1 files changed, 11 insertions, 0 deletions
diff --git a/third_party/rust/thiserror/tests/ui/duplicate-struct-source.rs b/third_party/rust/thiserror/tests/ui/duplicate-struct-source.rs
new file mode 100644
index 0000000000..569df8dd40
--- /dev/null
+++ b/third_party/rust/thiserror/tests/ui/duplicate-struct-source.rs
@@ -0,0 +1,11 @@
+use thiserror::Error;
+
+#[derive(Error, Debug)]
+pub struct ErrorStruct {
+    #[source]
+    a: std::io::Error,
+    #[source]
+    b: anyhow::Error,
+}
+
+fn main() {}