Introduce ada_unop_ind_operation

This adds class ada_unop_ind_operation, which implements UNOP_IND for
Ada.

gdb/ChangeLog
2021-03-08  Tom Tromey  <tom@tromey.com>

	* ada-lang.c (ada_unop_ind_operation::evaluate): New method.
	* ada-exp.h (class ada_unop_ind_operation): New.

1 files changed, 13 insertions, 0 deletions

diff --git a/gdb/ada-exp.h b/gdb/ada-exp.h
index 8e908464f1f..c87036e2d19 100644
--- a/gdb/ada-exp.h
+++ b/gdb/ada-exp.h
@@ -358,6 +358,19 @@ public:
   { return OP_ATR_VAL; }
 };
 
+/* The indirection operator for Ada.  */
+class ada_unop_ind_operation
+  : public unop_ind_base_operation
+{
+public:
+
+  using unop_ind_base_operation::unop_ind_base_operation;
+
+  value *evaluate (struct type *expect_type,
+		   struct expression *exp,
+		   enum noside noside) override;
+};
+
 } /* namespace expr */
 
 #endif /* ADA_EXP_H */