* include/parrot/sub.h:
+ (struct Parrot_cont): Add a dynamic_state member.
* src/pmc/continuation.pmc:
+ (invoke): Replace stack_target search with the stored env ptr.
Replace unwinding with an approximation of rewinding.
+ (mark, clone, set_pointer): Other dynamic_state bookkeeping.
* src/sub.c:
+ Init continuation dynamic_state slot.
* t/pmc/continuation.t:
+ ('continuations preserve bsr/ret state.'): Fixed; remove 'todo.'
git-svn-id: https://svn.perl.org/parrot/trunk@14830 d31e2699-5ff4-0310-a27c-f18f2fbe73fe