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# ===========================================================================
# http://www.nongnu.org/autoconf-archive/ax_cxx_typename.html
# ===========================================================================
#
# SYNOPSIS
#
# AX_CXX_TYPENAME
#
# DESCRIPTION
#
# If the compiler recognizes the typename keyword, define HAVE_TYPENAME.
#
# LICENSE
#
# Copyright (c) 2008 Todd Veldhuizen
# Copyright (c) 2008 Luc Maisonobe <luc@spaceroots.org>
#
# Copying and distribution of this file, with or without modification, are
# permitted in any medium without royalty provided the copyright notice
# and this notice are preserved.
AU_ALIAS([AC_CXX_TYPENAME], [AX_CXX_TYPENAME])
AC_DEFUN([AX_CXX_TYPENAME],
[AC_CACHE_CHECK(whether the compiler recognizes typename,
ax_cv_cxx_typename,
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([template<typename T>class X {public:X(){}};],
[X<float> z; return 0;],
ax_cv_cxx_typename=yes, ax_cv_cxx_typename=no)
AC_LANG_RESTORE
])
if test "$ax_cv_cxx_typename" = yes; then
AC_DEFINE(HAVE_TYPENAME,,[define if the compiler recognizes typename])
fi
])
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