diff options
Diffstat (limited to 'src/test/ui/impl-trait/issues/issue-57464-unexpected-regions.rs')
-rw-r--r-- | src/test/ui/impl-trait/issues/issue-57464-unexpected-regions.rs | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/src/test/ui/impl-trait/issues/issue-57464-unexpected-regions.rs b/src/test/ui/impl-trait/issues/issue-57464-unexpected-regions.rs deleted file mode 100644 index c4f738a34..000000000 --- a/src/test/ui/impl-trait/issues/issue-57464-unexpected-regions.rs +++ /dev/null @@ -1,29 +0,0 @@ -// Regression test for issue 57464. -// -// Closure are (surprisingly) allowed to outlive their signature. As such it -// was possible to end up with `ReScope`s appearing in the concrete type of an -// opaque type. As all regions are now required to outlive the bound in an -// opaque type we avoid the issue here. - -// check-pass - -struct A<F>(F); - -unsafe impl <'a, 'b, F: Fn(&'a i32) -> &'b i32> Send for A<F> {} - -fn wrapped_closure() -> impl Sized { - let f = |x| x; - f(&0); - A(f) -} - -fn wrapped_closure_with_bound() -> impl Sized + 'static { - let f = |x| x; - f(&0); - A(f) -} - -fn main() { - let x: Box<dyn Send> = Box::new(wrapped_closure()); - let y: Box<dyn Send> = Box::new(wrapped_closure_with_bound()); -} |