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Diffstat (limited to 'tests/ui/consts/ptr_comparisons.stderr')
-rw-r--r-- | tests/ui/consts/ptr_comparisons.stderr | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/tests/ui/consts/ptr_comparisons.stderr b/tests/ui/consts/ptr_comparisons.stderr new file mode 100644 index 000000000..fea924d12 --- /dev/null +++ b/tests/ui/consts/ptr_comparisons.stderr @@ -0,0 +1,40 @@ +error[E0080]: evaluation of constant value failed + --> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL + | + = note: out-of-bounds pointer arithmetic: alloc3 has size $WORD, so pointer to $TWO_WORDS bytes starting at offset 0 is out-of-bounds + | +note: inside `ptr::const_ptr::<impl *const usize>::offset` + --> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL +note: inside `_` + --> $DIR/ptr_comparisons.rs:50:34 + | +LL | const _: *const usize = unsafe { (FOO as *const usize).offset(2) }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error[E0080]: evaluation of constant value failed + --> $DIR/ptr_comparisons.rs:53:33 + | +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[E0080]: evaluation of constant value failed + --> $DIR/ptr_comparisons.rs:57:27 + | +LL | const _: usize = unsafe { std::mem::transmute::<*const usize, usize>(FOO) + 4 }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes + | + = 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[E0080]: evaluation of constant value failed + --> $DIR/ptr_comparisons.rs:61:27 + | +LL | const _: usize = unsafe { *std::mem::transmute::<&&usize, &usize>(&FOO) + 4 }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unable to turn pointer into raw bytes + | + = 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`. |