Boehm, Hans wrote: >2) (Harder, may not ever happen.) Teach the compiler to generate descriptors >for the stack layout, and the collector to interpret them, so that we can >scan the stack (mostly) nonconservatively. > Can't GCC do this already (ie DWARF2)? If that is good enough for the EH unwinder and GDB, wouldn't it have enough info for GC as well? regards Bryce.