summaryrefslogtreecommitdiff
path: root/gnulib-m4/frexp.m4
diff options
context:
space:
mode:
authorJörg Frings-Fürst <debian@jff.email>2024-03-03 19:11:45 +0100
committerJörg Frings-Fürst <debian@jff.email>2024-03-03 19:11:45 +0100
commit7cf710f6587e71a193a55d84dd6d8ae1a8a69ce0 (patch)
treedb628840acea83dbccaf5676b89579a80e02ef51 /gnulib-m4/frexp.m4
parentd83e85a2e6064c36f6ad3c848e39d8b8c101c4f7 (diff)
parent00893e79fc62966067af1a106567db96bd170338 (diff)
Update upstream source from tag 'upstream/1.2'
Update to upstream version '1.2' with Debian dir 16dafe941db3036235f48227f29c6a73587c376d
Diffstat (limited to 'gnulib-m4/frexp.m4')
-rw-r--r--gnulib-m4/frexp.m421
1 files changed, 13 insertions, 8 deletions
diff --git a/gnulib-m4/frexp.m4 b/gnulib-m4/frexp.m4
index d8f3cef4..54cbb6d5 100644
--- a/gnulib-m4/frexp.m4
+++ b/gnulib-m4/frexp.m4
@@ -1,5 +1,5 @@
-# frexp.m4 serial 16
-dnl Copyright (C) 2007-2022 Free Software Foundation, Inc.
+# frexp.m4 serial 20
+dnl Copyright (C) 2007-2024 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.
@@ -13,7 +13,7 @@ AC_DEFUN([gl_FUNC_FREXP],
AC_CACHE_CHECK([whether frexp() can be used with libm],
[gl_cv_func_frexp_in_libm],
[
- save_LIBS="$LIBS"
+ saved_LIBS="$LIBS"
LIBS="$LIBS -lm"
AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
@@ -22,7 +22,7 @@ AC_DEFUN([gl_FUNC_FREXP],
[[int e; return frexp (x, &e) > 0;]])],
[gl_cv_func_frexp_in_libm=yes],
[gl_cv_func_frexp_in_libm=no])
- LIBS="$save_LIBS"
+ LIBS="$saved_LIBS"
])
if test $gl_cv_func_frexp_in_libm = yes; then
FREXP_LIBM=-lm
@@ -30,10 +30,10 @@ AC_DEFUN([gl_FUNC_FREXP],
fi
if test $gl_cv_func_frexp_no_libm = yes \
|| test $gl_cv_func_frexp_in_libm = yes; then
- save_LIBS="$LIBS"
+ saved_LIBS="$LIBS"
LIBS="$LIBS $FREXP_LIBM"
gl_FUNC_FREXP_WORKS
- LIBS="$save_LIBS"
+ LIBS="$saved_LIBS"
case "$gl_cv_func_frexp_works" in
*yes) gl_func_frexp=yes ;;
*) gl_func_frexp=no; REPLACE_FREXP=1; FREXP_LIBM= ;;
@@ -156,7 +156,8 @@ int main()
{
int exp;
double y = frexp (x, &exp);
- if (memcmp (&y, &x, sizeof x))
+ double x1 = x;
+ if (memcmp (&y, &x1, sizeof x1))
result |= 4;
}
return result;
@@ -165,7 +166,11 @@ int main()
[gl_cv_func_frexp_works=no],
[case "$host_os" in
netbsd* | irix*) gl_cv_func_frexp_works="guessing no" ;;
- mingw*) # Guess yes with MSVC, no with mingw.
+ # Guess yes with MSVC, no with mingw.
+ windows*-msvc*)
+ gl_cv_func_frexp_works="guessing yes"
+ ;;
+ mingw* | windows*)
AC_EGREP_CPP([Good], [
#ifdef _MSC_VER
Good