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
|
// build-fail
// compile-flags: --target thumbv8m.main-none-eabi --crate-type lib
// needs-llvm-components: arm
#![feature(abi_c_cmse_nonsecure_call, no_core, lang_items, intrinsics)]
#![no_core]
#[lang="sized"]
pub trait Sized { }
#[lang="copy"]
pub trait Copy { }
impl Copy for u32 {}
extern "rust-intrinsic" {
pub fn transmute<T, U>(e: T) -> U;
}
#[no_mangle]
pub fn test(a: u32, b: u32, c: u32, d: u32, e: u32) -> u32 {
let non_secure_function = unsafe {
transmute::<
usize,
extern "C-cmse-nonsecure-call" fn(u32, u32, u32, u32, u32) -> u32>
(
0x10000004,
)
};
non_secure_function(a, b, c, d, e)
}
|
