aboutsummaryrefslogtreecommitdiff
path: root/tests/cfail/peripherals-alias-2.rs
blob: b50931ee0a08c922b23e397e6c6c29229d05b0c6 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
// error-pattern: symbol `GPIOA` is already defined

#![feature(const_fn)]
#![feature(used)]

#[macro_use]
extern crate cortex_m_rtfm as rtfm;

use rtfm::{P0, P1, T0, TMax};
use device::interrupt::Exti0;

peripherals!(device, {
    GPIOA: Peripheral {
        register_block: Gpioa,
        ceiling: C1,
    },
});

mod foo {
    // WRONG: peripheral alias
    peripherals!(device, {
        GPIOA: Peripheral {
            register_block: Gpioa,
            ceiling: C2,
        },
    });
}

tasks!(device, {});

fn init(_: P0, _: &TMax) {}

fn idle(_: P0, _: T0) -> ! {
    loop {}
}

fn j1(_task: Exti0, _prio: P1) {}

// fake device crate
extern crate core;
extern crate cortex_m;

mod device {
    use cortex_m::peripheral::Peripheral;

    pub const GPIOA: Peripheral<Gpioa> = unsafe { Peripheral::new(0x0) };

    pub struct Gpioa;

    pub mod interrupt {
        use cortex_m::interrupt::Nr;

        extern "C" fn default_handler<T>(_: T) {}

        pub struct Handlers {
            pub Exti0: extern "C" fn(Exti0),
        }

        pub struct Exti0;

        pub enum Interrupt {
            Exti0,
        }

        unsafe impl Nr for Interrupt {
            fn nr(&self) -> u8 {
                0
            }
        }

        pub const DEFAULT_HANDLERS: Handlers =
            Handlers { Exti0: default_handler };
    }
}