diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 9a13a03eb8..adb5140d36 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2021-03-08  Tom Tromey  <tom@tromey.com>
+
+	* ada-lang.c (ada_pos_atr): No longer static.
+	* ada-exp.h (ada_pos_operation): New typedef.
+
 2021-03-08  Tom Tromey  <tom@tromey.com>
 
 	* ada-lang.c (ada_pos_atr): Rename from value_pos_atr.  Change
diff --git a/gdb/ada-exp.h b/gdb/ada-exp.h
index f3808935f9..07744c1c8e 100644
--- a/gdb/ada-exp.h
+++ b/gdb/ada-exp.h
@@ -65,6 +65,10 @@ extern struct value *ada_binop_minmax (struct type *expect_type,
 				       enum noside noside, enum exp_opcode op,
 				       struct value *arg1,
 				       struct value *arg2);
+extern struct value *ada_pos_atr (struct type *expect_type,
+				  struct expression *exp,
+				  enum noside noside, enum exp_opcode op,
+				  struct value *arg);
 
 namespace expr
 {
@@ -135,6 +139,7 @@ using ada_neg_operation = unop_operation<UNOP_NEG, ada_unop_neg>;
 using ada_atr_tag_operation = unop_operation<OP_ATR_TAG, ada_atr_tag>;
 using ada_atr_size_operation = unop_operation<OP_ATR_SIZE, ada_atr_size>;
 using ada_abs_operation = unop_operation<UNOP_ABS, ada_abs>;
+using ada_pos_operation = unop_operation<OP_ATR_POS, ada_pos_atr>;
 
 /* The in-range operation, given a type.  */
 class ada_unop_range_operation
diff --git a/gdb/ada-lang.c b/gdb/ada-lang.c
index cbb1deebcc..52766ae916 100644
--- a/gdb/ada-lang.c
+++ b/gdb/ada-lang.c
@@ -8863,7 +8863,7 @@ pos_atr (struct value *arg)
   return *result;
 }
 
-static struct value *
+struct value *
 ada_pos_atr (struct type *expect_type,
 	     struct expression *exp,
 	     enum noside noside, enum exp_opcode op,