TODO

diff --git a/ext/standard/string.c b/ext/standard/string.c
index b6714064bdcc51356c483a2eae2fa17977231c77..28e946cc7dff1ee3643666d54f22ef841a13edfa 100644 (file)
--- a/ext/standard/string.c
+++ b/ext/standard/string.c
@@ -5220,6 +5220,9 @@ nothing_todo:
 /* }}} */
 
 /* {{{ php_u_str_to_str_case_ex */
+/* TODO 
+ *  - optimize for cases where pat_len >= str_len
+ */
 PHPAPI UChar *php_u_str_to_str_case_ex(UChar *str, int str_len,
        UChar *pat, int pat_len, UChar *repl, int repl_len, int *result_len, int *replace_count TSRMLS_DC)
 {