Mention potential integer overflow problems.

diff --git a/src/ChangeLog b/src/ChangeLog
index 97920eac13c43aac6d67d04f437789bd0c21f995..2839323f66a0970762ff1bbeba24ad126e509ce4 100644 (file)
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,6 +1,7 @@
 2011-04-09  Paul Eggert  <eggert@cs.ucla.edu>
 
-       * charset.c (load_charset_map): <, not <=, for optimization.
+       * charset.c (load_charset_map): <, not <=, for optimization,
+       and to avoid potential problems with integer overflow.
        * chartab.c (sub_char_table_set_range, char_table_set_range): Likewise.
        * casetab.c (set_identity, shuffle): Likewise.