mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-19 19:30:10 +00:00
4046846d2c
AC_CONFIG_HEADERS. This should prevent LLVM from needlessly re-compiling on a re-configure. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16510 91177308-0d34-0410-b5e6-96231b3b80d8
27 lines
784 B
Plaintext
27 lines
784 B
Plaintext
# Check for standard iterator extension. This is modified from
|
|
# http://www.gnu.org/software/ac-archive/htmldoc/ac_cxx_have_ext_hash_set.html
|
|
AC_DEFUN([AC_CXX_HAVE_STD_ITERATOR],
|
|
[AC_CACHE_CHECK(whether the compiler has the standard iterator,
|
|
ac_cv_cxx_have_std_iterator,
|
|
[AC_REQUIRE([AC_CXX_NAMESPACES])
|
|
AC_LANG_PUSH([C++])
|
|
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
|
|
[[#include <iterator>
|
|
#ifdef HAVE_NAMESPACES
|
|
using namespace std;
|
|
#endif]],
|
|
[[iterator<int,int,int> t; return 0;]])],
|
|
ac_cv_cxx_have_std_iterator=yes,
|
|
ac_cv_cxx_have_std_iterator=no)
|
|
AC_LANG_POP([C++])
|
|
])
|
|
if test "$ac_cv_cxx_have_std_iterator" = yes
|
|
then
|
|
AC_DEFINE(HAVE_STD_ITERATOR,1,[Have std namespace iterator])
|
|
else
|
|
AC_DEFINE(HAVE_STD_ITERATOR,0,[Does not have std namespace iterator])
|
|
fi
|
|
])
|
|
|
|
|