diff options
Diffstat (limited to 'src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait-object.rs')
-rw-r--r-- | src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait-object.rs | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait-object.rs b/src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait-object.rs deleted file mode 100644 index ff84ad9d2..000000000 --- a/src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait-object.rs +++ /dev/null @@ -1,27 +0,0 @@ -// run-pass -// A basic test of using a higher-ranked trait bound. - - -trait FnLike<A,R> { - fn call(&self, arg: A) -> R; -} - -type FnObject<'b> = dyn for<'a> FnLike<&'a isize, &'a isize> + 'b; - -struct Identity; - -impl<'a, T> FnLike<&'a T, &'a T> for Identity { - fn call(&self, arg: &'a T) -> &'a T { - arg - } -} - -fn call_repeatedly(f: &FnObject) { - let x = 3; - let y = f.call(&x); - assert_eq!(3, *y); -} - -fn main() { - call_repeatedly(&Identity); -} |