1 files changed, 12 insertions, 0 deletions
diff --git a/src/test/ui/proc-macro/auxiliary/recollect.rs b/src/test/ui/proc-macro/auxiliary/recollect.rs
new file mode 100644
index 000000000..d4494a5af
--- /dev/null
+++ b/src/test/ui/proc-macro/auxiliary/recollect.rs
@@ -0,0 +1,12 @@
+// force-host
+// no-prefer-dynamic
+
+#![crate_type = "proc-macro"]
+
+extern crate proc_macro;
+use proc_macro::TokenStream;
+
+#[proc_macro]
+pub fn recollect(tokens: TokenStream) -> TokenStream {
+    tokens.into_iter().collect()
+}