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|
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:18:27
|
LL | let offset = unsafe { ptr_offset_from(field_ptr, base_ptr) };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ptr_offset_from` called on pointers into different allocations
error[E0080]: evaluation of constant value failed
--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
|
= note: `ptr_offset_from` called on pointers into different allocations
|
note: inside `ptr::const_ptr::<impl *const u8>::offset_from`
--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
note: inside `NOT_PTR`
--> $DIR/offset_from_ub.rs:24:14
|
LL | unsafe { (42 as *const u8).offset_from(&5u8) as usize }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:31:14
|
LL | unsafe { ptr_offset_from(field_ptr, base_ptr as *const u16) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ exact_div: 1_isize cannot be divided by 2_isize without remainder
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:37:14
|
LL | unsafe { ptr_offset_from(ptr, ptr) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^ out-of-bounds `offset_from`: null pointer is a dangling pointer (it has no provenance)
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:44:14
|
LL | unsafe { ptr_offset_from(ptr2, ptr1) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ out-of-bounds `offset_from`: 0x8[noalloc] is a dangling pointer (it has no provenance)
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:53:14
|
LL | unsafe { ptr_offset_from(end_ptr, start_ptr) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ out-of-bounds `offset_from`: alloc17 has size 4, so pointer to 10 bytes starting at offset 0 is out-of-bounds
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:62:14
|
LL | unsafe { ptr_offset_from(start_ptr, end_ptr) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ out-of-bounds `offset_from`: alloc20 has size 4, so pointer to 10 bytes starting at offset 0 is out-of-bounds
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:70:14
|
LL | unsafe { ptr_offset_from(end_ptr, end_ptr) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ out-of-bounds `offset_from`: alloc23 has size 4, so pointer at offset 10 is out-of-bounds
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:79:14
|
LL | unsafe { ptr_offset_from_unsigned(field_ptr, base_ptr) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ptr_offset_from_unsigned` called on pointers into different allocations
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:86:14
|
LL | unsafe { ptr_offset_from(ptr2, ptr1) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ptr_offset_from` called when first pointer is too far ahead of second
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:92:14
|
LL | unsafe { ptr_offset_from(ptr1, ptr2) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ptr_offset_from` called when first pointer is too far before second
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:99:14
|
LL | unsafe { ptr_offset_from_unsigned(p, p.add(2) ) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ptr_offset_from_unsigned` called when first pointer has smaller offset than second: 0 < 8
error[E0080]: evaluation of constant value failed
--> $DIR/offset_from_ub.rs:106:14
|
LL | unsafe { ptr_offset_from_unsigned(ptr2, ptr1) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ptr_offset_from_unsigned` called when first pointer is too far ahead of second
error[E0080]: evaluation of constant value failed
--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
|
= note: out-of-bounds `offset_from`: null pointer is a dangling pointer (it has no provenance)
|
note: inside `ptr::const_ptr::<impl *const u8>::offset_from`
--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
note: inside `OFFSET_VERY_FAR1`
--> $DIR/offset_from_ub.rs:115:14
|
LL | unsafe { ptr2.offset_from(ptr1) }
| ^^^^^^^^^^^^^^^^^^^^^^
error[E0080]: evaluation of constant value failed
--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
|
= note: out-of-bounds `offset_from`: null pointer is a dangling pointer (it has no provenance)
|
note: inside `ptr::const_ptr::<impl *const u8>::offset_from`
--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
note: inside `OFFSET_VERY_FAR2`
--> $DIR/offset_from_ub.rs:121:14
|
LL | unsafe { ptr1.offset_from(ptr2.wrapping_offset(1)) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: aborting due to 15 previous errors
For more information about this error, try `rustc --explain E0080`.
|
