diff options
Diffstat (limited to 'tests/ui/lint/unaligned_references_external_macro.stderr')
| -rw-r--r-- | tests/ui/lint/unaligned_references_external_macro.stderr | 47 |
1 files changed, 2 insertions, 45 deletions
diff --git a/tests/ui/lint/unaligned_references_external_macro.stderr b/tests/ui/lint/unaligned_references_external_macro.stderr index c46ca6742..5b08f433e 100644 --- a/tests/ui/lint/unaligned_references_external_macro.stderr +++ b/tests/ui/lint/unaligned_references_external_macro.stderr @@ -1,8 +1,7 @@ -error: reference to packed field is unaligned +error[E0793]: reference to packed field is unaligned --> $DIR/unaligned_references_external_macro.rs:5:1 | LL | / unaligned_references_external_crate::mac! { -LL | | LL | | #[repr(packed)] LL | | pub struct X { LL | | pub field: u16 @@ -10,52 +9,10 @@ LL | | } LL | | } | |_^ | - = 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) -note: the lint level is defined here - --> $DIR/unaligned_references_external_macro.rs:5:1 - | -LL | / unaligned_references_external_crate::mac! { -LL | | -LL | | #[repr(packed)] -LL | | pub struct X { -LL | | pub field: u16 -LL | | } -LL | | } - | |_^ = note: this error originates in the macro `unaligned_references_external_crate::mac` (in Nightly builds, run with -Z macro-backtrace for more info) error: aborting due to previous error -Future incompatibility report: Future breakage diagnostic: -error: reference to packed field is unaligned - --> $DIR/unaligned_references_external_macro.rs:5:1 - | -LL | / unaligned_references_external_crate::mac! { -LL | | -LL | | #[repr(packed)] -LL | | pub struct X { -LL | | pub field: u16 -LL | | } -LL | | } - | |_^ - | - = 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) -note: the lint level is defined here - --> $DIR/unaligned_references_external_macro.rs:5:1 - | -LL | / unaligned_references_external_crate::mac! { -LL | | -LL | | #[repr(packed)] -LL | | pub struct X { -LL | | pub field: u16 -LL | | } -LL | | } - | |_^ - = note: this error originates in the macro `unaligned_references_external_crate::mac` (in Nightly builds, run with -Z macro-backtrace for more info) - +For more information about this error, try `rustc --explain E0793`. |