diff --git a/test/val/bug250.c b/test/val/bug250.c
new file mode 100644
index 000000000..60f3c633d
--- /dev/null
+++ b/test/val/bug250.c
@@ -0,0 +1,13 @@
+/* bug #250 - Array size compile-time optimization stops halfway */
+
+#include <stdlib.h>
+
+#define LZO_MAX(a,b)        ((a) >= (b) ? (a) : (b))
+unsigned char c[2*4];
+unsigned char b[2*LZO_MAX(8,sizeof(int))];  // this will not compile
+
+int main(void)
+{
+    /* FIXME: add some runtime check */
+    return EXIT_SUCCESS;
+}