+ unistr/u8-strstr, unistr/u16-strstr: Optimize the one-character case.
+ * lib/unistr/u-strstr.h (FUNC): When the needle contains only one
+ character, perform the search using U_STRCHR.
+ * lib/unistr/u8-strstr.c (U_STRMBTOUC): New macro.
+ * lib/unistr/u16-strstr.c (U_STRMBTOUC): Likewise.
+ * modules/unistr/u8-strstr (Depends-on): Add unistr/u8-strmbtouc.
+ * modules/unistr/u16-strstr (Depends-on): Add unistr/u16-strmbtouc.
+ Suggested by Paolo Bonzini.
+
+2010-07-31 Bruno Haible <bruno@clisp.org>
+