diff options
Diffstat (limited to 'src/test/ui/consts/const-eval/ub-ref-ptr.64bit.stderr')
| -rw-r--r-- | src/test/ui/consts/const-eval/ub-ref-ptr.64bit.stderr | 114 |
1 files changed, 20 insertions, 94 deletions
diff --git a/src/test/ui/consts/const-eval/ub-ref-ptr.64bit.stderr b/src/test/ui/consts/const-eval/ub-ref-ptr.64bit.stderr index bc2aa12a2..5ffb710d4 100644 --- a/src/test/ui/consts/const-eval/ub-ref-ptr.64bit.stderr +++ b/src/test/ui/consts/const-eval/ub-ref-ptr.64bit.stderr @@ -42,60 +42,47 @@ LL | const NULL_BOX: Box<u16> = unsafe { mem::transmute(0usize) }; 00 00 00 00 00 00 00 00 │ ........ } -error: any use of this value will cause an error +error[E0080]: evaluation of constant value failed --> $DIR/ub-ref-ptr.rs:31:1 | LL | const REF_AS_USIZE: usize = unsafe { mem::transmute(&0) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes | - = note: `#[deny(const_err)]` on by default - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> = 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: any use of this value will cause an error - --> $DIR/ub-ref-ptr.rs:35:39 +error[E0080]: evaluation of constant value failed + --> $DIR/ub-ref-ptr.rs:34:39 | LL | const REF_AS_USIZE_SLICE: &[usize] = &[unsafe { mem::transmute(&0) }]; - | ---------------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes | - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> = 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: any use of this value will cause an error - --> $DIR/ub-ref-ptr.rs:35:38 +error[E0080]: evaluation of constant value failed + --> $DIR/ub-ref-ptr.rs:34:38 | LL | const REF_AS_USIZE_SLICE: &[usize] = &[unsafe { mem::transmute(&0) }]; - | ---------------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ referenced constant has errors - | - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ referenced constant has errors -error: any use of this value will cause an error - --> $DIR/ub-ref-ptr.rs:41:86 +error[E0080]: evaluation of constant value failed + --> $DIR/ub-ref-ptr.rs:38:86 | LL | const REF_AS_USIZE_BOX_SLICE: Box<[usize]> = unsafe { mem::transmute::<&[usize], _>(&[mem::transmute(&0)]) }; - | ------------------------------------------ ^^^^^^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes + | ^^^^^^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes | - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> = 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: any use of this value will cause an error - --> $DIR/ub-ref-ptr.rs:41:85 +error[E0080]: evaluation of constant value failed + --> $DIR/ub-ref-ptr.rs:38:85 | LL | const REF_AS_USIZE_BOX_SLICE: Box<[usize]> = unsafe { mem::transmute::<&[usize], _>(&[mem::transmute(&0)]) }; - | ------------------------------------------ ^^^^^^^^^^^^^^^^^^^^^ referenced constant has errors - | - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> + | ^^^^^^^^^^^^^^^^^^^^^ referenced constant has errors error[E0080]: it is undefined behavior to use this value - --> $DIR/ub-ref-ptr.rs:47:1 + --> $DIR/ub-ref-ptr.rs:42:1 | LL | const USIZE_AS_REF: &'static u8 = unsafe { mem::transmute(1337usize) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a dangling reference (address 0x539 is unallocated) @@ -106,7 +93,7 @@ LL | const USIZE_AS_REF: &'static u8 = unsafe { mem::transmute(1337usize) }; } error[E0080]: it is undefined behavior to use this value - --> $DIR/ub-ref-ptr.rs:50:1 + --> $DIR/ub-ref-ptr.rs:45:1 | LL | const USIZE_AS_BOX: Box<u8> = unsafe { mem::transmute(1337usize) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a dangling box (address 0x539 is unallocated) @@ -117,13 +104,13 @@ LL | const USIZE_AS_BOX: Box<u8> = unsafe { mem::transmute(1337usize) }; } error[E0080]: evaluation of constant value failed - --> $DIR/ub-ref-ptr.rs:53:41 + --> $DIR/ub-ref-ptr.rs:48:41 | LL | const UNINIT_PTR: *const i32 = unsafe { MaybeUninit { uninit: () }.init }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ using uninitialized data, but this operation requires initialized memory error[E0080]: it is undefined behavior to use this value - --> $DIR/ub-ref-ptr.rs:57:1 + --> $DIR/ub-ref-ptr.rs:52:1 | LL | const NULL_FN_PTR: fn() = unsafe { mem::transmute(0usize) }; | ^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered null pointer, but expected a function pointer @@ -134,13 +121,13 @@ LL | const NULL_FN_PTR: fn() = unsafe { mem::transmute(0usize) }; } error[E0080]: evaluation of constant value failed - --> $DIR/ub-ref-ptr.rs:59:38 + --> $DIR/ub-ref-ptr.rs:54:38 | LL | const UNINIT_FN_PTR: fn() = unsafe { MaybeUninit { uninit: () }.init }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ using uninitialized data, but this operation requires initialized memory error[E0080]: it is undefined behavior to use this value - --> $DIR/ub-ref-ptr.rs:62:1 + --> $DIR/ub-ref-ptr.rs:57:1 | LL | const DANGLING_FN_PTR: fn() = unsafe { mem::transmute(13usize) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered 0xd[noalloc], but expected a function pointer @@ -151,7 +138,7 @@ LL | const DANGLING_FN_PTR: fn() = unsafe { mem::transmute(13usize) }; } error[E0080]: it is undefined behavior to use this value - --> $DIR/ub-ref-ptr.rs:64:1 + --> $DIR/ub-ref-ptr.rs:59:1 | LL | const DATA_FN_PTR: fn() = unsafe { mem::transmute(&13) }; | ^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered alloc41, but expected a function pointer @@ -164,64 +151,3 @@ LL | const DATA_FN_PTR: fn() = unsafe { mem::transmute(&13) }; error: aborting due to 16 previous errors For more information about this error, try `rustc --explain E0080`. -Future incompatibility report: Future breakage diagnostic: -error: any use of this value will cause an error - --> $DIR/ub-ref-ptr.rs:31:1 - | -LL | const REF_AS_USIZE: usize = unsafe { mem::transmute(&0) }; - | ^^^^^^^^^^^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes - | - = note: `#[deny(const_err)]` on by default - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - = 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 - -Future breakage diagnostic: -error: any use of this value will cause an error - --> $DIR/ub-ref-ptr.rs:35:39 - | -LL | const REF_AS_USIZE_SLICE: &[usize] = &[unsafe { mem::transmute(&0) }]; - | ---------------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes - | - = note: `#[deny(const_err)]` on by default - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - = 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 - -Future breakage diagnostic: -error: any use of this value will cause an error - --> $DIR/ub-ref-ptr.rs:35:38 - | -LL | const REF_AS_USIZE_SLICE: &[usize] = &[unsafe { mem::transmute(&0) }]; - | ---------------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ referenced constant has errors - | - = note: `#[deny(const_err)]` on by default - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - -Future breakage diagnostic: -error: any use of this value will cause an error - --> $DIR/ub-ref-ptr.rs:41:86 - | -LL | const REF_AS_USIZE_BOX_SLICE: Box<[usize]> = unsafe { mem::transmute::<&[usize], _>(&[mem::transmute(&0)]) }; - | ------------------------------------------ ^^^^^^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes - | - = note: `#[deny(const_err)]` on by default - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - = 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 - -Future breakage diagnostic: -error: any use of this value will cause an error - --> $DIR/ub-ref-ptr.rs:41:85 - | -LL | const REF_AS_USIZE_BOX_SLICE: Box<[usize]> = unsafe { mem::transmute::<&[usize], _>(&[mem::transmute(&0)]) }; - | ------------------------------------------ ^^^^^^^^^^^^^^^^^^^^^ referenced constant has errors - | - = note: `#[deny(const_err)]` on by default - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - |