diff options
Diffstat (limited to 'src/test/ui/consts/ptr_comparisons.stderr')
| -rw-r--r-- | src/test/ui/consts/ptr_comparisons.stderr | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/test/ui/consts/ptr_comparisons.stderr b/src/test/ui/consts/ptr_comparisons.stderr new file mode 100644 index 000000000..1d47f243f --- /dev/null +++ b/src/test/ui/consts/ptr_comparisons.stderr @@ -0,0 +1,72 @@ +error[E0080]: evaluation of constant value failed + --> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL + | +LL | unsafe { intrinsics::offset(self, count) } + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | | + | out-of-bounds pointer arithmetic: alloc3 has size $WORD, so pointer to $TWO_WORDS bytes starting at offset 0 is out-of-bounds + | inside `ptr::const_ptr::<impl *const usize>::offset` at $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL + | + ::: $DIR/ptr_comparisons.rs:58:34 + | +LL | const _: *const usize = unsafe { (FOO as *const usize).offset(2) }; + | ------------------------------- inside `_` at $DIR/ptr_comparisons.rs:58:34 + +error[E0080]: evaluation of constant value failed + --> $DIR/ptr_comparisons.rs:61:33 + | +LL | unsafe { std::ptr::addr_of!((*(FOO as *const usize as *const [u8; 1000]))[999]) }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ dereferencing pointer failed: alloc3 has size $WORD, so pointer to 1000 bytes starting at offset 0 is out-of-bounds + +error: any use of this value will cause an error + --> $DIR/ptr_comparisons.rs:65:27 + | +LL | const _: usize = unsafe { std::mem::transmute::<*const usize, usize>(FOO) + 4 }; + | -------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 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/ptr_comparisons.rs:70:27 + | +LL | const _: usize = unsafe { *std::mem::transmute::<&&usize, &usize>(&FOO) + 4 }; + | -------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 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: aborting due to 4 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/ptr_comparisons.rs:65:27 + | +LL | const _: usize = unsafe { std::mem::transmute::<*const usize, usize>(FOO) + 4 }; + | -------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 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/ptr_comparisons.rs:70:27 + | +LL | const _: usize = unsafe { *std::mem::transmute::<&&usize, &usize>(&FOO) + 4 }; + | -------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 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 + |