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-rw-r--r--dev/base_include1
-rw-r--r--dev/db1
-rw-r--r--dev/top_printers.ml2
3 files changed, 4 insertions, 0 deletions
diff --git a/dev/base_include b/dev/base_include
index b7fa38ea8..26949cde9 100644
--- a/dev/base_include
+++ b/dev/base_include
@@ -38,6 +38,7 @@
#install_printer ppvblock;;
#install_printer (* bigint *) ppbigint;;
#install_printer (* loc *) pploc;;
+#install_printer (* substitution *) prsubst;;
(* Open main files *)
diff --git a/dev/db b/dev/db
index 784e5bac8..2ba7756fa 100644
--- a/dev/db
+++ b/dev/db
@@ -34,5 +34,6 @@ install_printer Top_printers.ppclenv
install_printer Top_printers.pptac
install_printer Top_printers.ppobj
install_printer Top_printers.pploc
+install_printer Top_printers.prsubst
diff --git a/dev/top_printers.ml b/dev/top_printers.ml
index e1ee29e4f..df089f0b1 100644
--- a/dev/top_printers.ml
+++ b/dev/top_printers.ml
@@ -81,6 +81,8 @@ let genppj f j = let (c,t) = f j in (c ++ str " : " ++ t)
let ppj j = pp (genppj pr_ljudge j)
+let prsubst s = pp (Mod_subst.debug_pr_subst s)
+
(* proof printers *)
let ppevm evd = pp(pr_evar_map evd)
let ppevd evd = pp(pr_evar_defs evd)