limit the number of variables in barchart from crosstabs #58968

[pspp] / src / language / stats / crosstabs.q

diff --git a/src/language/stats/crosstabs.q b/src/language/stats/crosstabs.q
index 11e76cd1da3bb635b45b53180f2b9ed016d823bf..e8739bc1bf438d2616fcbde50c8986bbeae77912 100644 (file)
--- a/src/language/stats/crosstabs.q
+++ b/src/language/stats/crosstabs.q
@@ -782,10 +782,11 @@ postcalc (struct crosstabs_proc *proc)
         }
       if (proc->barchart)
         {
-          const struct variable **vars = xcalloc (xt->n_vars, sizeof *vars);
-          for (size_t i = 0; i < xt->n_vars; i++)
+          int n_vars = (xt->n_vars > 2 ? 2 : xt->n_vars);
+          const struct variable **vars = xcalloc (n_vars, sizeof *vars);
+          for (size_t i = 0; i < n_vars; i++)
             vars[i] = xt->vars[i].var;
-          chart_item_submit (barchart_create (vars, xt->n_vars, _("Count"),
+          chart_item_submit (barchart_create (vars, n_vars, _("Count"),
                                               false,
                                               xt->entries, xt->n_entries));
           free (vars);