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-rw-r--r--gcc/testsuite/rust/compile/proc_macro_derive_malformed.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/testsuite/rust/compile/proc_macro_derive_malformed.rs b/gcc/testsuite/rust/compile/proc_macro_derive_malformed.rs
new file mode 100644
index 0000000..d83256b
--- /dev/null
+++ b/gcc/testsuite/rust/compile/proc_macro_derive_malformed.rs
@@ -0,0 +1,4 @@
+// { dg-additional-options "-frust-crate-type=proc-macro" }
+
+#[proc_macro_derive] // { dg-excess-errors "malformed 'proc_macro_derive' attribute input" }
+pub fn my_invalid_macro() {}