1 files changed, 21 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/auxiliary/attr-cfg.rs b/tests/ui/proc-macro/auxiliary/attr-cfg.rs
new file mode 100644
index 000000000..2f0054cc1
--- /dev/null
+++ b/tests/ui/proc-macro/auxiliary/attr-cfg.rs
@@ -0,0 +1,21 @@
+// force-host
+// no-prefer-dynamic
+
+#![crate_type = "proc-macro"]
+
+extern crate proc_macro;
+
+use proc_macro::TokenStream;
+
+#[proc_macro_attribute]
+pub fn attr_cfg(args: TokenStream, input: TokenStream) -> TokenStream {
+    let input_str = input.to_string();
+
+    assert_eq!(input_str, "fn outer() -> u8
+{
+    #[cfg(foo)] fn inner() -> u8 { 1 } #[cfg(bar)] fn inner() -> u8 { 2 }
+    inner()
+}");
+
+    input
+}