G++: GC-related ICE in CVS version

[Martin v. Loewis]

> The debugger reveals a serious gc failure:
> 
> ----------------------------------------------------------------
> Program received signal SIGSEGV, Segmentation fault.
> ggc_set_mark (p=0xd60) at ../SRC/gcc/ggc-page.c:748

My guess is that this is not a gc bug, but that a field of some tree
or rtx is corrupted. It would be interesting to know who the caller of
this function was, and at what point the value 0x60 was written into
that field.

Regards,
Martin