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-rw-r--r--m4/expl.m430
1 files changed, 15 insertions, 15 deletions
diff --git a/m4/expl.m4 b/m4/expl.m4
index 0ed62ab4e0..5cc77778ad 100644
--- a/m4/expl.m4
+++ b/m4/expl.m4
@@ -1,5 +1,5 @@
-# expl.m4 serial 17
-dnl Copyright (C) 2010-2021 Free Software Foundation, Inc.
+# expl.m4 serial 22
+dnl Copyright (C) 2010-2024 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.
@@ -34,7 +34,7 @@ AC_DEFUN([gl_FUNC_EXPL],
AC_CACHE_CHECK([whether expl() can be used with libm],
[gl_cv_func_expl_in_libm],
[
- save_LIBS="$LIBS"
+ saved_LIBS="$LIBS"
LIBS="$LIBS -lm"
AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
@@ -48,7 +48,7 @@ AC_DEFUN([gl_FUNC_EXPL],
|| expl (x) > 1.5;]])],
[gl_cv_func_expl_in_libm=yes],
[gl_cv_func_expl_in_libm=no])
- LIBS="$save_LIBS"
+ LIBS="$saved_LIBS"
])
if test $gl_cv_func_expl_in_libm = yes; then
EXPL_LIBM=-lm
@@ -64,7 +64,7 @@ AC_DEFUN([gl_FUNC_EXPL],
AC_CACHE_CHECK([whether expl works],
[gl_cv_func_expl_works],
[
- save_LIBS="$LIBS"
+ saved_LIBS="$LIBS"
LIBS="$LIBS $EXPL_LIBM"
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
@@ -129,7 +129,7 @@ int main (int argc, char *argv[])
if (isnan (expl (x1)) || isnan (expl (x2)) || isnan (expl (x3)))
result |= 2;
}
- /* This test fails on NetBSD 9.0. */
+ /* This test fails on musl 1.2.2/arm64, musl 1.2.2/s390x, NetBSD 9.3. */
{
const long double TWO_LDBL_MANT_DIG = /* 2^LDBL_MANT_DIG */
(long double) (1U << ((LDBL_MANT_DIG - 1) / 5))
@@ -148,17 +148,17 @@ int main (int argc, char *argv[])
[gl_cv_func_expl_works=yes],
[gl_cv_func_expl_works=no],
[case "$host_os" in
- # Guess yes on glibc systems.
- *-gnu* | gnu*) gl_cv_func_expl_works="guessing yes" ;;
- # Guess yes on musl systems.
- *-musl*) gl_cv_func_expl_works="guessing yes" ;;
- # Guess yes on native Windows.
- mingw*) gl_cv_func_expl_works="guessing yes" ;;
- # If we don't know, obey --enable-cross-guesses.
- *) gl_cv_func_expl_works="$gl_cross_guess_normal" ;;
+ # Guess yes on glibc systems.
+ *-gnu* | gnu*) gl_cv_func_expl_works="guessing yes" ;;
+ # Guess no on musl systems.
+ *-musl* | midipix*) gl_cv_func_expl_works="guessing no" ;;
+ # Guess yes on native Windows.
+ mingw* | windows*) gl_cv_func_expl_works="guessing yes" ;;
+ # If we don't know, obey --enable-cross-guesses.
+ *) gl_cv_func_expl_works="$gl_cross_guess_normal" ;;
esac
])
- LIBS="$save_LIBS"
+ LIBS="$saved_LIBS"
])
case "$gl_cv_func_expl_works" in
*yes) ;;

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