build: Enable C++11 build, require C++11 compiler

Implements #6211.
2015-12-03 14:44:57 +01:00
parent b08a1f7836
commit 4ba172369d
2 changed files with 560 additions and 0 deletions
--- a/configure.ac
+++ b/configure.ac
@@ -54,6 +54,8 @@ case $host in
     lt_cv_deplibs_check_method="pass_all"
  ;;
 esac
+dnl Require C++11 compiler (no GNU extensions)
+AX_CXX_COMPILE_STDCXX([11], [noext], [mandatory])
 dnl Libtool init checks.
 LT_INIT([pic-only])