diff options
Diffstat (limited to 'tests/ui/pin_project/unaligned_references.stderr')
| -rw-r--r-- | tests/ui/pin_project/unaligned_references.stderr | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/ui/pin_project/unaligned_references.stderr b/tests/ui/pin_project/unaligned_references.stderr new file mode 100644 index 0000000..8d5ddfc --- /dev/null +++ b/tests/ui/pin_project/unaligned_references.stderr @@ -0,0 +1,26 @@ +error: reference to packed field is unaligned + --> tests/ui/pin_project/unaligned_references.rs:17:13 + | +17 | let _ = &a.f; //~ ERROR reference to packed field is unaligned + | ^^^^ + | +note: the lint level is defined here + --> tests/ui/pin_project/unaligned_references.rs:1:11 + | +1 | #![forbid(unaligned_references)] + | ^^^^^^^^^^^^^^^^^^^^ + = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> + = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) + = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) + +error: reference to packed field is unaligned + --> tests/ui/pin_project/unaligned_references.rs:20:13 + | +20 | let _ = &b.f; //~ ERROR reference to packed field is unaligned + | ^^^^ + | + = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> + = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) + = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) |