Comment 2 for bug 604874

Seg fault is in

# pwd
/home/yao/maverick/root/firefox-3.6.7+build2+nobinonly/build-tree/mozilla/js/src
# ./../../dist/bin/js imacro_asm.js ./imacros.jsasm
Segmentation fault

Run js with gdb,
Program received signal SIGSEGV, Segmentation fault.
js_CheckForStringIndex (id=705479548) at jsobj.cpp:3412
3412 jschar ch = *s;
(gdb) bt
#0 js_CheckForStringIndex (id=705479548) at jsobj.cpp:3412
#1 0x2a044156 in js_DefineNativeProperty (cx=0x2a0d6b80, obj=0x2a0f80c0, id=705479548, value=22,
    getter=0x2a03fb65 <block_getProperty>, setter=0x2a03fb01 <block_setProperty>, attrs=69, flags=4,
    shortid=0, propp=0x0, defineHow=0) at jsobj.cpp:3605
#2 0x2a044572 in js_DefineBlockVariable (cx=0x2a0cc37c, obj=0x2a0cc378, id=705523208,
    index=<value optimized out>) at jsobj.cpp:2667
#3 0x2a053b8c in BindLet (cx=0x2a0d6b80, data=0xbefbd59c, atom=0x2a0cc37c, tc=<value optimized out>)
    at jsparse.cpp:3067
#4 0x2a0581bc in Variables (cx=0x2a0d6b80, ts=0xbefbd818, tc=0xbefbd6a4,
    inLetHead=<value optimized out>) at jsparse.cpp:5623
#5 0x2a05898c in Statement (cx=0x2a0d6b80, ts=0xbefbd818, tc=<value optimized out>)
    at jsparse.cpp:4632
....
....
(gdb) p s
$1 = (const jschar *) 0x20000001
(gdb) p *s
Cannot access memory at address 0x20000001
(gdb)