mirror of https://github.com/rust-lang/rust
160 lines
6.5 KiB
Plaintext
160 lines
6.5 KiB
Plaintext
error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: overflowing in-bounds pointer arithmetic
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note: inside `std::ptr::const_ptr::<impl *const u8>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `BEFORE_START`
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--> $DIR/offset_ub.rs:7:46
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LL | pub const BEFORE_START: *const u8 = unsafe { (&0u8 as *const u8).offset(-1) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: out-of-bounds pointer arithmetic: ALLOC0 has size 1, so pointer to 2 bytes starting at offset 0 is out-of-bounds
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note: inside `std::ptr::const_ptr::<impl *const u8>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `AFTER_END`
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--> $DIR/offset_ub.rs:8:43
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LL | pub const AFTER_END: *const u8 = unsafe { (&0u8 as *const u8).offset(2) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: out-of-bounds pointer arithmetic: ALLOC1 has size 100, so pointer to 101 bytes starting at offset 0 is out-of-bounds
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note: inside `std::ptr::const_ptr::<impl *const u8>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `AFTER_ARRAY`
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--> $DIR/offset_ub.rs:9:45
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LL | pub const AFTER_ARRAY: *const u8 = unsafe { [0u8; 100].as_ptr().offset(101) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: overflowing in-bounds pointer arithmetic
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note: inside `std::ptr::const_ptr::<impl *const u16>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `OVERFLOW`
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--> $DIR/offset_ub.rs:11:43
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LL | pub const OVERFLOW: *const u16 = unsafe { [0u16; 1].as_ptr().offset(isize::MAX) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: overflowing in-bounds pointer arithmetic
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note: inside `std::ptr::const_ptr::<impl *const u16>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `UNDERFLOW`
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--> $DIR/offset_ub.rs:12:44
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LL | pub const UNDERFLOW: *const u16 = unsafe { [0u16; 1].as_ptr().offset(isize::MIN) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: overflowing in-bounds pointer arithmetic
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note: inside `std::ptr::const_ptr::<impl *const u8>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `OVERFLOW_ADDRESS_SPACE`
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--> $DIR/offset_ub.rs:13:56
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LL | pub const OVERFLOW_ADDRESS_SPACE: *const u8 = unsafe { (usize::MAX as *const u8).offset(2) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: overflowing in-bounds pointer arithmetic
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note: inside `std::ptr::const_ptr::<impl *const u8>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `UNDERFLOW_ADDRESS_SPACE`
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--> $DIR/offset_ub.rs:14:57
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LL | pub const UNDERFLOW_ADDRESS_SPACE: *const u8 = unsafe { (1 as *const u8).offset(-2) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: out-of-bounds pointer arithmetic: ALLOC2 has size 1, so pointer to 2 bytes starting at offset -4 is out-of-bounds
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note: inside `std::ptr::const_ptr::<impl *const u8>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `NEGATIVE_OFFSET`
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--> $DIR/offset_ub.rs:15:49
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LL | pub const NEGATIVE_OFFSET: *const u8 = unsafe { [0u8; 1].as_ptr().wrapping_offset(-2).offset(-2) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: out-of-bounds pointer arithmetic: ALLOC3 has size 0, so pointer to 1 byte starting at offset 0 is out-of-bounds
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note: inside `std::ptr::const_ptr::<impl *const u8>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `ZERO_SIZED_ALLOC`
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--> $DIR/offset_ub.rs:17:50
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LL | pub const ZERO_SIZED_ALLOC: *const u8 = unsafe { [0u8; 0].as_ptr().offset(1) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/mut_ptr.rs:LL:COL
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= note: out-of-bounds pointer arithmetic: 0x1[noalloc] is a dangling pointer (it has no provenance)
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note: inside `std::ptr::mut_ptr::<impl *mut u8>::offset`
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--> $SRC_DIR/core/src/ptr/mut_ptr.rs:LL:COL
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note: inside `DANGLING`
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--> $DIR/offset_ub.rs:18:42
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LL | pub const DANGLING: *const u8 = unsafe { ptr::NonNull::<u8>::dangling().as_ptr().offset(4) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: out-of-bounds pointer arithmetic: null pointer is a dangling pointer (it has no provenance)
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note: inside `std::ptr::const_ptr::<impl *const u8>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `NULL_OFFSET_ZERO`
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--> $DIR/offset_ub.rs:21:50
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LL | pub const NULL_OFFSET_ZERO: *const u8 = unsafe { ptr::null::<u8>().offset(0) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error[E0080]: evaluation of constant value failed
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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= note: out-of-bounds pointer arithmetic: 0x7f..f[noalloc] is a dangling pointer (it has no provenance)
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note: inside `std::ptr::const_ptr::<impl *const u8>::offset`
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--> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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note: inside `UNDERFLOW_ABS`
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--> $DIR/offset_ub.rs:24:47
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LL | pub const UNDERFLOW_ABS: *const u8 = unsafe { (usize::MAX as *const u8).offset(isize::MIN) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: aborting due to 12 previous errors
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For more information about this error, try `rustc --explain E0080`.
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