+mod issue6675 {
+ unsafe fn ptr_to_ref<'a, T>(p: *const T) -> &'a T {
+ #[allow(unused)]
+ let x = vec![0; 1000]; // future-proofing, make this function expensive.
+ &*p
+ }
+
+ unsafe fn foo() {
+ let s = "test".to_owned();
+ let s = &s as *const _;
+ None.unwrap_or(ptr_to_ref(s));
+ }
+
+ fn bar() {
+ let s = "test".to_owned();
+ let s = &s as *const _;
+ None.unwrap_or(unsafe { ptr_to_ref(s) });
+ #[rustfmt::skip]
+ None.unwrap_or( unsafe { ptr_to_ref(s) } );
+ }
+}
+