| error: this conflicts with another representation hint |
| --> tests/ui-stable/struct.rs:133:11 |
| | |
| 133 | #[repr(C, C)] // zerocopy-derive conservatively treats these as conflicting reprs |
| | ^ |
| |
| error: must have a non-align #[repr(...)] attribute in order to guarantee this type's memory layout |
| --> tests/ui-stable/struct.rs:138:10 |
| | |
| 138 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ |
| | |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error: must have a non-align #[repr(...)] attribute in order to guarantee this type's memory layout |
| --> tests/ui-stable/struct.rs:143:10 |
| | |
| 143 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ |
| | |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error: must have a non-align #[repr(...)] attribute in order to guarantee this type's memory layout |
| --> tests/ui-stable/struct.rs:166:10 |
| | |
| 166 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ |
| | |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error: cannot derive `Unaligned` on type with alignment greater than 1 |
| --> tests/ui-stable/struct.rs:177:11 |
| | |
| 177 | #[repr(C, align(2))] |
| | ^^^^^ |
| |
| error: this conflicts with another representation hint |
| --> tests/ui-stable/struct.rs:181:8 |
| | |
| 181 | #[repr(transparent, align(2))] |
| | ^^^^^^^^^^^ |
| |
| error: this conflicts with another representation hint |
| --> tests/ui-stable/struct.rs:187:16 |
| | |
| 187 | #[repr(packed, align(2))] |
| | ^^^^^ |
| |
| error: this conflicts with another representation hint |
| --> tests/ui-stable/struct.rs:191:18 |
| | |
| 191 | #[repr(align(1), align(2))] |
| | ^^^^^ |
| |
| error: this conflicts with another representation hint |
| --> tests/ui-stable/struct.rs:195:18 |
| | |
| 195 | #[repr(align(2), align(4))] |
| | ^^^^^ |
| |
| error: must have #[repr(C)], #[repr(transparent)], or #[repr(packed)] attribute in order to guarantee this type's alignment |
| --> tests/ui-stable/struct.rs:198:10 |
| | |
| 198 | #[derive(Unaligned)] |
| | ^^^^^^^^^ |
| | |
| = note: this error originates in the derive macro `Unaligned` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error: must have #[repr(C)], #[repr(transparent)], or #[repr(packed)] attribute in order to guarantee this type's alignment |
| --> tests/ui-stable/struct.rs:201:10 |
| | |
| 201 | #[derive(Unaligned)] |
| | ^^^^^^^^^ |
| | |
| = note: this error originates in the derive macro `Unaligned` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error: this conflicts with another representation hint |
| --> tests/ui-stable/struct.rs:211:8 |
| | |
| 211 | #[repr(C, packed(2))] |
| | ^ |
| |
| error[E0692]: transparent struct cannot have other repr hints |
| --> tests/ui-stable/struct.rs:181:8 |
| | |
| 181 | #[repr(transparent, align(2))] |
| | ^^^^^^^^^^^ ^^^^^^^^ |
| |
| error[E0277]: the size for values of type `[u8]` cannot be known at compilation time |
| --> tests/ui-stable/struct.rs:31:10 |
| | |
| 31 | #[derive(KnownLayout)] |
| | ^^^^^^^^^^^ doesn't have a size known at compile-time |
| | |
| = help: within `KL00`, the trait `Sized` is not implemented for `[u8]`, which is required by `KL00: Sized` |
| note: required because it appears within the type `KL00` |
| --> tests/ui-stable/struct.rs:32:8 |
| | |
| 32 | struct KL00(u8, NotKnownLayoutDst); |
| | ^^^^ |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `KnownLayout` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0277]: the size for values of type `[u8]` cannot be known at compilation time |
| --> tests/ui-stable/struct.rs:36:10 |
| | |
| 36 | #[derive(KnownLayout)] |
| | ^^^^^^^^^^^ doesn't have a size known at compile-time |
| | |
| = help: within `KL02`, the trait `Sized` is not implemented for `[u8]`, which is required by `KL02: Sized` |
| note: required because it appears within the type `KL02` |
| --> tests/ui-stable/struct.rs:37:8 |
| | |
| 37 | struct KL02(u8, [u8]); |
| | ^^^^ |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `KnownLayout` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0277]: the trait bound `NotKnownLayoutDst: zerocopy::KnownLayout` is not satisfied |
| --> tests/ui-stable/struct.rs:41:10 |
| | |
| 41 | #[derive(KnownLayout)] |
| | ^^^^^^^^^^^ the trait `zerocopy::KnownLayout` is not implemented for `NotKnownLayoutDst` |
| | |
| = note: Consider adding `#[derive(KnownLayout)]` to `NotKnownLayoutDst` |
| = help: the following other types implement trait `zerocopy::KnownLayout`: |
| &T |
| &mut T |
| () |
| *const T |
| *mut T |
| AU16 |
| AtomicBool |
| AtomicI16 |
| and $N others |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `KnownLayout` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0277]: the trait bound `NotKnownLayout: zerocopy::KnownLayout` is not satisfied |
| --> tests/ui-stable/struct.rs:47:10 |
| | |
| 47 | #[derive(KnownLayout)] |
| | ^^^^^^^^^^^ the trait `zerocopy::KnownLayout` is not implemented for `NotKnownLayout` |
| | |
| = note: Consider adding `#[derive(KnownLayout)]` to `NotKnownLayout` |
| = help: the following other types implement trait `zerocopy::KnownLayout`: |
| &T |
| &mut T |
| () |
| *const T |
| *mut T |
| AU16 |
| AtomicBool |
| AtomicI16 |
| and $N others |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `KnownLayout` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0277]: the trait bound `UnsafeCell<()>: zerocopy::Immutable` is not satisfied |
| --> tests/ui-stable/struct.rs:55:10 |
| | |
| 55 | #[derive(Immutable)] |
| | ^^^^^^^^^ the trait `zerocopy::Immutable` is not implemented for `UnsafeCell<()>` |
| | |
| = note: Consider adding `#[derive(Immutable)]` to `UnsafeCell<()>` |
| = help: the following other types implement trait `zerocopy::Immutable`: |
| &T |
| &mut T |
| () |
| *const T |
| *mut T |
| AU16 |
| F32<O> |
| F64<O> |
| and $N others |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `Immutable` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0277]: the trait bound `UnsafeCell<u8>: zerocopy::Immutable` is not satisfied |
| --> tests/ui-stable/struct.rs:60:10 |
| | |
| 60 | #[derive(Immutable)] |
| | ^^^^^^^^^ the trait `zerocopy::Immutable` is not implemented for `UnsafeCell<u8>`, which is required by `[UnsafeCell<u8>; 0]: zerocopy::Immutable` |
| | |
| = note: Consider adding `#[derive(Immutable)]` to `UnsafeCell<u8>` |
| = help: the following other types implement trait `zerocopy::Immutable`: |
| &T |
| &mut T |
| () |
| *const T |
| *mut T |
| AU16 |
| F32<O> |
| F64<O> |
| and $N others |
| = note: required for `[UnsafeCell<u8>; 0]` to implement `zerocopy::Immutable` |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `Immutable` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0588]: packed type cannot transitively contain a `#[repr(align)]` type |
| --> tests/ui-stable/struct.rs:71:1 |
| | |
| 71 | struct TryFromBytesPacked { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: `AU16` has a `#[repr(align)]` attribute |
| --> tests/ui-stable/../include.rs |
| | |
| | pub struct AU16(pub u16); |
| | ^^^^^^^^^^^^^^^ |
| |
| error[E0588]: packed type cannot transitively contain a `#[repr(align)]` type |
| --> tests/ui-stable/struct.rs:77:1 |
| | |
| 77 | struct TryFromBytesPackedN { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: `AU16` has a `#[repr(align)]` attribute |
| --> tests/ui-stable/../include.rs |
| | |
| | pub struct AU16(pub u16); |
| | ^^^^^^^^^^^^^^^ |
| |
| error[E0588]: packed type cannot transitively contain a `#[repr(align)]` type |
| --> tests/ui-stable/struct.rs:83:1 |
| | |
| 83 | struct TryFromBytesCPacked { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: `AU16` has a `#[repr(align)]` attribute |
| --> tests/ui-stable/../include.rs |
| | |
| | pub struct AU16(pub u16); |
| | ^^^^^^^^^^^^^^^ |
| |
| error[E0588]: packed type cannot transitively contain a `#[repr(align)]` type |
| --> tests/ui-stable/struct.rs:89:1 |
| | |
| 89 | struct TryFromBytesCPackedN { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: `AU16` has a `#[repr(align)]` attribute |
| --> tests/ui-stable/../include.rs |
| | |
| | pub struct AU16(pub u16); |
| | ^^^^^^^^^^^^^^^ |
| |
| error[E0277]: the trait bound `AU16: Unaligned` is not satisfied |
| --> tests/ui-stable/struct.rs:100:10 |
| | |
| 100 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ the trait `Unaligned` is not implemented for `AU16` |
| | |
| = note: Consider adding `#[derive(Unaligned)]` to `AU16` |
| = help: the following other types implement trait `Unaligned`: |
| () |
| AtomicBool |
| AtomicI8 |
| AtomicU8 |
| F32<O> |
| F64<O> |
| I128<O> |
| I16<O> |
| and $N others |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0277]: `IntoBytes2` has inter-field padding |
| --> tests/ui-stable/struct.rs:107:10 |
| | |
| 107 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ types with padding cannot implement `IntoBytes` |
| | |
| = help: the trait `PaddingFree<IntoBytes2, true>` is not implemented for `()` |
| = note: consider using `zerocopy::Unalign` to lower the alignment of individual fields |
| = note: consider adding explicit fields where padding would be |
| = note: consider using `#[repr(packed)]` to remove inter-field padding |
| = help: the trait `PaddingFree<IntoBytes2, false>` is implemented for `()` |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0277]: `IntoBytes3` has inter-field padding |
| --> tests/ui-stable/struct.rs:114:10 |
| | |
| 114 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ types with padding cannot implement `IntoBytes` |
| | |
| = help: the trait `PaddingFree<IntoBytes3, true>` is not implemented for `()` |
| = note: consider using `zerocopy::Unalign` to lower the alignment of individual fields |
| = note: consider adding explicit fields where padding would be |
| = note: consider using `#[repr(packed)]` to remove inter-field padding |
| = help: the trait `PaddingFree<IntoBytes3, false>` is implemented for `()` |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0277]: the size for values of type `[u8]` cannot be known at compilation time |
| --> tests/ui-stable/struct.rs:125:10 |
| | |
| 125 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ doesn't have a size known at compile-time |
| | |
| = help: within `IntoBytes4`, the trait `Sized` is not implemented for `[u8]`, which is required by `IntoBytes4: macro_util::__size_of::Sized` |
| note: required because it appears within the type `IntoBytes4` |
| --> tests/ui-stable/struct.rs:127:8 |
| | |
| 127 | struct IntoBytes4 { |
| | ^^^^^^^^^^ |
| = note: required for `IntoBytes4` to implement `macro_util::__size_of::Sized` |
| note: required by a bound in `macro_util::__size_of::size_of` |
| --> $WORKSPACE/src/util/macro_util.rs |
| | |
| | pub const fn size_of<T: Sized + ?core::marker::Sized>() -> usize { |
| | ^^^^^ required by this bound in `size_of` |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0277]: `[u8]` is unsized |
| --> tests/ui-stable/struct.rs:129:8 |
| | |
| 129 | b: [u8], |
| | ^^^^ `IntoBytes` needs all field types to be `Sized` in order to determine whether there is inter-field padding |
| | |
| = help: the trait `Sized` is not implemented for `[u8]`, which is required by `[u8]: macro_util::__size_of::Sized` |
| = note: consider using `#[repr(packed)]` to remove inter-field padding |
| = note: `IntoBytes` does not require the fields of `#[repr(packed)]` types to be `Sized` |
| = note: required for `[u8]` to implement `macro_util::__size_of::Sized` |
| note: required by a bound in `macro_util::__size_of::size_of` |
| --> $WORKSPACE/src/util/macro_util.rs |
| | |
| | pub const fn size_of<T: Sized + ?core::marker::Sized>() -> usize { |
| | ^^^^^ required by this bound in `size_of` |
| |
| error[E0587]: type has conflicting packed and align representation hints |
| --> tests/ui-stable/struct.rs:188:1 |
| | |
| 188 | struct Unaligned3; |
| | ^^^^^^^^^^^^^^^^^ |
| |
| error[E0277]: the trait bound `AU16: Unaligned` is not satisfied |
| --> tests/ui-stable/struct.rs:161:28 |
| | |
| 161 | is_into_bytes_11::<IntoBytes11<AU16>>(); |
| | ^^^^^^^^^^^^^^^^^ the trait `Unaligned` is not implemented for `AU16`, which is required by `IntoBytes11<AU16>: zerocopy::IntoBytes` |
| | |
| = note: Consider adding `#[derive(Unaligned)]` to `AU16` |
| = help: the following other types implement trait `Unaligned`: |
| () |
| AtomicBool |
| AtomicI8 |
| AtomicU8 |
| F32<O> |
| F64<O> |
| I128<O> |
| I16<O> |
| and $N others |
| note: required for `IntoBytes11<AU16>` to implement `zerocopy::IntoBytes` |
| --> tests/ui-stable/struct.rs:150:10 |
| | |
| 150 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ unsatisfied trait bound introduced in this `derive` macro |
| note: required by a bound in `is_into_bytes_11` |
| --> tests/ui-stable/struct.rs:159:24 |
| | |
| 159 | fn is_into_bytes_11<T: IntoBytes>() { |
| | ^^^^^^^^^ required by this bound in `is_into_bytes_11` |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
