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-rw-r--r--tests/ui/issues/issue-25693.rs22
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/issues/issue-25693.rs b/tests/ui/issues/issue-25693.rs
new file mode 100644
index 000000000..9af0ba100
--- /dev/null
+++ b/tests/ui/issues/issue-25693.rs
@@ -0,0 +1,22 @@
+// run-pass
+#![allow(unused_variables)]
+pub trait Parameters { type SelfRef; }
+
+struct RP<'a> { _marker: std::marker::PhantomData<&'a ()> }
+struct BP;
+
+impl<'a> Parameters for RP<'a> { type SelfRef = &'a X<RP<'a>>; }
+impl Parameters for BP { type SelfRef = Box<X<BP>>; }
+
+pub struct Y;
+pub enum X<P: Parameters> {
+ Nothing,
+ SameAgain(P::SelfRef, Y)
+}
+
+fn main() {
+ let bnil: Box<X<BP>> = Box::new(X::Nothing);
+ let bx: Box<X<BP>> = Box::new(X::SameAgain(bnil, Y));
+ let rnil: X<RP> = X::Nothing;
+ let rx: X<RP> = X::SameAgain(&rnil, Y);
+}