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-0.5.39

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
      ])