rhubarb-lip-sync/rhubarb/lib/tclap-1.2.1/config/ac_cxx_have_long_long.m4

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dnl @synopsis AC_CXX_HAVE_LONG_LONG
dnl
dnl If the C++ implementation have a long long type
dnl
AC_DEFUN([AC_CXX_HAVE_LONG_LONG],
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([],[long long x = 1; return 0;],
ac_cv_cxx_have_long_long=yes, ac_cv_cxx_have_long_long=no)
if test "$ac_cv_cxx_have_long_long" = yes; then
AC_DEFINE(HAVE_LONG_LONG, 1,
[define if the C++ implementation have long long])
else
AC_DEFINE(HAVE_LONG_LONG, 0,
[define if the C++ implementation have long long])
fi
AC_LANG_RESTORE
])