diff --git a/mps/src/ssan.c b/mps/src/ssan.c
new file mode 100644
index 00000000000..9a39a264ae3
--- /dev/null
+++ b/mps/src/ssan.c
@@ -0,0 +1,15 @@
+/* impl.c.ssan: ANSI STACK SCANNER
+ *
+ * $HopeName$
+ *
+ * This module provides zero functionality.  It exists to feed the
+ * linker (prevent linker errors).
+ */
+
+#include "mpm.h"
+#include "ss.h"
+
+Res StackScan(ScanState ss, Addr *stackBot)
+{
+  return ResUNIMPL;
+}