Positive coverage: access_permitted_by_loan / read-shared is ok

2 tests exercised this rule:

Source location: tests/borrowck.rs:5004 (all coverage from this test)

fn foo() -> u32 {
    exists<'l0> {
        let a: u32 = 0_u32;
        let p: &'l0 u32 = &'l0 a;
        let q: &'l0 u32 = p;
        let r: &'l0 u32 = p;
        p;
        return 0_u32;
    }
}

Source location: tests/codegen.rs:501 (all coverage from this test)

fn main() -> () {
    let x: i32 = 42_i32;
    exists<'a> {
        let r1: & 'a i32 = & 'a x;
        let r2: & 'a i32 = & 'a *r1;
        println!(*r2);
    }
}

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