mark_stack_locations 4132 gc.c static void mark_stack_locations(rb_objspace_t *objspace, rb_thread_t *th, mark_stack_locations 4156 gc.c mark_stack_locations(objspace, th, stack_start, stack_end); mark_stack_locations 4166 gc.c mark_stack_locations(objspace, th, stack_start, stack_end);