/usr/share/dune/aclocal/cxx11_initializer_list.m4 is in libdune-common-dev 2.3.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | # tests for C++11 initializer list support
# the associated macro is called HAVE_INITIALIZER_LIST
AC_DEFUN([INITIALIZER_LIST_CHECK],[
AC_CACHE_CHECK([whether std::initializer_list is supported], dune_cv_initializer_list_support, [
AC_REQUIRE([AC_PROG_CXX])
AC_REQUIRE([GXX0X])
AC_LANG_PUSH([C++])
AC_RUN_IFELSE([
AC_LANG_PROGRAM([
#include <initializer_list>
#include <vector>
struct A
{
A(std::initializer_list<int> il)
: vec(il)
{}
std::vector<int> vec;
};
],
[
A a{1,3,4,5};
return 0;
])],
dune_cv_initializer_list_support=yes,
dune_cv_initializer_list_support=no)
AC_LANG_POP
])
if test "x$dune_cv_initializer_list_support" = xyes; then
AC_DEFINE(HAVE_INITIALIZER_LIST, 1, [Define to 1 if std::initializer_list is supported])
fi
])
|