I may have missed a post about this but iridium hasn't been working on i386 for a while now. Something seems off.
$ iridium
/usr/local/bin/iridium[57]: /usr/local/iridium/iridium: Cannot allocate
memory
$ ldd /usr/local/iridium/iridium
/usr/local/iridium/iridium:
/usr/local/iridium/iridium: Cannot allocate memory
/usr/local/iridium/iridium: exit status 1
$ size /usr/local/iridium/iridium
text data bss dec hex
175634300 3685956 1852292 181172548 acc7944
Stu
