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-rw-r--r--gdb/doc/ChangeLog6
-rw-r--r--gdb/doc/python.texi16
2 files changed, 14 insertions, 8 deletions
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index 642bc54..e1a3c86 100644
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,5 +1,11 @@
2018-09-10 Tom Tromey <tom@tromey.com>
+ PR python/16461:
+ * python.texi (Values From Inferior): Mention use of virtual
+ table.
+
+2018-09-10 Tom Tromey <tom@tromey.com>
+
* python.texi (Basic Python): Parenthesize argument to
decode_line.
diff --git a/gdb/doc/python.texi b/gdb/doc/python.texi
index 6eccc2b..e310c16 100644
--- a/gdb/doc/python.texi
+++ b/gdb/doc/python.texi
@@ -658,14 +658,14 @@ The type of this @code{gdb.Value}. The value of this attribute is a
@end defvar
@defvar Value.dynamic_type
-The dynamic type of this @code{gdb.Value}. This uses C@t{++} run-time
-type information (@acronym{RTTI}) to determine the dynamic type of the
-value. If this value is of class type, it will return the class in
-which the value is embedded, if any. If this value is of pointer or
-reference to a class type, it will compute the dynamic type of the
-referenced object, and return a pointer or reference to that type,
-respectively. In all other cases, it will return the value's static
-type.
+The dynamic type of this @code{gdb.Value}. This uses the object's
+virtual table and the C@t{++} run-time type information
+(@acronym{RTTI}) to determine the dynamic type of the value. If this
+value is of class type, it will return the class in which the value is
+embedded, if any. If this value is of pointer or reference to a class
+type, it will compute the dynamic type of the referenced object, and
+return a pointer or reference to that type, respectively. In all
+other cases, it will return the value's static type.
Note that this feature will only work when debugging a C@t{++} program
that includes @acronym{RTTI} for the object in question. Otherwise,