1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/init/ref8.C b/gcc/testsuite/g++.dg/init/ref8.C
new file mode 100644
index 00000000000..406cc10401d
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/ref8.C
@@ -0,0 +1,10 @@
+struct A {
+   A operator=(const A&);
+};
+
+A operator*(A, A);
+
+A& operator+=(A& a, const A& b)
+{
+   return a = a * b;            // { dg-error "non-const reference" }
+}