| error: this conflicts with another representation hint |
| --> tests/ui-nightly/struct.rs:167:8 |
| | |
| 167 | #[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-nightly/struct.rs:172:10 |
| | |
| 172 | #[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-nightly/struct.rs:177:10 |
| | |
| 177 | #[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-nightly/struct.rs:200:10 |
| | |
| 200 | #[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-nightly/struct.rs:211:11 |
| | |
| 211 | #[repr(C, align(2))] |
| | ^^^^^^^^ |
| |
| error: this conflicts with another representation hint |
| --> tests/ui-nightly/struct.rs:215:8 |
| | |
| 215 | #[repr(transparent, align(2))] |
| | ^^^^^^^^^^^ |
| |
| error: this conflicts with another representation hint |
| --> tests/ui-nightly/struct.rs:221:8 |
| | |
| 221 | #[repr(packed, align(2))] |
| | ^^^^^^^^^^^^^^^^ |
| |
| error: this conflicts with another representation hint |
| --> tests/ui-nightly/struct.rs:225:8 |
| | |
| 225 | #[repr(align(1), align(2))] |
| | ^^^^^^^^^^^^^^^^^^ |
| |
| error: this conflicts with another representation hint |
| --> tests/ui-nightly/struct.rs:229:8 |
| | |
| 229 | #[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-nightly/struct.rs:232:10 |
| | |
| 232 | #[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-nightly/struct.rs:235:10 |
| | |
| 235 | #[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-nightly/struct.rs:243:19 |
| | |
| 243 | #[repr(packed(2), C)] |
| | ___________________^ |
| 244 | | #[derive(Unaligned)] |
| 245 | | #[repr(C, packed(2))] |
| | |________^ |
| |
| error[E0692]: transparent struct cannot have other repr hints |
| --> tests/ui-nightly/struct.rs:215:8 |
| | |
| 215 | #[repr(transparent, align(2))] |
| | ^^^^^^^^^^^ ^^^^^^^^ |
| |
| error[E0277]: the size for values of type `[u8]` cannot be known at compilation time |
| --> tests/ui-nightly/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]` |
| note: required because it appears within the type `KL00` |
| --> tests/ui-nightly/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) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: the size for values of type `[u8]` cannot be known at compilation time |
| --> tests/ui-nightly/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]` |
| note: required because it appears within the type `KL02` |
| --> tests/ui-nightly/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) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: the trait bound `NotKnownLayoutDst: zerocopy::KnownLayout` is not satisfied |
| --> tests/ui-nightly/struct.rs:41:10 |
| | |
| 41 | #[derive(KnownLayout)] |
| | ^^^^^^^^^^^ unsatisfied trait bound |
| | |
| help: the trait `zerocopy::KnownLayout` is not implemented for `NotKnownLayoutDst` |
| --> tests/ui-nightly/struct.rs:27:1 |
| | |
| 27 | struct NotKnownLayoutDst([u8]); |
| | ^^^^^^^^^^^^^^^^^^^^^^^^ |
| = 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) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: the trait bound `NotKnownLayout: zerocopy::KnownLayout` is not satisfied |
| --> tests/ui-nightly/struct.rs:47:10 |
| | |
| 47 | #[derive(KnownLayout)] |
| | ^^^^^^^^^^^ unsatisfied trait bound |
| | |
| help: the trait `zerocopy::KnownLayout` is not implemented for `NotKnownLayout` |
| --> tests/ui-nightly/struct.rs:25:1 |
| | |
| 25 | struct 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) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: the trait bound `UnsafeCell<()>: zerocopy::Immutable` is not satisfied |
| --> tests/ui-nightly/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) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: the trait bound `UnsafeCell<u8>: zerocopy::Immutable` is not satisfied |
| --> tests/ui-nightly/struct.rs:60:10 |
| | |
| 60 | #[derive(Immutable)] |
| | ^^^^^^^^^ the trait `zerocopy::Immutable` is not implemented for `UnsafeCell<u8>` |
| | |
| = 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) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0588]: packed type cannot transitively contain a `#[repr(align)]` type |
| --> tests/ui-nightly/struct.rs:71:1 |
| | |
| 71 | struct TryFromBytesPacked { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: `AU16` has a `#[repr(align)]` attribute |
| --> tests/ui-nightly/../include.rs |
| | |
| | pub struct AU16(pub u16); |
| | ^^^^^^^^^^^^^^^ |
| |
| error[E0588]: packed type cannot transitively contain a `#[repr(align)]` type |
| --> tests/ui-nightly/struct.rs:77:1 |
| | |
| 77 | struct TryFromBytesPackedN { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: `AU16` has a `#[repr(align)]` attribute |
| --> tests/ui-nightly/../include.rs |
| | |
| | pub struct AU16(pub u16); |
| | ^^^^^^^^^^^^^^^ |
| |
| error[E0588]: packed type cannot transitively contain a `#[repr(align)]` type |
| --> tests/ui-nightly/struct.rs:83:1 |
| | |
| 83 | struct TryFromBytesCPacked { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: `AU16` has a `#[repr(align)]` attribute |
| --> tests/ui-nightly/../include.rs |
| | |
| | pub struct AU16(pub u16); |
| | ^^^^^^^^^^^^^^^ |
| |
| error[E0588]: packed type cannot transitively contain a `#[repr(align)]` type |
| --> tests/ui-nightly/struct.rs:89:1 |
| | |
| 89 | struct TryFromBytesCPackedN { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: `AU16` has a `#[repr(align)]` attribute |
| --> tests/ui-nightly/../include.rs |
| | |
| | pub struct AU16(pub u16); |
| | ^^^^^^^^^^^^^^^ |
| |
| error[E0277]: the trait bound `AU16: zerocopy::Unaligned` is not satisfied |
| --> tests/ui-nightly/struct.rs:100:10 |
| | |
| 100 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ unsatisfied trait bound |
| | |
| help: the trait `zerocopy::Unaligned` is not implemented for `AU16` |
| --> tests/ui-nightly/../include.rs |
| | |
| 63 | pub struct AU16(pub u16); |
| | ^^^^^^^^^^^^^^^ |
| = note: Consider adding `#[derive(Unaligned)]` to `AU16` |
| = help: the following other types implement trait `zerocopy::Unaligned`: |
| () |
| AtomicBool |
| AtomicI8 |
| AtomicU8 |
| Cell<T> |
| F32<O> |
| F64<O> |
| I128<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) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: `IntoBytes2` has 1 total byte(s) of padding |
| --> tests/ui-nightly/struct.rs:107:10 |
| | |
| 107 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ types with padding cannot implement `IntoBytes` |
| | |
| = 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 padding |
| = help: the trait `PaddingFree<IntoBytes2, 1>` is not implemented for `()` |
| but trait `PaddingFree<IntoBytes2, 0>` is implemented for it |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: `IntoBytes3` has 1 total byte(s) of padding |
| --> tests/ui-nightly/struct.rs:114:10 |
| | |
| 114 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ types with padding cannot implement `IntoBytes` |
| | |
| = 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 padding |
| = help: the trait `PaddingFree<IntoBytes3, 1>` is not implemented for `()` |
| but trait `PaddingFree<IntoBytes3, 0>` is implemented for it |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: the size for values of type `[u8]` cannot be known at compilation time |
| --> tests/ui-nightly/struct.rs:130:10 |
| | |
| 130 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ doesn't have a size known at compile-time |
| | |
| = help: within `IntoBytes4`, the trait `Sized` is not implemented for `[u8]` |
| note: required because it appears within the type `IntoBytes4` |
| --> tests/ui-nightly/struct.rs:132:8 |
| | |
| 132 | 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-nightly/struct.rs:134:8 |
| | |
| 134 | b: SliceU8, |
| | ^^^^^^^ `IntoBytes` needs all field types to be `Sized` in order to determine whether there is padding |
| | |
| = help: the trait `Sized` is not implemented for `[u8]` |
| = note: consider using `#[repr(packed)]` to remove 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[E0277]: `IntoBytes5` has one or more padding bytes |
| --> tests/ui-nightly/struct.rs:139:10 |
| | |
| 139 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ types with padding cannot implement `IntoBytes` |
| | |
| = 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 padding |
| = help: the trait `DynamicPaddingFree<IntoBytes5, true>` is not implemented for `()` |
| but trait `DynamicPaddingFree<IntoBytes5, false>` is implemented for it |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: `IntoBytes6` has one or more padding bytes |
| --> tests/ui-nightly/struct.rs:148:10 |
| | |
| 148 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ types with padding cannot implement `IntoBytes` |
| | |
| = 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 padding |
| = help: the trait `DynamicPaddingFree<IntoBytes6, true>` is not implemented for `()` |
| but trait `DynamicPaddingFree<IntoBytes6, false>` is implemented for it |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: `IntoBytes7` has one or more padding bytes |
| --> tests/ui-nightly/struct.rs:158:10 |
| | |
| 158 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ types with padding cannot implement `IntoBytes` |
| | |
| = 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 padding |
| = help: the trait `DynamicPaddingFree<IntoBytes7, true>` is not implemented for `()` |
| but trait `DynamicPaddingFree<IntoBytes7, false>` is implemented for it |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0587]: type has conflicting packed and align representation hints |
| --> tests/ui-nightly/struct.rs:222:1 |
| | |
| 222 | struct Unaligned3; |
| | ^^^^^^^^^^^^^^^^^ |
| |
| error[E0277]: the trait bound `SplitAtNotKnownLayout: zerocopy::KnownLayout` is not satisfied |
| --> tests/ui-nightly/struct.rs:248:10 |
| | |
| 248 | #[derive(SplitAt)] |
| | ^^^^^^^ unsatisfied trait bound |
| | |
| help: the trait `zerocopy::KnownLayout` is not implemented for `SplitAtNotKnownLayout` |
| --> tests/ui-nightly/struct.rs:250:1 |
| | |
| 250 | struct SplitAtNotKnownLayout([u8]); |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| = note: Consider adding `#[derive(KnownLayout)]` to `SplitAtNotKnownLayout` |
| = help: the following other types implement trait `zerocopy::KnownLayout`: |
| &T |
| &mut T |
| () |
| *const T |
| *mut T |
| AU16 |
| AtomicBool |
| AtomicI16 |
| and $N others |
| note: required by a bound in `SplitAt` |
| --> $WORKSPACE/src/split_at.rs |
| | |
| 61 | pub unsafe trait SplitAt: KnownLayout<PointerMetadata = usize> { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `SplitAt` |
| = note: this error originates in the derive macro `SplitAt` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error[E0277]: the trait bound `u8: SplitAt` is not satisfied |
| --> tests/ui-nightly/struct.rs:252:10 |
| | |
| 252 | #[derive(SplitAt, KnownLayout)] |
| | ^^^^^^^ the trait `SplitAt` is not implemented for `u8` |
| | |
| = note: Consider adding `#[derive(SplitAt)]` to `u8` |
| = help: the following other types implement trait `SplitAt`: |
| SplitAtNotKnownLayout |
| SplitAtSized |
| [T] |
| = help: see issue #48214 |
| = note: this error originates in the derive macro `SplitAt` (in Nightly builds, run with -Z macro-backtrace for more info) |
| help: add `#![feature(trivial_bounds)]` to the crate attributes to enable |
| | |
| 9 + #![feature(trivial_bounds)] |
| | |
| |
| error[E0277]: the trait bound `AU16: zerocopy::Unaligned` is not satisfied |
| --> tests/ui-nightly/struct.rs:195:28 |
| | |
| 195 | is_into_bytes_11::<IntoBytes11<AU16>>(); |
| | ^^^^^^^^^^^^^^^^^ unsatisfied trait bound |
| | |
| help: the trait `zerocopy::Unaligned` is not implemented for `AU16` |
| --> tests/ui-nightly/../include.rs |
| | |
| 63 | pub struct AU16(pub u16); |
| | ^^^^^^^^^^^^^^^ |
| = note: Consider adding `#[derive(Unaligned)]` to `AU16` |
| = help: the following other types implement trait `zerocopy::Unaligned`: |
| () |
| AtomicBool |
| AtomicI8 |
| AtomicU8 |
| Cell<T> |
| F32<O> |
| F64<O> |
| I128<O> |
| and $N others |
| note: required for `IntoBytes11<AU16>` to implement `zerocopy::IntoBytes` |
| --> tests/ui-nightly/struct.rs:184:10 |
| | |
| 184 | #[derive(IntoBytes)] |
| | ^^^^^^^^^ unsatisfied trait bound introduced in this `derive` macro |
| note: required by a bound in `is_into_bytes_11` |
| --> tests/ui-nightly/struct.rs:193:24 |
| | |
| 193 | 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) |
