Use neseted initializer lists to construct matrix objects.

[ginac.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 9992133f5c603b2679de92ca47a02a1a8d019dd8..b96d543f7d02370c2665ba22ff8496e4d8cc6bcd 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,7 @@ AC_CONFIG_AUX_DIR([config])
 AC_CONFIG_HEADERS([config/config.h])
 AC_CONFIG_MACRO_DIR([m4])
 dnl This defines PACKAGE and VERSION.
-AM_INIT_AUTOMAKE([gnu 1.8 dist-bzip2])
+AM_INIT_AUTOMAKE([gnu 1.8 dist-bzip2 subdir-objects])
 
 dnl libtool versioning
 LT_VERSION_INFO="ginac_lt_current:ginac_lt_revision:ginac_lt_age"
@@ -39,6 +39,7 @@ AS_IF([test -z "$YACCEXE" -a ! -f $srcdir/ginsh/ginsh_parser.hpp],
 
 dnl Switch to C++ language mode for the following libraries and headers.
 AC_LANG([C++])
+AX_CXX_COMPILE_STDCXX([11])
 
 dnl Make sure all the necessary standard headers are installed on the system.
 GINAC_STD_CXX_HEADERS