limit the number of variables in barchart from crosstabs #58968

[pspp] / src / output / charts / barchart.c

diff --git a/src/output/charts/barchart.c b/src/output/charts/barchart.c
index da72fc89f87b84e3b7e3a4b33da38304792ad69f..1b7e83ca4fc1978d62e43acc70c6bffc8c544786 100644 (file)
--- a/src/output/charts/barchart.c
+++ b/src/output/charts/barchart.c
@@ -160,7 +160,7 @@ barchart_create (const struct variable **var, int n_vars,
 
   int width = var_get_width (var[pidx]);
 
-  assert (n_vars >= 1);
+  assert (n_vars >= 1 && n_vars <= 2);
 
   bar = xzalloc (sizeof *bar);
   bar->percent = percent;