* gen-table.pl: Don't process characters after \uffff. Added

	comment pointing to input file.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48359 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 9 insertions, 4 deletions

diff --git a/gcc/java/gen-table.pl b/gcc/java/gen-table.pl
index cb0a870291f..98d003ca60b 100644
--- a/gcc/java/gen-table.pl
+++ b/gcc/java/gen-table.pl
@@ -1,6 +1,6 @@
 #! /usr/bin/perl
 
-#    Copyright (C) 2000 Free Software Foundation
+#    Copyright (C) 2000, 2001 Free Software Foundation
 
 #    This program is free software; you can redistribute it and/or modify
 #    it under the terms of the GNU General Public License as published by
@@ -20,9 +20,13 @@
 # gen-table.pl - Generate tables for gcj from Unicode data.
 # Usage: perl gen-table.pl DATA-FILE
 #
-# A suitable DATA-FILE is available at:
-# ftp://www.unicode.org/Public/3.0-Update/UnicodeData-3.0.0.txt
-
+# You can find the Unicode data file here:
+#   ftp://www.unicode.org/Public/3.0-Update1/UnicodeData-3.0.1.txt
+# Please update this URL when this program is used with a more
+# recent version of the table.  Note that this table cannot be
+# distributed with gcc.
+# This program should not be re-run indiscriminately.  Care must be
+# taken that what it generates is in sync with the Java specification.
 
 # Names of fields in Unicode data table.
 $CODE = 0;
@@ -80,6 +84,7 @@ while (<INPUT>)
     }
 
     $code = hex ($fields[$CODE]);
+    last if $code > 0xffff;
     if ($code > $last_code + 1)
     {
 	# Found a gap.