rust/tests/compile-fail/cast_int_to_fn_ptr.rs

12 lines
302 B
Rust

// Validation makes this fail in the wrong place
// compile-flags: -Zmir-emit-validate=0
fn main() {
let g = unsafe {
std::mem::transmute::<usize, fn(i32)>(42)
};
g(42) //~ ERROR constant evaluation error
//~^ NOTE a memory access tried to interpret some bytes as a pointer
}