[rustc.git] / src / test / ui / issues / issue-36744-bitcast-args-if-needed.rs

// run-pass
// This tests for an ICE (and, if ignored, subsequent LLVM abort) when
// a lifetime-parametric fn is passed into a context whose expected
// type has a differing lifetime parameterization.

struct A<'a> {
    _a: &'a i32,
}

fn call<T>(s: T, functions: &Vec<for <'n> fn(&'n T)>) {
    for function in functions {
        function(&s);
    }
}

fn f(a: &A) { println!("a holds {}", a._a); }

fn main() {
    let a = A { _a: &10 };

    let vec: Vec<for <'u,'v> fn(&'u A<'v>)> = vec![f];
    call(a, &vec);
}
Commit	Line	Data
b7449926	1	// run-pass
1bb2cb6e SL	2	// This tests for an ICE (and, if ignored, subsequent LLVM abort) when
	3	// a lifetime-parametric fn is passed into a context whose expected
	4	// type has a differing lifetime parameterization.
	5
	6	struct A<'a> {
	7	_a: &'a i32,
	8	}
	9
	10	fn call<T>(s: T, functions: &Vec<for <'n> fn(&'n T)>) {
	11	for function in functions {
	12	function(&s);
	13	}
	14	}
	15
	16	fn f(a: &A) { println!("a holds {}", a._a); }
	17
	18	fn main() {
	19	let a = A { _a: &10 };
	20
	21	let vec: Vec<for <'u,'v> fn(&'u A<'v>)> = vec![f];
	22	call(a, &vec);
	23	}