2354 nest_save *top_nest, *end_nests;  in parse_regex()  local
2394 top_nest = NULL;  in parse_regex()
3574       if (top_nest == NULL) top_nest = (nest_save *)(cb->start_workspace);  in parse_regex()
3575       else if (++top_nest >= end_nests)  in parse_regex()
3580       top_nest->nest_depth = nest_depth;  in parse_regex()
3581       top_nest->flags = 0;  in parse_regex()
3582       top_nest->options = options & PARSE_TRACKED_OPTIONS;  in parse_regex()
3589         top_nest->reset_group = (uint16_t)cb->bracount;  in parse_regex()
3590         top_nest->max_group = (uint16_t)cb->bracount;  in parse_regex()
3591         top_nest->flags |= NSF_RESET;  in parse_regex()
3604         top_nest->reset_group = 0;  in parse_regex()
3605         top_nest->max_group = 0;  in parse_regex()
3685           if (top_nest > (nest_save *)(cb->start_workspace) &&  in parse_regex()
3686               (top_nest-1)->nest_depth == nest_depth) top_nest--;  in parse_regex()
3687           else top_nest->nest_depth = nest_depth;  in parse_regex()
4141         if (top_nest == NULL) top_nest = (nest_save *)(cb->start_workspace);  in parse_regex()
4142         else if (++top_nest >= end_nests)  in parse_regex()
4147         top_nest->nest_depth = nest_depth;  in parse_regex()
4148         top_nest->flags = NSF_CONDASSERT;  in parse_regex()
4149         top_nest->options = options & PARSE_TRACKED_OPTIONS;  in parse_regex()
4259     if (top_nest != NULL && top_nest->nest_depth == nest_depth &&  in parse_regex()
4260         (top_nest->flags & NSF_RESET) != 0)  in parse_regex()
4262       if (cb->bracount > top_nest->max_group)  in parse_regex()
4263         top_nest->max_group = (uint16_t)cb->bracount;  in parse_regex()
4264       cb->bracount = top_nest->reset_group;  in parse_regex()
4275     if (top_nest != NULL && top_nest->nest_depth == nest_depth)  in parse_regex()
4277       options = (options & ~PARSE_TRACKED_OPTIONS) | top_nest->options;  in parse_regex()
4278       if ((top_nest->flags & NSF_RESET) != 0 &&  in parse_regex()
4279           top_nest->max_group > cb->bracount)  in parse_regex()
4280         cb->bracount = top_nest->max_group;  in parse_regex()
4281       if ((top_nest->flags & NSF_CONDASSERT) != 0)  in parse_regex()
4283       if (top_nest == (nest_save *)(cb->start_workspace)) top_nest = NULL;  in parse_regex()
4284         else top_nest--;  in parse_regex()