2000-10-13 Fernando Nasser <fnasser@totem.to.cygnus.com>

	* varobj.c (varobj_update): Prevent uninitialized error code to be
	returned on type_changed.  Also, prevent value_equal() to be called
	for the types we do not want to test for updates.

1 files changed, 16 insertions, 13 deletions

diff --git a/gdb/varobj.c b/gdb/varobj.c
index 9205e9d..b1c44a0 100644
--- a/gdb/varobj.c
+++ b/gdb/varobj.c
@@ -917,21 +917,24 @@ varobj_update (struct varobj *var, struct varobj ***changelist)
   /* Initialize a stack for temporary results */
   vpush (&result, NULL);
 
-  if (type_changed || !my_value_equal (var->value, new, &error2))
+  /* If this is a "use_selected_frame" varobj, and its type has changed,
+     them note that it's changed. */
+  if (type_changed)
     {
-      /* Note that it's changed   There a couple of exceptions here,
-         though. We don't want some types to be reported as 
-	 "changed". The exception to this is if this is a 
-	 "use_selected_frame" varobj, and its type has changed. */
-      if (type_changed || type_changeable (var))
-	{
-	  vpush (&result, var);
-	  changed++;
-	}
+      vpush (&result, var);
+      changed++;
+    }
+  /* If values are not equal, note that it's changed.
+     There a couple of exceptions here, though.
+     We don't want some types to be reported as "changed". */
+  else if (type_changeable (var) && !my_value_equal (var->value, new, &error2))
+    {
+      vpush (&result, var);
+      changed++;
+      /* error2 replaces var->error since this new value
+         WILL replace the old one. */
+      var->error = error2;
     }
-  /* error2 replaces var->error since this new value
-     WILL replace the old one. */
-  var->error = error2;
 
   /* We must always keep around the new value for this root
      variable expression, or we lose the updated children! */