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-rw-r--r--library/goptions.ml1
1 files changed, 1 insertions, 0 deletions
diff --git a/library/goptions.ml b/library/goptions.ml
index 90c8728c..5af18689 100644
--- a/library/goptions.ml
+++ b/library/goptions.ml
@@ -247,6 +247,7 @@ let declare_option cast uncast
declare_object {(default_object ("G "^nickname key)) with
cache_function = (fun (_,v) -> write v);
classify_function = (fun v -> Substitute v);
+ subst_function = (fun (_,v) -> v);
discharge_function = (fun (_,v) -> Some v);
load_function = (fun _ (_,v) -> write v)}
in