diff options
| -rw-r--r-- | aclocal.m4 | 4 | ||||
| -rwxr-xr-x | configure | 51 | ||||
| -rw-r--r-- | configure.ac | 30 | ||||
| -rw-r--r-- | pyconfig.h.in | 3 |
4 files changed, 2 insertions, 86 deletions
@@ -1,6 +1,6 @@ -# generated automatically by aclocal 1.15 -*- Autoconf -*- +# generated automatically by aclocal 1.15.1 -*- Autoconf -*- -# Copyright (C) 1996-2014 Free Software Foundation, Inc. +# Copyright (C) 1996-2017 Free Software Foundation, Inc. # This file is free software; the Free Software Foundation # gives unlimited permission to copy and/or distribute it, @@ -13688,7 +13688,6 @@ fi - # checks for system services # (none yet) @@ -14209,56 +14208,6 @@ then $as_echo "#define TANH_PRESERVES_ZERO_SIGN 1" >>confdefs.h fi - -if test "$ac_cv_func_log1p" = yes -then - # On some versions of AIX, log1p(-0.) returns 0. instead of - # -0. See issue #9920. - { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether log1p drops the sign of negative zero" >&5 -$as_echo_n "checking whether log1p drops the sign of negative zero... " >&6; } - if ${ac_cv_log1p_drops_zero_sign+:} false; then : - $as_echo_n "(cached) " >&6 -else - - if test "$cross_compiling" = yes; then : - ac_cv_log1p_drops_zero_sign=no -else - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - - #include <math.h> - #include <stdlib.h> - int main() { - /* Fail if the signs of log1p(-0.) and -0. can be - distinguished. */ - if (atan2(log1p(-0.), -1.) == atan2(-0., -1.)) - return 0; - else - return 1; - } - -_ACEOF -if ac_fn_c_try_run "$LINENO"; then : - ac_cv_log1p_drops_zero_sign=no -else - ac_cv_log1p_drops_zero_sign=yes -fi -rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ - conftest.$ac_objext conftest.beam conftest.$ac_ext -fi - -fi - - { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_log1p_drops_zero_sign" >&5 -$as_echo "$ac_cv_log1p_drops_zero_sign" >&6; } -fi -if test "$ac_cv_log1p_drops_zero_sign" = yes -then - -$as_echo "#define LOG1P_DROPS_ZERO_SIGN 1" >>confdefs.h - -fi - LIBS=$LIBS_SAVE # For multiprocessing module, check that sem_open diff --git a/configure.ac b/configure.ac index e47586b..4b34bad 100644 --- a/configure.ac +++ b/configure.ac @@ -4384,36 +4384,6 @@ then AC_DEFINE(TANH_PRESERVES_ZERO_SIGN, 1, [Define if tanh(-0.) is -0., or if platform doesn't have signed zeros]) fi - -if test "$ac_cv_func_log1p" = yes -then - # On some versions of AIX, log1p(-0.) returns 0. instead of - # -0. See issue #9920. - AC_MSG_CHECKING(whether log1p drops the sign of negative zero) - AC_CACHE_VAL(ac_cv_log1p_drops_zero_sign, [ - AC_RUN_IFELSE([AC_LANG_SOURCE([[ - #include <math.h> - #include <stdlib.h> - int main() { - /* Fail if the signs of log1p(-0.) and -0. can be - distinguished. */ - if (atan2(log1p(-0.), -1.) == atan2(-0., -1.)) - return 0; - else - return 1; - } - ]])], - [ac_cv_log1p_drops_zero_sign=no], - [ac_cv_log1p_drops_zero_sign=yes], - [ac_cv_log1p_drops_zero_sign=no])]) - AC_MSG_RESULT($ac_cv_log1p_drops_zero_sign) -fi -if test "$ac_cv_log1p_drops_zero_sign" = yes -then - AC_DEFINE(LOG1P_DROPS_ZERO_SIGN, 1, - [Define if log1p(-0.) is 0. rather than -0.]) -fi - LIBS=$LIBS_SAVE # For multiprocessing module, check that sem_open diff --git a/pyconfig.h.in b/pyconfig.h.in index 4d3a4b9..51e9213 100644 --- a/pyconfig.h.in +++ b/pyconfig.h.in @@ -1285,9 +1285,6 @@ /* Define to 1 if you have the `_getpty' function. */ #undef HAVE__GETPTY -/* Define if log1p(-0.) is 0. rather than -0. */ -#undef LOG1P_DROPS_ZERO_SIGN - /* Define to 1 if `major', `minor', and `makedev' are declared in <mkdev.h>. */ #undef MAJOR_IN_MKDEV |