error: `extern` fn uses type `[u32]`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:67:33
+ --> $DIR/lint-ctypes-fn.rs:69:33
|
LL | pub extern "C" fn slice_type(p: &[u32]) { }
| ^^^^^^ not FFI-safe
= note: slices have no C equivalent
error: `extern` fn uses type `str`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:70:31
+ --> $DIR/lint-ctypes-fn.rs:72:31
|
LL | pub extern "C" fn str_type(p: &str) { }
| ^^^^ not FFI-safe
= help: consider using `*const u8` and a length instead
= note: string slices have no C equivalent
+error: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
+ --> $DIR/lint-ctypes-fn.rs:79:34
+ |
+LL | pub extern "C" fn boxed_slice(p: Box<[u8]>) { }
+ | ^^^^^^^^^ not FFI-safe
+ |
+ = note: box cannot be represented as a single pointer
+
+error: `extern` fn uses type `Box<str>`, which is not FFI-safe
+ --> $DIR/lint-ctypes-fn.rs:82:35
+ |
+LL | pub extern "C" fn boxed_string(p: Box<str>) { }
+ | ^^^^^^^^ not FFI-safe
+ |
+ = note: box cannot be represented as a single pointer
+
+error: `extern` fn uses type `Box<dyn Trait>`, which is not FFI-safe
+ --> $DIR/lint-ctypes-fn.rs:85:34
+ |
+LL | pub extern "C" fn boxed_trait(p: Box<dyn Trait>) { }
+ | ^^^^^^^^^^^^^^ not FFI-safe
+ |
+ = note: box cannot be represented as a single pointer
+
error: `extern` fn uses type `char`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:77:32
+ --> $DIR/lint-ctypes-fn.rs:88:32
|
LL | pub extern "C" fn char_type(p: char) { }
| ^^^^ not FFI-safe
= note: the `char` type has no C equivalent
error: `extern` fn uses type `i128`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:80:32
+ --> $DIR/lint-ctypes-fn.rs:91:32
|
LL | pub extern "C" fn i128_type(p: i128) { }
| ^^^^ not FFI-safe
= note: 128-bit integers don't currently have a known stable ABI
error: `extern` fn uses type `u128`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:83:32
+ --> $DIR/lint-ctypes-fn.rs:94:32
|
LL | pub extern "C" fn u128_type(p: u128) { }
| ^^^^ not FFI-safe
= note: 128-bit integers don't currently have a known stable ABI
error: `extern` fn uses type `(i32, i32)`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:86:33
+ --> $DIR/lint-ctypes-fn.rs:97:33
|
LL | pub extern "C" fn tuple_type(p: (i32, i32)) { }
| ^^^^^^^^^^ not FFI-safe
= note: tuples have unspecified layout
error: `extern` fn uses type `(i32, i32)`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:89:34
+ --> $DIR/lint-ctypes-fn.rs:100:34
|
LL | pub extern "C" fn tuple_type2(p: I32Pair) { }
| ^^^^^^^ not FFI-safe
= note: tuples have unspecified layout
error: `extern` fn uses type `ZeroSize`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:92:32
+ --> $DIR/lint-ctypes-fn.rs:103:32
|
LL | pub extern "C" fn zero_size(p: ZeroSize) { }
| ^^^^^^^^ not FFI-safe
= help: consider adding a member to this struct
= note: this struct has no fields
note: the type is defined here
- --> $DIR/lint-ctypes-fn.rs:26:1
+ --> $DIR/lint-ctypes-fn.rs:28:1
|
LL | pub struct ZeroSize;
| ^^^^^^^^^^^^^^^^^^^^
error: `extern` fn uses type `ZeroSizeWithPhantomData`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:95:40
+ --> $DIR/lint-ctypes-fn.rs:106:40
|
LL | pub extern "C" fn zero_size_phantom(p: ZeroSizeWithPhantomData) { }
| ^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
|
= note: composed only of `PhantomData`
note: the type is defined here
- --> $DIR/lint-ctypes-fn.rs:61:1
+ --> $DIR/lint-ctypes-fn.rs:63:1
|
LL | pub struct ZeroSizeWithPhantomData(PhantomData<i32>);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: `extern` fn uses type `PhantomData<bool>`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:98:51
+ --> $DIR/lint-ctypes-fn.rs:109:51
|
LL | pub extern "C" fn zero_size_phantom_toplevel() -> PhantomData<bool> {
| ^^^^^^^^^^^^^^^^^ not FFI-safe
= note: composed only of `PhantomData`
error: `extern` fn uses type `fn()`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:103:30
+ --> $DIR/lint-ctypes-fn.rs:114:30
|
LL | pub extern "C" fn fn_type(p: RustFn) { }
| ^^^^^^ not FFI-safe
= note: this function pointer has Rust-specific calling convention
error: `extern` fn uses type `fn()`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:106:31
+ --> $DIR/lint-ctypes-fn.rs:117:31
|
LL | pub extern "C" fn fn_type2(p: fn()) { }
| ^^^^ not FFI-safe
= note: this function pointer has Rust-specific calling convention
error: `extern` fn uses type `i128`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:111:39
+ --> $DIR/lint-ctypes-fn.rs:122:39
|
LL | pub extern "C" fn transparent_i128(p: TransparentI128) { }
| ^^^^^^^^^^^^^^^ not FFI-safe
= note: 128-bit integers don't currently have a known stable ABI
error: `extern` fn uses type `str`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:114:38
+ --> $DIR/lint-ctypes-fn.rs:125:38
|
LL | pub extern "C" fn transparent_str(p: TransparentStr) { }
| ^^^^^^^^^^^^^^ not FFI-safe
= note: string slices have no C equivalent
error: `extern` fn uses type `PhantomData<bool>`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:160:43
+ --> $DIR/lint-ctypes-fn.rs:171:43
|
LL | pub extern "C" fn unused_generic2<T>() -> PhantomData<bool> {
| ^^^^^^^^^^^^^^^^^ not FFI-safe
= note: composed only of `PhantomData`
error: `extern` fn uses type `Vec<T>`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:173:39
+ --> $DIR/lint-ctypes-fn.rs:184:39
|
LL | pub extern "C" fn used_generic4<T>(x: Vec<T>) { }
| ^^^^^^ not FFI-safe
= note: this struct has unspecified layout
error: `extern` fn uses type `Vec<T>`, which is not FFI-safe
- --> $DIR/lint-ctypes-fn.rs:176:41
+ --> $DIR/lint-ctypes-fn.rs:187:41
|
LL | pub extern "C" fn used_generic5<T>() -> Vec<T> {
| ^^^^^^ not FFI-safe
= help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
= note: this struct has unspecified layout
-error: aborting due to 17 previous errors
+error: aborting due to 20 previous errors
projects / rust.git / blobdiff