error[E0277]: the trait bound `(): ~const Tr` is not satisfied --> $DIR/default-method-body-is-const-body-checking.rs:12:15 | LL | foo::<()>(); | ^^ the trait `~const Tr` is not implemented for `()` | note: the trait `Tr` is implemented for `()`, but that implementation is not `const` --> $DIR/default-method-body-is-const-body-checking.rs:12:15 | LL | foo::<()>(); | ^^ note: required by a bound in `foo` --> $DIR/default-method-body-is-const-body-checking.rs:7:28 | LL | const fn foo() where T: ~const Tr {} | ^^^^^^^^^ required by this bound in `foo` error: aborting due to previous error For more information about this error, try `rustc --explain E0277`.