diff options
Diffstat (limited to 'src/test/ui/higher-rank-trait-bounds/hrtb-trait-object-paren-notation.rs')
-rw-r--r-- | src/test/ui/higher-rank-trait-bounds/hrtb-trait-object-paren-notation.rs | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/src/test/ui/higher-rank-trait-bounds/hrtb-trait-object-paren-notation.rs b/src/test/ui/higher-rank-trait-bounds/hrtb-trait-object-paren-notation.rs deleted file mode 100644 index d8c726cdd..000000000 --- a/src/test/ui/higher-rank-trait-bounds/hrtb-trait-object-paren-notation.rs +++ /dev/null @@ -1,26 +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 i32,), &'a i32> + '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); -} |