* varobj.c (varobj_invalidate): Don't touch floating

varobjs.

gdb/ChangeLog

@@ -1,3 +1,8 @@
+2008-04-19  Vladimir Prus  <vladimir@codesourcery.com>
+
+	* varobj.c (varobj_invalidate): Don't touch floating
+	varobjs.
+
 2008-04-19  Mark Kettenis  <kettenis@gnu.org>
 
 	* symtab.c: (multiple_symbols_modes, multiple_symbols_ask)

gdb/varobj.c

@@ -2773,6 +2773,11 @@ varobj_invalidate (void)
     varp = all_rootvarobj;
     while (*varp != NULL)
       {
+	/* Floating varobjs are reparsed on each stop, so we don't care if
+	   the presently parsed expression refers to something that's gone.  */
+	if ((*varp)->root->floating)
+	  continue;
+
         /* global var must be re-evaluated.  */     
         if ((*varp)->root->valid_block == NULL)
         {