aboutsummaryrefslogtreecommitdiff
path: root/m4
diff options
context:
space:
mode:
authorBoris Kolpackov <boris@codesynthesis.com>2012-03-02 14:11:03 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2012-03-02 14:11:03 +0200
commit64cfe5e150e2d3e58dde1a6701d8c734c20e0848 (patch)
tree600adad0eb7f41cd5e1a4e34a28922db4024684f /m4
parent8a9e1081c026a092c7dfb28fbd079b88850c7233 (diff)
Reimplement C++11 support to be header-only
This way, the same build of the runtime libraries can be used in both C++98 and C++11 modes. This is important for when runtimes are installed or packaged.
Diffstat (limited to 'm4')
-rw-r--r--m4/cxx11.m438
1 files changed, 0 insertions, 38 deletions
diff --git a/m4/cxx11.m4 b/m4/cxx11.m4
deleted file mode 100644
index 774f20d..0000000
--- a/m4/cxx11.m4
+++ /dev/null
@@ -1,38 +0,0 @@
-dnl file : m4/cxx11.m4
-dnl copyright : Copyright (c) 2009-2012 Code Synthesis Tools CC
-dnl license : GNU GPL v2; see accompanying LICENSE file
-dnl
-dnl CXX11(MACRO, DESCRIPTION)
-dnl
-dnl Check if we are compiling in the C++11 mode. If we are, define MACRO as
-dnl both a macro and conditional as well as set the cxx11 variable to 'yes'.
-dnl
-AC_DEFUN([CXX11],
-[
-cxx11=no
-
-AC_MSG_CHECKING([whether we are in C++11 mode])
-
-CXX_LIBTOOL_LINK_IFELSE(
-AC_LANG_SOURCE([[
-#include <memory>
-
-int
-main ()
-{
- std::shared_ptr<int> p (new int (10));
- *p = 11;
-}
-]]),
-[cxx11=yes])
-
-if test x"$cxx11" = xyes; then
- AC_MSG_RESULT([yes])
- AC_DEFINE([$1], [1], [$2])
-else
- AC_MSG_RESULT([no])
-fi
-
-AM_CONDITIONAL([$1], [test x$cxx11 = xyes])
-
-])dnl