class.c (build_vcall_offset_vtbl_entries): Do not add vcall entries for a…

class.c (build_vcall_offset_vtbl_entries): Do not add vcall entries for a primary construction virtual table.

	* class.c (build_vcall_offset_vtbl_entries): Do not add vcall
	entries for a primary construction virtual table.

From-SVN: r119271

gcc/cp/ChangeLog

+2006-11-27  Mark Mitchell  <mark@codesourcery.com>
+
+	* class.c (build_vcall_offset_vtbl_entries): Do not add vcall
+	entries for a primary construction virtual table.
+
 2006-11-26  Mark Mitchell  <mark@codesourcery.com>
 
 	PR c++/29886

gcc/cp/class.c

@@ -7449,7 +7449,14 @@ build_vcall_offset_vtbl_entries (tree binfo, vtbl_init_data* vid)
   /* We only need these entries if this base is a virtual base.  We
      compute the indices -- but do not add to the vtable -- when
      building the main vtable for a class.  */
-  if (BINFO_VIRTUAL_P (binfo) || binfo == TYPE_BINFO (vid->derived))
+  if (binfo == TYPE_BINFO (vid->derived)
+      || (BINFO_VIRTUAL_P (binfo) 
+	  /* If BINFO is RTTI_BINFO, then (since BINFO does not
+	     correspond to VID->DERIVED), we are building a primary
+	     construction virtual table.  Since this is a primary
+	     virtual table, we do not need the vcall offsets for
+	     BINFO.  */
+	  && binfo != vid->rtti_binfo))
     {
       /* We need a vcall offset for each of the virtual functions in this
 	 vtable.  For example: