gdb/doc/ChangeLog:

2012-04-14  Anton Gorenkov <xgsa@yandex.ru>

	PR mi/13393
	* gdb.texinfo (Print Settings): Extend the description for "set print
	object".
	(GDB/MI Variable Objects): Extend the description for -var-create and
	-var-list-children.


gdb/testsuite/ChangeLog:

2012-04-14  Anton Gorenkov <xgsa@yandex.ru>

	PR mi/13393
	* gdb.mi/mi-var-rtti.cc: New file.
	* gdb.mi/mi-var-rtti.exp: New file.
	* lib/mi-support.exp (mi_varobj_update_with_child_type_change): New
	function.
	(mi_varobj_update_with_type_change): updated to avoid code duplication.


gdb/ChangeLog:

2012-04-14  Anton Gorenkov <xgsa@yandex.ru>

	PR mi/13393
	* value.c (value_actual_type): New function.
	* value.h (value_actual_type): New declaration.
	* varobj.c (update_type_if_necessary): New function.
	(varobj_create): Call value_actual_type instead of
	value_type.
	(install_dynamic_child): distinct changed and type changed MI variable
	objects.
	(update_dynamic_varobj_children): Updated for install_dynamic_child
	change.  All callers updated.
	(varobj_update): Support for MI variable object type change if
	the value changed and RTTI is used to determine the type.
	(create_child_with_value): Call value_actual_type instead of
	value_type.
	(adjust_value_for_child_access): Extended with a new parameter which
	specify whether the given value should be casted to enclosing type.
	All callers updated.

2 files changed, 18 insertions, 3 deletions

diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index ecb3409..e288b9e 100644
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,3 +1,11 @@
+2012-04-14  Anton Gorenkov <xgsa@yandex.ru>
+
+	PR mi/13393
+	* gdb.texinfo (Print Settings): Extend the description for "set print
+	object".
+	(GDB/MI Variable Objects): Extend the description for -var-create and
+	-var-list-children.
+
 2012-04-11  Siva Chandra Reddy  <sivachandra@google.com>
 
 	* gdb.texinfo (Examining Data): Document the 'explore' command.
diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index 37ffbb1..613782e 100644
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -8666,7 +8666,8 @@ When displaying a pointer to an object, identify the @emph{actual}
 the virtual function table.  Note that the virtual function table is
 required---this feature can only work for objects that have run-time
 type identification; a single virtual method in the object's declared
-type is sufficient.
+type is sufficient.  Note that this setting is also taken into account when
+working with variable objects via MI (@pxref{GDB/MI}).
 
 @item set print object off
 Display only the declared type of objects, without reference to the
@@ -29103,7 +29104,10 @@ will not be interesting.
 
 @item type
 The varobj's type.  This is a string representation of the type, as
-would be printed by the @value{GDBN} CLI.
+would be printed by the @value{GDBN} CLI.  If @samp{print object}
+(@pxref{Print Settings, set print object}) is set to @code{on}, the
+@emph{actual} (derived) type of the object is shown rather than the
+@emph{declared} one.
 
 @item thread-id
 If a variable object is bound to a specific thread, then this is the
@@ -29274,7 +29278,10 @@ Number of children this child has.  For a dynamic varobj, this will be
 0.
 
 @item type
-The type of the child.
+The type of the child.  If @samp{print object}
+(@pxref{Print Settings, set print object}) is set to @code{on}, the
+@emph{actual} (derived) type of the object is shown rather than the
+@emph{declared} one.
 
 @item value
 If values were requested, this is the value.