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authorDavid Wood <david@davidtw.co>2020-05-28 15:57:09 +0100
committerDavid Wood <david@davidtw.co>2020-06-24 12:09:35 +0100
commit14ea7a777f924995256a05da55133d265ed169be (patch)
tree269733c6438fff740e0b53cc40daaf34d40c5510 /src/liballoc
parent3c90ae8404b6b83bc3cba35840ddf7edd500cc86 (diff)
downloadrust-14ea7a777f924995256a05da55133d265ed169be.tar.gz
rust-14ea7a777f924995256a05da55133d265ed169be.zip
lints: add `improper_ctypes_definitions`
This commit adds a new lint - `improper_ctypes_definitions` - which
functions identically to `improper_ctypes`, but on `extern "C" fn`
definitions (as opposed to `improper_ctypes`'s `extern "C" {}`
declarations).

Signed-off-by: David Wood <david@davidtw.co>
Diffstat (limited to 'src/liballoc')
-rw-r--r--src/liballoc/boxed.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/liballoc/boxed.rs b/src/liballoc/boxed.rs
index d10cbf1afab..f1b560b9b96 100644
--- a/src/liballoc/boxed.rs
+++ b/src/liballoc/boxed.rs
@@ -92,11 +92,13 @@
 //! pub struct Foo;
 //!
 //! #[no_mangle]
+//! #[allow(improper_ctypes_definitions)]
 //! pub extern "C" fn foo_new() -> Box<Foo> {
 //!     Box::new(Foo)
 //! }
 //!
 //! #[no_mangle]
+//! #[allow(improper_ctypes_definitions)]
 //! pub extern "C" fn foo_delete(_: Option<Box<Foo>>) {}
 //! ```
 //!