diff options
Diffstat (limited to 'Build/source/texk/web2c/configure')
-rwxr-xr-x | Build/source/texk/web2c/configure | 37 |
1 files changed, 9 insertions, 28 deletions
diff --git a/Build/source/texk/web2c/configure b/Build/source/texk/web2c/configure index 3b5beddb601..d2f511f1a3d 100755 --- a/Build/source/texk/web2c/configure +++ b/Build/source/texk/web2c/configure @@ -20678,48 +20678,29 @@ $as_echo_n "checking for unsigned long long int... " >&6; } if ${ac_cv_type_unsigned_long_long_int+:} false; then : $as_echo_n "(cached) " >&6 else - ac_cv_type_unsigned_long_long_int=yes - if test "x${ac_cv_prog_cc_c99-no}" = xno; then - cat confdefs.h - <<_ACEOF >conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ - - /* For now, do not test the preprocessor; as of 2007 there are too many - implementations with broken preprocessors. Perhaps this can - be revisited in 2012. In the meantime, code should not expect - #if to work with literals wider than 32 bits. */ - /* Test literals. */ - long long int ll = 9223372036854775807ll; - long long int nll = -9223372036854775807LL; - unsigned long long int ull = 18446744073709551615ULL; - /* Test constant expressions. */ - typedef int a[((-9223372036854775807LL < 0 && 0 < 9223372036854775807ll) - ? 1 : -1)]; - typedef int b[(18446744073709551615ULL <= (unsigned long long int) -1 - ? 1 : -1)]; - int i = 63; +unsigned long long int ull = 18446744073709551615ULL; + typedef int a[(18446744073709551615ULL <= (unsigned long long int) -1 + ? 1 : -1)]; + int i = 63; int main () { -/* Test availability of runtime routines for shift and division. */ - long long int llmax = 9223372036854775807ll; - unsigned long long int ullmax = 18446744073709551615ull; - return ((ll << 63) | (ll >> 63) | (ll < i) | (ll > i) - | (llmax / ll) | (llmax % ll) - | (ull << 63) | (ull >> 63) | (ull << i) | (ull >> i) - | (ullmax / ull) | (ullmax % ull)); +unsigned long long int ullmax = 18446744073709551615ull; + return (ull << 63 | ull >> 63 | ull << i | ull >> i + | ullmax / ull | ullmax % ull); ; return 0; } - _ACEOF if ac_fn_c_try_link "$LINENO"; then : - + ac_cv_type_unsigned_long_long_int=yes else ac_cv_type_unsigned_long_long_int=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext - fi fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_unsigned_long_long_int" >&5 $as_echo "$ac_cv_type_unsigned_long_long_int" >&6; } |