Improve boostrap-ubsan config (PR bootstrap/64914).

[deliverable/binutils-gdb.git] / gdb / value.h

diff --git a/gdb/value.h b/gdb/value.h
index f7e7387ff1c4992bf3efeda3281def25afdf5c30..4d75c966edd61ce4b9d58bab57649cee8a2b8f2d 100644 (file)
--- a/gdb/value.h
+++ b/gdb/value.h
@@ -88,12 +88,12 @@ struct value_print_options;
 
 struct value;
 
-/* Decrease VAL's reference count.  When the reference count drops to
-   0, VAL will be freed.  */
+/* Increase VAL's reference count.  */
 
-extern struct value *value_incref (struct value *val);
+extern void value_incref (struct value *val);
 
-/* Increate VAL's reference count.  VAL is returned.  */
+/* Decrease VAL's reference count.  When the reference count drops to
+   0, VAL will be freed.  */
 
 extern void value_decref (struct value *val);
 
@@ -915,7 +915,7 @@ extern value *eval_skip_value (expression *exp);
 
 extern void fetch_subexp_value (struct expression *exp, int *pc,
                                struct value **valp, struct value **resultp,
-                               struct value **val_chain,
+                               std::vector<value_ref_ptr> *val_chain,
                                int preserve_errors);
 
 extern const char *extract_field_op (struct expression *exp, int *subexp);
@@ -1053,10 +1053,6 @@ extern int unop_user_defined_p (enum exp_opcode op, struct value *arg1);
 
 extern int destructor_name_p (const char *name, struct type *type);
 
-extern void free_all_values (void);
-
-extern void free_value_chain (struct value *v);
-
 extern value_ref_ptr release_value (struct value *val);
 
 extern int record_latest_value (struct value *val);
@@ -1086,7 +1082,14 @@ extern void value_print_array_elements (struct value *val,
                                        struct ui_file *stream, int format,
                                        enum val_prettyformat pretty);
 
-extern struct value *value_release_to_mark (const struct value *mark);
+/* Release values from the value chain and return them.  Values
+   created after MARK are released.  If MARK is nullptr, or if MARK is
+   not found on the value chain, then all values are released.  Values
+   are returned in reverse order of creation; that is, newest
+   first.  */
+
+extern std::vector<value_ref_ptr> value_release_to_mark
+    (const struct value *mark);
 
 extern void val_print (struct type *type,
                       LONGEST embedded_offset, CORE_ADDR address,