Added fixes for:

Compilers that pretend to be Visual C++
export of memory management code


[SVN r18955]

libs/regex

@@ -1 +1 @@
-Subproject commit 5c0a6398abb2fdc6dd3bd60f275f7d7e3deafad2
+Subproject commit c32c644a38f70bbce4d2ffd98c6a44645caa2d86