Why does this program cause an NPE in LibgcjInternalFinalizerThread ??

[David Daney]

>
>
>Sounds plausible.  gdb doesn't let me print the "ref" variable
>directly, however the only register I have that looks like a heap pointer
>is $eax:
>
>(gdb) x $eax
>0x8180c78:      0x407f1568
>(gdb) x 0x407f1568
>0x407f1568 <_ZTVN4java4lang6StringE+8>: 0x407f15a0
>  
>
x /x *(int **)ref

You can have all sorts of fun adding varients of this to breakpoint 
commands and conditions.

>  
>