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authorReuben Thomas <rrt@sc3d.org>2009-08-06 22:39:54 +0100
committerReuben Thomas <rrt@sc3d.org>2009-08-06 22:39:54 +0100
commit3ea011f8cd6c4c47bdd8e9779169efe2ad05caa6 (patch)
treeb985d888c9fc54bb8bbf7a7b7b6c3178fc58bb11 /m4/ax_cxx_template_scoped_argument_matching.m4
parent2ff01bdb018a1a1bc9e5800314d70e06972192cc (diff)
downloadautoconf-archive-3ea011f8cd6c4c47bdd8e9779169efe2ad05caa6.tar.gz
Rename AC_ prefixes to AX_ (only in names of aa macros!).
Diffstat (limited to 'm4/ax_cxx_template_scoped_argument_matching.m4')
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diff --git a/m4/ax_cxx_template_scoped_argument_matching.m4 b/m4/ax_cxx_template_scoped_argument_matching.m4
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+# ======================================================================================
+# http://www.nongnu.org/autoconf-archive/ax_cxx_template_scoped_argument_matching.html
+# ======================================================================================
+#
+# SYNOPSIS
+#
+# AX_CXX_TEMPLATE_SCOPED_ARGUMENT_MATCHING
+#
+# DESCRIPTION
+#
+# If the compiler supports function matching with argument types which are
+# template scope-qualified, define HAVE_TEMPLATE_SCOPED_ARGUMENT_MATCHING.
+#
+# 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.
+
+AC_DEFUN([AX_CXX_TEMPLATE_SCOPED_ARGUMENT_MATCHING],
+[AC_CACHE_CHECK(whether the compiler supports function matching with argument types which are template scope-qualified,
+ac_cv_cxx_template_scoped_argument_matching,
+[AC_REQUIRE([AC_CXX_TYPENAME])
+ AC_LANG_SAVE
+ AC_LANG_CPLUSPLUS
+ AC_TRY_COMPILE([
+#ifndef HAVE_TYPENAME
+ #define typename
+#endif
+template<class X> class A { public : typedef X W; };
+template<class Y> class B {};
+template<class Y> void operator+(B<Y> d1, typename Y::W d2) {}
+],[B<A<float> > z; z + 0.5f; return 0;],
+ ac_cv_cxx_template_scoped_argument_matching=yes, ac_cv_cxx_template_scoped_argument_matching=no)
+ AC_LANG_RESTORE
+])
+if test "$ac_cv_cxx_template_scoped_argument_matching" = yes; then
+ AC_DEFINE(HAVE_TEMPLATE_SCOPED_ARGUMENT_MATCHING,,
+ [define if the compiler supports function matching with argument types which are template scope-qualified])
+fi
+])