1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/parse/extern1.C b/gcc/testsuite/g++.dg/parse/extern1.C
new file mode 100644
index 00000000000..cc95fa69468
--- /dev/null
+++ b/gcc/testsuite/g++.dg/parse/extern1.C
@@ -0,0 +1,14 @@
+// PR c++/21495
+// { dg-do compile }
+
+class A
+{
+  extern void *copy (void) // { dg-error "storage class specified" }
+  {
+    return 0;
+  }
+  extern A &operator= (const A &) // { dg-error "storage class specified" }
+  {
+    return *this;
+  }
+};