1 files changed, 16 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/auxiliary/issue-79242.rs b/tests/ui/proc-macro/auxiliary/issue-79242.rs
new file mode 100644
index 00000000000..e586980f0ad
--- /dev/null
+++ b/tests/ui/proc-macro/auxiliary/issue-79242.rs
@@ -0,0 +1,16 @@
+// force-host
+// no-prefer-dynamic
+
+#![crate_type = "proc-macro"]
+
+extern crate proc_macro;
+
+use proc_macro::TokenStream;
+
+#[proc_macro]
+pub fn dummy(input: TokenStream) -> TokenStream {
+    // Iterate to force internal conversion of nonterminals
+    // to `proc_macro` structs
+    for _ in input {}
+    TokenStream::new()
+}