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-rw-r--r--src/test/ui/empty-type-parameter-list.rs24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/empty-type-parameter-list.rs b/src/test/ui/empty-type-parameter-list.rs
new file mode 100644
index 000000000..e168cd03b
--- /dev/null
+++ b/src/test/ui/empty-type-parameter-list.rs
@@ -0,0 +1,24 @@
+// run-pass
+// Test that empty type parameter list (<>) is synonymous with
+// no type parameters at all
+
+struct S<>;
+trait T<> {}
+enum E<> { V }
+impl<> T<> for S<> {}
+impl T for E {}
+fn foo<>() {}
+fn bar() {}
+
+fn main() {
+ let _ = S;
+ let _ = S::<>;
+ let _ = E::V;
+ let _ = E::<>::V;
+ foo();
+ foo::<>();
+
+ // Test that we can supply <> to non generic things
+ bar::<>();
+ let _: i32<>;
+}