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author | Enrico M. Crisostomo <enrico.m.crisostomo@gmail.com> | 2014-09-14 00:05:38 +0200 |
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committer | Peter Simons <simons@cryp.to> | 2014-09-14 00:05:38 +0200 |
commit | 4f16bf31f2828c5b7ab249ca16ec458f54a2c9fb (patch) | |
tree | b72714812969ec25f2d8261e0fd02cda888a2e04 /m4/ax_cxx_have_ref.m4 | |
parent | 73663092747032cbbc1740bc4f6597574e993bc1 (diff) | |
download | autoconf-archive-4f16bf31f2828c5b7ab249ca16ec458f54a2c9fb.tar.gz |
AX_CXX_HAVE_REF: remove dependency on AX_CXX_NAMESPACES
Diffstat (limited to 'm4/ax_cxx_have_ref.m4')
-rw-r--r-- | m4/ax_cxx_have_ref.m4 | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/m4/ax_cxx_have_ref.m4 b/m4/ax_cxx_have_ref.m4 index 9e5695d..5c1b206 100644 --- a/m4/ax_cxx_have_ref.m4 +++ b/m4/ax_cxx_have_ref.m4 @@ -8,14 +8,12 @@ # # DESCRIPTION # -# This macros checks if std::ref, added in C++11, is defined in the +# This macro checks if std::ref, added in C++11, is defined in the # <functional> header. # # If it is, define the ax_cv_cxx_have_ref environment variable to "yes" # and define HAVE_CXX_REF. # -# NOTE: This macros depends on AX_CXX_NAMESPACES. -# # LICENSE # # Copyright (c) 2014 Enrico M. Crisostomo <enrico.m.crisostomo@gmail.com> @@ -25,20 +23,18 @@ # and this notice are preserved. This file is offered as-is, without any # warranty. -#serial 1 +#serial 2 AC_DEFUN([AX_CXX_HAVE_REF], [AC_CACHE_CHECK( [for std::ref in functional], ax_cv_cxx_have_ref, - [AC_REQUIRE([AX_CXX_NAMESPACES]) + [dnl AC_LANG_PUSH([C++]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [ - [#include <functional> - #ifdef HAVE_NAMESPACES - using namespace std; - #endif] + [#include <functional>] + [using namespace std;] ], [ [int one(1);] |