d: Update comment for TypeInfoVisitor::layout_base

gcc/d/ChangeLog:

	* typeinfo.cc (class TypeInfoVisitor::layout_base): Update comment.

diff --git a/gcc/d/typeinfo.cc b/gcc/d/typeinfo.cc
index 04e228a..fd8c746 100644 (file)
--- a/gcc/d/typeinfo.cc
+++ b/gcc/d/typeinfo.cc
@@ -411,8 +411,7 @@ class TypeInfoVisitor : public Visitor
     this->layout_field (value);
   }
 
-
-  /* Write out the __vptr and __monitor fields of class CD.  */
+  /* Write out the __vptr and optionally __monitor fields of class CD.  */
 
   void layout_base (ClassDeclaration *cd)
   {