From: John Darrington <john@darrington.wattle.id.au>
Date: Sun, 5 May 2019 10:19:42 +0000 (+0200)
Subject: graph.c (run_barchart): Add assertion.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e9baf52ef8219c1223457d35b503dcedddee0338;p=pspp

graph.c (run_barchart): Add assertion.

We don't support multidimensional barcharts.
---

diff --git a/src/language/stats/graph.c b/src/language/stats/graph.c
index 2eeccca206..2d60467845 100644
--- a/src/language/stats/graph.c
+++ b/src/language/stats/graph.c
@@ -416,6 +416,7 @@ run_barchart (struct graph *cmd, struct casereader *input)
   struct freq **cells = NULL;
   int n_cells = 0;
 
+  assert (cmd->n_by_vars <= 2);
   for (grouper = casegrouper_create_vars (input, cmd->by_var,
                                           cmd->n_by_vars);
        casegrouper_get_next_group (grouper, &group);