fix: crash when %%staves at end of tune and lack of music in the last…

… voice Issue #69
lewdlime · Feb 4, 2020 · 309f1c3 · 309f1c3
1 parent f985cf1
commit 309f1c3
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/music.c b/music.c
@@ -2632,8 +2632,10 @@ static void set_clefs(void)
 				 && new_line == staff_clef[staff].clef->u.clef.line)
 					continue;
 				g = s;
-				while (g->voice != voice)
+				while (g && g->voice != voice)
 					g = g->ts_next;
+				if (!g)
+					continue;
 				if (g->type != CLEF) {
 					g = insert_clef(g, new_type, new_line);
 					if (s2->sflags & S_CLEF_AUTO)