| 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 `std::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) } |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ptr_offset_from` called on different pointers without provenance (i.e., without an associated allocation) |
| |
| 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`: ALLOC0 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`: ALLOC1 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`: ALLOC2 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: `ptr_offset_from` called on different pointers without provenance (i.e., without an associated allocation) |
| | |
| note: inside `std::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: `ptr_offset_from` called on different pointers without provenance (i.e., without an associated allocation) |
| | |
| note: inside `std::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`. |