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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/traits/issue-24010.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/ui/traits/issue-24010.rs b/src/test/ui/traits/issue-24010.rs new file mode 100644 index 000000000..f18185334 --- /dev/null +++ b/src/test/ui/traits/issue-24010.rs @@ -0,0 +1,14 @@ +// run-pass + +trait Foo: Fn(i32) -> i32 + Send {} + +impl<T: ?Sized + Fn(i32) -> i32 + Send> Foo for T {} + +fn wants_foo(f: Box<dyn Foo>) -> i32 { + f(42) +} + +fn main() { + let f = Box::new(|x| x); + assert_eq!(wants_foo(f), 42); +} |