diff --git a/test/testgarbage.cpp b/test/testgarbage.cpp
index 3726a3d2602..6c4a64e93fc 100644
--- a/test/testgarbage.cpp
+++ b/test/testgarbage.cpp
@@ -252,6 +252,7 @@ class TestGarbage : public TestFixture {
         TEST_CASE(garbageCode224);
         TEST_CASE(garbageCode225);
         TEST_CASE(garbageCode226);
+        TEST_CASE(garbageCode227);
 
         TEST_CASE(garbageCodeFuzzerClientMode1); // test cases created with the fuzzer client, mode 1
 
@@ -1753,6 +1754,10 @@ class TestGarbage : public TestFixture {
         ASSERT_THROW_INTERNAL(checkCode("int a() { (b((c)\\)) } {}"), SYNTAX);
         ASSERT_THROW_INTERNAL(checkCode("int a() { (b((c)@)) } {}"), SYNTAX);
     }
+    void garbageCode227() { // #12615
+        checkCode("f(&S::operator=);");
+        ignore_errout(); // we do not care about the output
+    }
 
     void syntaxErrorFirstToken() {
         ASSERT_THROW_INTERNAL(checkCode("&operator(){[]};"), SYNTAX); // #7818