1 files changed, 8 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-18423.rs b/src/test/ui/issues/issue-18423.rs
new file mode 100644
index 000000000..a81b32f05
--- /dev/null
+++ b/src/test/ui/issues/issue-18423.rs
@@ -0,0 +1,8 @@
+// Test that `Box` cannot be used with a lifetime argument.
+
+struct Foo<'a> {
+    x: Box<'a, isize>
+    //~^ ERROR this struct takes 0 lifetime arguments but 1 lifetime argument was supplied
+}
+
+fn main() { }