From f2a4af5e716c17b85e13f984a919f977926ac5dd Mon Sep 17 00:00:00 2001
From: "igor.bukanov%gmail.com" <igor.bukanov%gmail.com>
Date: Sat, 24 Jun 2006 10:48:56 +0000
Subject: [PATCH] Bug 342180: Check for unitialized scriptFilenameTable in
 js_SweepScriptFilenames as js_GC can run before js_InitRuntimeScriptState is
 invoked. r=mrbkap

---
 js/src/jsscript.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/js/src/jsscript.c b/js/src/jsscript.c
index d1fc5704d1e..5adb126b437 100644
--- a/js/src/jsscript.c
+++ b/js/src/jsscript.c
@@ -1237,6 +1237,9 @@ js_script_filename_sweeper(JSHashEntry *he, intN i, void *arg)
 void
 js_SweepScriptFilenames(JSRuntime *rt)
 {
+    if (!rt->scriptFilenameTable)
+        return;
+
     JS_HashTableEnumerateEntries(rt->scriptFilenameTable,
                                  js_script_filename_sweeper,
                                  rt);