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-rw-r--r--src/test/ui/associated-types/defaults-in-other-trait-items-pass.rs37
1 files changed, 37 insertions, 0 deletions
diff --git a/src/test/ui/associated-types/defaults-in-other-trait-items-pass.rs b/src/test/ui/associated-types/defaults-in-other-trait-items-pass.rs
new file mode 100644
index 000000000..a3bfcd8ef
--- /dev/null
+++ b/src/test/ui/associated-types/defaults-in-other-trait-items-pass.rs
@@ -0,0 +1,37 @@
+// check-pass
+
+#![feature(associated_type_defaults)]
+
+trait Tr {
+ type Item = u8;
+ type Container = Vec<Self::Item>;
+}
+
+impl Tr for () {}
+
+impl Tr for u16 {
+ type Item = u16;
+}
+
+impl Tr for String {
+ type Container = String;
+}
+
+impl Tr for usize {
+ type Item = u32;
+ type Container = Vec<()>;
+}
+
+fn main() {
+ let _container: <() as Tr>::Container = Vec::<u8>::new();
+ let _item: <() as Tr>::Item = 0u8;
+
+ let _container: <u16 as Tr>::Container = Vec::<u16>::new();
+ let _item: <u16 as Tr>::Item = 0u16;
+
+ let _container: <String as Tr>::Container = String::new();
+ let _item: <String as Tr>::Item = 0u8;
+
+ let _container: <usize as Tr>::Container = Vec::<()>::new();
+ let _item: <usize as Tr>::Item = 0u32;
+}