updated for version 7.3.1010 Problem: New regexp: adding \Z makes every character match. Solution: Only apply ireg_icombine for composing characters. Alsl add missing change from patch 1008. (Ken Takata)

Results of test95:
OK - [[:alpha:][=a=]]\+
OK - [[=a=]]\+
OK - [^ม ]\+
OK -  [^ ]\+
OK - [ม[:alpha:][=a=]]\+
OK - \p\+
OK - \i\+
OK - \%#=1\i\+
OK - \f\+
OK - \%#=1\f\+
OK - ú\Z
OK - [^[=a=]]\+