--- a/js/src/jsapi.cpp	2013-05-11 21:19:34.000000000 +0200
+++ b/js/src/jsapi.cpp	2013-05-28 17:39:15.347027000 +0200
@@ -892,7 +892,7 @@
     PodZero(&atomState);
 
 #if JS_STACK_GROWTH_DIRECTION > 0
-    nativeStackLimit = UINTPTR_MAX;
+    mainThread.nativeStackLimit = UINTPTR_MAX;
 #endif
 }