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-rw-r--r--tactics/tacsubst.ml2
1 files changed, 2 insertions, 0 deletions
diff --git a/tactics/tacsubst.ml b/tactics/tacsubst.ml
index 55941c1ca..17cb8ad19 100644
--- a/tactics/tacsubst.ml
+++ b/tactics/tacsubst.ml
@@ -18,6 +18,8 @@ open Genredexpr
open Patternops
open Pretyping
+let (ltac_trace_info : ltac_trace Exninfo.t) = Exninfo.make ()
+
(** Substitution of tactics at module closing time *)
(** For generic arguments, we declare and store substitutions