Macro: ac_cxx_templates_as_template_arguments

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# ac_cxx_templates_as_template_arguments

## Synopsis

`AC_CXX_TEMPLATES_AS_TEMPLATE_ARGUMENTS`

## Version

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

## Author

Luc Maisonobe

## Description

If the compiler supports templates as template arguments, define HAVE_TEMPLATES_AS_TEMPLATE_ARGUMENTS.

## M4 Source Code

    AC_DEFUN([AC_CXX_TEMPLATES_AS_TEMPLATE_ARGUMENTS],
    [AC_CACHE_CHECK(whether the compiler supports templates as template arguments,
    ac_cv_cxx_templates_as_template_arguments,
    [AC_LANG_SAVE
     AC_LANG_CPLUSPLUS
     AC_TRY_COMPILE([
    template<class T> class allocator { public : allocator() {}; };
    template<class X, template<class Y> class T_alloc>
    class A { public : A() {} private : T_alloc<X> alloc_; };
    ],[A<double, allocator> x; return 0;],
     ac_cv_cxx_templates_as_template_arguments=yes, ac_cv_cxx_templates_as_template_arguments=no)
     AC_LANG_RESTORE
    ])
    if test "$ac_cv_cxx_templates_as_template_arguments" = yes; then
      AC_DEFINE(HAVE_TEMPLATES_AS_TEMPLATE_ARGUMENTS,,
                [define if the compiler supports templates as template arguments])
    fi
    ])