error[E0080]: evaluation of constant value failed --> $DIR/detect-extra-ub.rs:29:20 | 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:35:21 | LL | let _x: usize = transmute(&3u8); | ^^^^^^^^^^^^^^^ constructing invalid value: encountered a pointer, but expected an integer | = 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:41:28 | LL | let _x: PtrSizedEnum = transmute(&3u8); | ^^^^^^^^^^^^^^^ constructing invalid value at .: encountered a pointer, but expected an integer | = 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:48:30 | LL | let _x: (usize, usize) = transmute(x); | ^^^^^^^^^^^^ constructing invalid value at .0: encountered a pointer, but expected an integer | = 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:54:20 | 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 --> $DIR/detect-extra-ub.rs:62:13 | LL | let v = *addr_of!(data).cast::(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value at .: encountered an uninhabited enum variant error[E0080]: evaluation of constant value failed --> $DIR/detect-extra-ub.rs:82:16 | LL | let _val = *(&mem as *const Align as *const [*const u8; 2]); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value at [0]: encountered a partial pointer or a mix of pointers | = 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:97:16 | LL | let _val = &*slice; | ^^^^^^^ constructing invalid value: encountered invalid reference metadata: slice is bigger than largest supported object error: aborting due to 8 previous errors For more information about this error, try `rustc --explain E0080`.