- AC_CACHE_CHECK([for long long], ac_cv_type_long_long,
- [AC_TRY_LINK([long long ll = 1; int i = 63;],
- [long long llmax = (long long) -1;
- return ll << i | ll >> i | llmax / ll | llmax % ll;],
- ac_cv_type_long_long=yes,
- ac_cv_type_long_long=no)])
- if test $ac_cv_type_long_long = yes; then
- AC_DEFINE(HAVE_LONG_LONG, 1,
- [Define if you have the long long type.])
+ AC_CACHE_CHECK([for long long int], [ac_cv_type_long_long_int],
+ [AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[long long int ll = 9223372036854775807ll;
+ long long int nll = -9223372036854775807LL;
+ typedef int a[((-9223372036854775807LL < 0
+ && 0 < 9223372036854775807ll)
+ ? 1 : -1)];
+ int i = 63;]],
+ [[long long int llmax = 9223372036854775807ll;
+ return (ll << 63 | ll >> 63 | ll < i | ll > i
+ | llmax / ll | llmax % ll);]])],
+ [ac_cv_type_long_long_int=yes],
+ [ac_cv_type_long_long_int=no])])
+ if test $ac_cv_type_long_long_int = yes; then
+ AC_DEFINE([HAVE_LONG_LONG_INT], 1,
+ [Define to 1 if the system has the type `long long int'.])