1 files changed, 19 insertions, 0 deletions

diff --git a/src/test/ui/const-generics/issues/issue-67739.rs b/src/test/ui/const-generics/issues/issue-67739.rs
new file mode 100644
index 00000000000..3d657b0947b
--- /dev/null
+++ b/src/test/ui/const-generics/issues/issue-67739.rs
@@ -0,0 +1,19 @@
+// Regression test for #67739
+
+// check-pass
+
+#![allow(incomplete_features)]
+#![feature(const_generics)]
+
+use std::mem;
+
+pub trait Trait {
+    type Associated: Sized;
+
+    fn associated_size(&self) -> usize {
+        [0u8; mem::size_of::<Self::Associated>()];
+        0
+    }
+}
+
+fn main() {}