oops
diff --git a/libasn1compiler/asn1c_misc.c b/libasn1compiler/asn1c_misc.c
index c8cd2e7..7483a20 100644
--- a/libasn1compiler/asn1c_misc.c
+++ b/libasn1compiler/asn1c_misc.c
@@ -261,8 +261,8 @@
* standard will give it an unsigned type.
* It is defined here as a constant expression.
*/
-#define LEFTMIN 2147483647
-#define RIGHTMAX (-LEFTMIN-1)
+#define RIGHTMAX 2147483647 /* of 32-bit integer type */
+#define LEFTMIN (-RIGHTMAX-1) /* of 32-bit integer type */
/* Descend to the terminal type */
expr = asn1f_find_terminal_type_ex(arg->asn, expr);