Fixed bug #66176 (Invalid constant substitution)
Fixed bug #66176 (Invalid constant substitution)
Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  Fixed bug #66176 (Invalid constant substitution)
  Fixed bug #66176 (Invalid constant substitution)
Merge branch 'PHP-5.6'

* PHP-5.6:
  Fixed bug #66176 (Invalid constant substitution)
  Fixed bug #66176 (Invalid constant substitution)
Added an optimization of class constants and constant calls to some internal functions
Added an optimization of class constants and constant calls to some internal functions
Merge branch 'PHP-5.6'

* PHP-5.6:
  Added an optimization of class constants and constant calls to some internal functions
  Added an optimization of class constants and constant calls to some internal functions

Conflicts:
	NEWS
Merge branch 'master' of git.php.net:php-src

* 'master' of git.php.net:php-src:
  Fixed a wrong test