[pushed] Remove value_in

[Tom Tromey <tromey@adacore.com>]

value_in is unused.  From git log, it seems to have been part of the
Chill language, which was removed from gdb eons ago.  This patch
removes the function.  Tested by rebuilding.
---
 gdb/valarith.c | 23 -----------------------
 gdb/value.h    |  2 --
 2 files changed, 25 deletions(-)

diff --git a/gdb/valarith.c b/gdb/valarith.c
index a6a5f5102a2..070ee63808e 100644
--- a/gdb/valarith.c
+++ b/gdb/valarith.c
@@ -2020,26 +2020,3 @@ value_bit_index (struct type *type, const gdb_byte *valaddr, int index)
     rel_index = TARGET_CHAR_BIT - 1 - rel_index;
   return (word >> rel_index) & 1;
 }
-
-int
-value_in (struct value *element, struct value *set)
-{
-  int member;
-  struct type *settype = check_typedef (set->type ());
-  struct type *eltype = check_typedef (element->type ());
-
-  if (eltype->code () == TYPE_CODE_RANGE)
-    eltype = eltype->target_type ();
-  if (settype->code () != TYPE_CODE_SET)
-    error (_("Second argument of 'IN' has wrong type"));
-  if (eltype->code () != TYPE_CODE_INT
-      && eltype->code () != TYPE_CODE_CHAR
-      && eltype->code () != TYPE_CODE_ENUM
-      && eltype->code () != TYPE_CODE_BOOL)
-    error (_("First argument of 'IN' has wrong type"));
-  member = value_bit_index (settype, set->contents ().data (),
-			    value_as_long (element));
-  if (member < 0)
-    error (_("First argument of 'IN' not in range"));
-  return member;
-}
diff --git a/gdb/value.h b/gdb/value.h
index f2a4907ab81..c3eb96bf143 100644
--- a/gdb/value.h
+++ b/gdb/value.h
@@ -1270,8 +1270,6 @@ extern struct value *value_bitstring_subscript (struct type *type,
 extern struct value *register_value_being_returned (struct type *valtype,
 						    struct regcache *retbuf);
 
-extern int value_in (struct value *element, struct value *set);
-
 extern int value_bit_index (struct type *type, const gdb_byte *addr,
 			    int index);
 
-- 
2.39.1