102 lines
2.2 KiB
Rust
102 lines
2.2 KiB
Rust
//@ check-pass
|
|
//@ compile-flags: --cfg something --check-cfg=cfg(nothing,something)
|
|
|
|
#![deny(unused_mut)]
|
|
|
|
extern "C" {
|
|
fn ffi(
|
|
#[allow(unused_mut)] a: i32,
|
|
#[cfg(something)] b: i32,
|
|
#[cfg_attr(something, cfg(nothing))] c: i32,
|
|
#[forbid(unused_mut)] d: i32,
|
|
#[deny(unused_mut)] #[warn(unused_mut)] ...
|
|
);
|
|
}
|
|
|
|
type FnType = fn(
|
|
#[allow(unused_mut)] a: i32,
|
|
#[cfg(something)] b: i32,
|
|
#[cfg_attr(something, cfg(nothing))] c: i32,
|
|
#[forbid(unused_mut)] d: i32,
|
|
#[deny(unused_mut)] #[warn(unused_mut)] e: i32
|
|
);
|
|
|
|
pub fn foo(
|
|
#[allow(unused_mut)] a: i32,
|
|
#[cfg(something)] b: i32,
|
|
#[cfg_attr(something, cfg(nothing))] c: i32,
|
|
#[forbid(unused_mut)] d: i32,
|
|
#[deny(unused_mut)] #[warn(unused_mut)] _e: i32
|
|
) {}
|
|
|
|
// self
|
|
|
|
struct SelfStruct {}
|
|
impl SelfStruct {
|
|
fn foo(
|
|
#[allow(unused_mut)] self,
|
|
#[cfg(something)] a: i32,
|
|
#[cfg_attr(something, cfg(nothing))]
|
|
#[deny(unused_mut)] b: i32,
|
|
) {}
|
|
}
|
|
|
|
struct RefStruct {}
|
|
impl RefStruct {
|
|
fn foo(
|
|
#[allow(unused_mut)] &self,
|
|
#[cfg(something)] a: i32,
|
|
#[cfg_attr(something, cfg(nothing))]
|
|
#[deny(unused_mut)] b: i32,
|
|
) {}
|
|
}
|
|
trait RefTrait {
|
|
fn foo(
|
|
#[forbid(unused_mut)] &self,
|
|
#[warn(unused_mut)] a: i32
|
|
) {}
|
|
}
|
|
impl RefTrait for RefStruct {
|
|
fn foo(
|
|
#[forbid(unused_mut)] &self,
|
|
#[warn(unused_mut)] a: i32
|
|
) {}
|
|
}
|
|
|
|
// Box<Self>
|
|
|
|
struct BoxSelfStruct {}
|
|
impl BoxSelfStruct {
|
|
fn foo(
|
|
#[allow(unused_mut)] self: Box<Self>,
|
|
#[cfg(something)] a: i32,
|
|
#[cfg_attr(something, cfg(nothing))]
|
|
#[deny(unused_mut)] b: i32,
|
|
) {}
|
|
}
|
|
trait BoxSelfTrait {
|
|
fn foo(
|
|
#[forbid(unused_mut)] self: Box<Self>,
|
|
#[warn(unused_mut)] a: i32
|
|
) {}
|
|
}
|
|
impl BoxSelfTrait for BoxSelfStruct {
|
|
fn foo(
|
|
#[forbid(unused_mut)] self: Box<Self>,
|
|
#[warn(unused_mut)] a: i32
|
|
) {}
|
|
}
|
|
|
|
fn main() {
|
|
let _: unsafe extern "C" fn(_, _, _, ...) = ffi;
|
|
let _: fn(_, _, _, _) = foo;
|
|
let _: FnType = |_, _, _, _| {};
|
|
let c = |
|
|
#[allow(unused_mut)] a: u32,
|
|
#[cfg(something)] b: i32,
|
|
#[cfg_attr(something, cfg(nothing))]
|
|
#[deny(unused_mut)] c: i32,
|
|
| {};
|
|
c(1, 2);
|
|
}
|