excercise more the recursion when generating coverage report

Author: Blebowski

src/cov/cov-data.c

@@ -1151,8 +1151,10 @@ static void cover_merge_scope(cover_scope_t *old_s, cover_scope_t *new_s,
          if (n_old_visits == old_s->items.count)
             break;
 
-         if ((new->hier == old->hier) && (new->flags == old->flags) &&
-             (loc_eq(&new->loc, &old->loc))) {
+         if ((new->hier == old->hier) &&
+             (new->flags == old->flags) &&
+             (loc_eq(&(new->loc), &(old->loc)))) {
+
             assert(new->kind == old->kind);
 #ifdef COVER_DEBUG_MERGE
             printf("Merging coverage item: %s\n", istr(old->hier));

test/regress/cover26.vhd

@@ -37,7 +37,7 @@ begin
 
     sub_inst_long_path : entity work.sub
     generic map (
-        nest => 16
+        nest => 60
     );
 
 end architecture;