use std::unordered_map when available
commit20aef18baf38bec91b710c2486de5706ba8b52aa
authorSven Verdoolaege <skimo@kotnet.org>
Fri, 25 Nov 2016 08:50:08 +0000 (25 09:50 +0100)
committerSven Verdoolaege <skimo@kotnet.org>
Thu, 2 Feb 2017 14:59:05 +0000 (2 15:59 +0100)
tree11d92c21f2dbc0786dfddc2d396a377bd7f1c444
parent42db8084a63d36b524bfe5cc1713ccf7ccd34fe6
use std::unordered_map when available

Since std::unordered_map is only available since C++11, look
for a C++11 compiler first, but allow this search to fail
(in which case std::unordered_map will not be used).

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
configure.ac
laurent_old.cc
m4/ax_cxx_compile_stdcxx.m4 [new file with mode: 0644]
m4/ax_cxx_compile_stdcxx_11.m4 [new file with mode: 0644]
m4/ax_unordered_map.m4 [new file with mode: 0644]