diff --git a/tools/qfcc/source/emit.c b/tools/qfcc/source/emit.c
index f859e4b9f..d9b4167f6 100644
--- a/tools/qfcc/source/emit.c
+++ b/tools/qfcc/source/emit.c
@@ -121,6 +121,7 @@ get_operand_def (expr_t *expr, operand_t *op)
 		case op_nil:
 			internal_error (expr, "unexpected nil operand");
 	}
+	internal_error (expr, "unexpected operand");
 	return 0;
 }