rust/tests/compile-fail/invalid_enum_discriminant.rs

19 lines
395 B
Rust

// Validation makes this fail in the wrong place
// compile-flags: -Zmir-emit-validate=0
#[repr(C)]
pub enum Foo {
A, B, C, D
}
fn main() {
let f = unsafe { std::mem::transmute::<i32, Foo>(42) };
match f {
Foo::A => {},
Foo::B => {},
Foo::C => {},
Foo::D => {},
}
} //~ ERROR constant evaluation error [E0080]
//~^ NOTE entered unreachable code