rust/tests/ui/regions/regions-free-region-outlives-static-outlives-free-region.rs

20 lines
291 B
Rust

//@ run-pass
#![allow(dead_code)]
// Test that we recognize that if you have
//
// 'a : 'static
//
// then
//
// 'a : 'b
#![warn(redundant_lifetimes)]
fn test<'a,'b>(x: &'a i32) -> &'b i32 //~ WARN unnecessary lifetime parameter `'a`
where 'a: 'static
{
x
}
fn main() { }