Macro: ac_cxx_full_specialization_syntax

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# ac_cxx_full_specialization_syntax

## Synopsis

`AC_CXX_FULL_SPECIALIZATION_SYNTAX`

## Version

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

## Author

Luc Maisonobe

## Description

If the compiler recognizes the full specialization syntax, define HAVE_FULL_SPECIALIZATION_SYNTAX.

## M4 Source Code

    AC_DEFUN([AC_CXX_FULL_SPECIALIZATION_SYNTAX],
    [AC_CACHE_CHECK(whether the compiler recognizes the full specialization syntax,
    ac_cv_cxx_full_specialization_syntax,
    [AC_LANG_SAVE
     AC_LANG_CPLUSPLUS
     AC_TRY_COMPILE([
    template<class T> class A        { public : int f () const { return 1; } };
    template<>        class A<float> { public:  int f () const { return 0; } };],[
    A<float> a; return a.f();],
     ac_cv_cxx_full_specialization_syntax=yes, ac_cv_cxx_full_specialization_syntax=no)
     AC_LANG_RESTORE
    ])
    if test "$ac_cv_cxx_full_specialization_syntax" = yes; then
      AC_DEFINE(HAVE_FULL_SPECIALIZATION_SYNTAX,,
                [define if the compiler recognizes the full specialization syntax])
    fi
    ])