src/test/ui/nll/where_clauses_in_structs.rs

// compile-flags: -Z borrowck=mir

#![allow(dead_code)]

use std::cell::Cell;

struct Foo<'a: 'b, 'b> {
    x: Cell<&'a u32>,
    y: Cell<&'b u32>,
}

fn bar<'a, 'b>(x: Cell<&'a u32>, y: Cell<&'b u32>) {
    Foo { x, y };
    //~^ ERROR unsatisfied lifetime constraints
}

fn main() {}