-# exponentd.m4 serial 1
-dnl Copyright (C) 2007-2010 Free Software Foundation, Inc.
+# exponentd.m4 serial 3
+dnl Copyright (C) 2007-2008, 2010-2018 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_CACHE_CHECK([where to find the exponent in a 'double'],
[gl_cv_cc_double_expbit0],
[
- AC_TRY_RUN([
+ AC_RUN_IFELSE(
+ [AC_LANG_SOURCE([[
#include <float.h>
#include <stddef.h>
#include <stdio.h>
fprintf (fp, "unknown");
return (fclose (fp) != 0);
}
- ],
+ ]])],
[gl_cv_cc_double_expbit0=`cat conftest.out`],
[gl_cv_cc_double_expbit0="unknown"],
[
dnl different sets of instructions: The older FPA instructions assume
dnl that they are stored in big-endian word order, while the words
dnl (like integer types) are stored in little-endian byte order.
- dnl The newer VFP instructions assume little-endian order consistenly.
+ dnl The newer VFP instructions assume little-endian order
+ dnl consistently.
AC_EGREP_CPP([mixed_endianness], [
#if defined arm || defined __arm || defined __arm__
mixed_endianness