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+Sun Jan 6 18:19:12 2008 Tanaka Akira <akr@fsij.org>
+
+ * include/ruby/encoding.h (rb_enc_str_buf_cat): declared.
+
+ * string.c (coderange_scan): extracted from rb_enc_str_coderange.
+ (rb_enc_str_coderange): use coderange_scan.
+ (rb_str_shared_replace): copy encoding and coderange.
+ (rb_enc_str_buf_cat): new function for linear complexity string
+ accumulation with encoding.
+ (rb_str_sub_bang): don't conflict substituted part and replacement.
+ (str_gsub): use rb_enc_str_buf_cat.
+ (rb_str_clear): clear coderange.
+
+ * re.c (rb_reg_regsub): use rb_enc_str_buf_cat.
+
Sun Jan 6 17:55:44 2008 Technorama Ltd. <oss-ruby@technorama.net>
* lib/securerandom.rb: Add Win32 support.