# =============================================================================# https://www.gnu.org/software/autoconf-archive/ax_cxx_compile_stdcxx_11.html# =============================================================================## SYNOPSIS## AX_CXX_COMPILE_STDCXX_11([ext|noext], [mandatory|optional])## DESCRIPTION## Check for baseline language coverage in the compiler for the C++11# standard; if necessary, add switches to CXX and CXXCPP to enable# support.## This macro is a convenience alias for calling the AX_CXX_COMPILE_STDCXX# macro with the version set to C++11. The two optional arguments are# forwarded literally as the second and third argument respectively.# Please see the documentation for the AX_CXX_COMPILE_STDCXX macro for# more information. If you want to use this macro, you also need to# download the ax_cxx_compile_stdcxx.m4 file.## LICENSE## Copyright (c) 2008 Benjamin Kosnik <bkoz@redhat.com># Copyright (c) 2012 Zack Weinberg <zackw@panix.com># Copyright (c) 2013 Roy Stogner <roystgnr@ices.utexas.edu># Copyright (c) 2014, 2015 Google Inc.; contributed by Alexey Sokolov <sokolov@google.com># Copyright (c) 2015 Paul Norman <penorman@mac.com># Copyright (c) 2015 Moritz Klammler <moritz@klammler.eu>## 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. This file is offered as-is, without any# warranty.#serial 18AX_REQUIRE_DEFINED([AX_CXX_COMPILE_STDCXX])AC_DEFUN([AX_CXX_COMPILE_STDCXX_11], [AX_CXX_COMPILE_STDCXX([11], [$1], [$2])])