
 291 LL |     const STR_F64_UNION: f64 = unsafe { Nonsense { stringy: "3" }.float_64 };
 292    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered pointer to alloc96, but expected initialized plain (non-pointer) bytes
 293    |
 294    = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
 295    = note: the raw bytes of the constant (size: 8, align: 8) {
 296                ╾───────alloc96───────╼                         │ ╾──────╼
 297            }
 298
 299 error: any use of this value will cause an error
 300   --> $DIR/const-pointer-values-in-various-types.rs:125:43
 301    |
 302 LL |     const STR_BOOL_UNION: bool = unsafe { Nonsense { stringy: "3" }.truthy_falsey };
 303    |     --------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 304    |                                           |
 305    |                                           unable to turn pointer into raw bytes
 306    |
 307    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 308    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 309
 310 error: any use of this value will cause an error
 311   --> $DIR/const-pointer-values-in-various-types.rs:129:43
 312    |
 313 LL |     const STR_CHAR_UNION: char = unsafe { Nonsense { stringy: "3" }.character };
 314    |     --------------------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
 315    |                                           |
 316    |                                           unable to turn pointer into raw bytes
 317    |
 318    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
 319    = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>
 320
 321 error: aborting due to 29 previous errors
 322
 323 For more information about this error, try `rustc --explain E0080`.