From 753b90a81168857f9cfb53e3162305fe5338a5d6 Mon Sep 17 00:00:00 2001
From: Joel Dice <joel.dice@gmail.com>
Date: Sun, 17 Jul 2011 19:48:28 -0600
Subject: [PATCH] request an object mask when allocating a singleton

Singletons may have embedded object references, and if they are
allocated at fixed memory locations (e.g. if they are larger than
64KB), they must have object masks so the garbage collector knows were
to find said references.
---
 src/type-generator.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/type-generator.cpp b/src/type-generator.cpp
index d6d8adf313..626573af8e 100644
--- a/src/type-generator.cpp
+++ b/src/type-generator.cpp
@@ -1911,7 +1911,7 @@ writeConstructors(Output* out, Object* declarations)
 
       out->write(")\n{\n");
 
-      bool hasObjectMask = false;
+      bool hasObjectMask = strcmp(typeName(o), "singleton") == 0;
       for (MemberIterator it(o); it.hasMore();) {
         Object* m = it.next();
         if (m->type == Object::Scalar