diff --git a/test/exceptions.cpp b/test/exceptions.cpp
index 8c48b2f7b..b83fb82ba 100644
--- a/test/exceptions.cpp
+++ b/test/exceptions.cpp
@@ -69,6 +69,10 @@ class ScalarWithExceptions
     static int countdown;
 };
 
+ScalarWithExceptions real(const ScalarWithExceptions &x) { return x; }
+ScalarWithExceptions imag(const ScalarWithExceptions & ) { return 0; }
+ScalarWithExceptions conj(const ScalarWithExceptions &x) { return x; }
+
 int ScalarWithExceptions::instances = 0;
 int ScalarWithExceptions::countdown = 0;