rust/tests/ui/consts/const-fn-not-in-trait.rs

14 lines
350 B
Rust

// Test that const fn is illegal in a trait declaration, whether or
// not a default is provided, and even with the feature gate.
trait Foo {
const fn f() -> u32;
//~^ ERROR functions in traits cannot be declared const
const fn g() -> u32 {
//~^ ERROR functions in traits cannot be declared const
0
}
}
fn main() {}