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error[E0080]: evaluation of constant value failed
--> $DIR/detect-extra-ub.rs:9:20
|
LL | let _x: bool = transmute(3u8);
| ^^^^^^^^^^^^^^ constructing invalid value: encountered 0x03, but expected a boolean
error[E0080]: evaluation of constant value failed
--> $DIR/detect-extra-ub.rs:15:21
|
LL | let _x: usize = transmute(&3u8);
| ^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes
|
= help: this code performed an operation that depends on the underlying bytes representing a pointer
= help: the absolute address of a pointer is not known at compile-time, so such operations are not supported
error[E0080]: evaluation of constant value failed
--> $DIR/detect-extra-ub.rs:21:30
|
LL | let _x: (usize, usize) = transmute(x);
| ^^^^^^^^^^^^ unable to turn pointer into raw bytes
|
= help: this code performed an operation that depends on the underlying bytes representing a pointer
= help: the absolute address of a pointer is not known at compile-time, so such operations are not supported
error[E0080]: evaluation of constant value failed
--> $DIR/detect-extra-ub.rs:26:20
|
LL | let _x: &u32 = transmute(&[0u8; 4]);
| ^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered an unaligned reference (required 4 byte alignment but found 1)
error[E0080]: evaluation of constant value failed
--> $SRC_DIR/core/src/ptr/mod.rs:LL:COL
|
LL | copy_nonoverlapping(src, tmp.as_mut_ptr(), 1);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ accessing memory with alignment 1, but alignment 4 is required
|
note: inside `std::ptr::read::<u32>`
--> $SRC_DIR/core/src/ptr/mod.rs:LL:COL
|
LL | copy_nonoverlapping(src, tmp.as_mut_ptr(), 1);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
note: inside `ptr::const_ptr::<impl *const u32>::read`
--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
|
LL | unsafe { read(self) }
| ^^^^^^^^^^
note: inside `INNER`
--> $DIR/detect-extra-ub.rs:38:9
|
LL | ptr.read();
| ^^^^^^^^^^
note: erroneous constant used
--> $DIR/detect-extra-ub.rs:32:5
|
LL | INNER;
| ^^^^^
error: aborting due to 5 previous errors
For more information about this error, try `rustc --explain E0080`.
|
