diff -r e5181fe13b9c -r 6f44b1f1275c src/array_list.c
--- a/src/array_list.c	Tue Sep 17 23:32:27 2024 +0200
+++ b/src/array_list.c	Tue Sep 17 23:37:15 2024 +0200
@@ -243,6 +243,9 @@
         void const *elem,
         cx_compare_func cmp_func
 ) {
+    // special case: empty array
+    if (size == 0) return 0;
+
     // declare a variable that will contain the compare results
     int result;