Macro: ac_cxx_member_templates_outside_class

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# ac_cxx_member_templates_outside_class

## Synopsis

`AC_CXX_MEMBER_TEMPLATES_OUTSIDE_CLASS`

## Version

1.1.1.1 (2001/07/26) C++_Support @ ac-archive-0.5.32

## Author

Luc Maisonobe

## Description

If the compiler supports member templates outside the class declaration, define HAVE_MEMBER_TEMPLATES_OUTSIDE_CLASS.

## M4 Source Code

    AC_DEFUN([AC_CXX_MEMBER_TEMPLATES_OUTSIDE_CLASS],
    [AC_CACHE_CHECK(whether the compiler supports member templates outside the class declaration,
    ac_cv_cxx_member_templates_outside_class,
    [AC_LANG_SAVE
     AC_LANG_CPLUSPLUS
     AC_TRY_COMPILE([
    template<class T, int N> class A
    { public :
      template<int N2> A<T,N> operator=(const A<T,N2>& z);
    };
    template<class T, int N> template<int N2>
    A<T,N> A<T,N>::operator=(const A<T,N2>& z){ return A<T,N>(); }],[
    A<double,4> x; A<double,7> y; x = y; return 0;],
     ac_cv_cxx_member_templates_outside_class=yes, ac_cv_cxx_member_templates_outside_class=no)
     AC_LANG_RESTORE
    ])
    if test "$ac_cv_cxx_member_templates_outside_class" = yes; then
      AC_DEFINE(HAVE_MEMBER_TEMPLATES_OUTSIDE_CLASS,,
                [define if the compiler supports member templates outside the class declaration])
    fi
    ])