added tests as prepared by oliver

test/ref/cc65101216.c

@@ -0,0 +1,27 @@
+/*
+  !!DESCRIPTION!! division bug
+  !!ORIGIN!!      testsuite
+  !!LICENCE!!     Public Domain
+  !!AUTHOR!!      Stefan Wessels
+*/
+
+/*
+The output from the code below is:
+a / b = 6
+
+Shouldn't that be 0?
+*/
+
+#include <stdio.h>
+#define b 10000
+char a;
+int main()
+{
+    char c;
+
+    a = 100;
+    c = a / b;
+    printf("a / b = %d", c);
+
+    return 0;
+}