Mark whole root objects in final_marking_phase(); fix
ref
MODIFY
src/gc.c
src/gc.c
@@ -996,7 +996,7 @@ incremental_marking_phase(mrb_state *mrb, mrb_gc *gc, size_t limit)
static void
final_marking_phase(mrb_state *mrb, mrb_gc *gc)
{
- mark_context_stack(mrb, mrb->root_c);
+ mark_context(mrb, mrb->root_c);
gc_mark_gray_list(mrb, gc);
mrb_assert(gc->gray_list == NULL);
gc->gray_list = gc->atomic_gray_list;

Mark whole root objects in final_marking_phase(); fix #3603

ref #1359 #1362