From 27a81f5957b8caed9724c0156208b401523b57bc Mon Sep 17 00:00:00 2001
From: Gregor Wagner <anygregor@gmail.com>
Date: Tue, 19 Oct 2010 16:12:08 -0700
Subject: [PATCH] Followup for Bug 605011

---
 js/src/jsgc.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/js/src/jsgc.cpp b/js/src/jsgc.cpp
index bdd8d0f799e3..0313d486d976 100644
--- a/js/src/jsgc.cpp
+++ b/js/src/jsgc.cpp
@@ -2564,8 +2564,9 @@ js_GC(JSContext *cx, JSGCInvocationKind gckind)
 #ifdef DEBUG
     int stackDummy;
 # if JS_STACK_GROWTH_DIRECTION > 0
-    /* cx->stackLimit is set to jsuword(-1). */
-    JS_ASSERT_IF(cx->stackLimit, JS_CHECK_STACK_SIZE(cx->stackLimit, &stackDummy));
+    /* cx->stackLimit is set to jsuword(-1) by default. */
+    JS_ASSERT_IF(cx->stackLimit != jsuword(-1),
+                 JS_CHECK_STACK_SIZE(cx->stackLimit + 4096, &stackDummy));
 # else
     /* -4k because it is possible to perform a GC during an overrecursion report. */
     JS_ASSERT_IF(cx->stackLimit, JS_CHECK_STACK_SIZE(cx->stackLimit - 4096, &stackDummy));