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linkage.m4 (GLIBCXX_CHECK_MATH_SUPPORT): Check for libmx also.

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2004-04-23  Andrew Pinski  <pinskia@physics.uc.edu>

        * linkage.m4 (GLIBCXX_CHECK_MATH_SUPPORT): Check for libmx also.
        * configure: Regenerate.

From-SVN: r81103
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Andrew Pinski 2004-04-23 20:06:56 +00:00 committed by Andrew Pinski
parent 9b2d02a0d2
commit fc2ae4313b
3 changed files with 160 additions and 0 deletions
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5
libstdc++-v3/ChangeLog
View File

@ -1,3 +1,8 @@
2004-04-23 Andrew Pinski <pinskia@physics.uc.edu>
* linkage.m4 (GLIBCXX_CHECK_MATH_SUPPORT): Check for libmx also.
* configure: Regenerate.
2004-04-23 Daniel Jacobowitz <drow@mvista.com>
PR libstdc++/15047, libstdc++/11610

150
libstdc++-v3/configure vendored
View File

@ -8447,6 +8447,81 @@ fi
ac_save_LIBS="$LIBS"
LIBS="$LIBS $libm"
echo "$as_me:$LINENO: checking for sqrtf in -lmx" >&5
echo $ECHO_N "checking for sqrtf in -lmx... $ECHO_C" >&6
if test "${ac_cv_lib_mx_sqrtf+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
ac_check_lib_save_LIBS=$LIBS
LIBS="-lmx $LIBS"
if test x$gcc_no_link = xyes; then
{ { echo "$as_me:$LINENO: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&5
echo "$as_me: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&2;}
{ (exit 1); exit 1; }; }
fi
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
/* Override any gcc2 internal prototype to avoid an error. */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
builtin and then its argument prototype would still apply. */
char sqrtf ();
int
main ()
{
sqrtf ();
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
(eval $ac_link) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest$ac_exeext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_lib_mx_sqrtf=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_lib_mx_sqrtf=no
fi
rm -f conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_check_lib_save_LIBS
fi
echo "$as_me:$LINENO: result: $ac_cv_lib_mx_sqrtf" >&5
echo "${ECHO_T}$ac_cv_lib_mx_sqrtf" >&6
if test $ac_cv_lib_mx_sqrtf = yes; then
libmx="-lmx"
fi
LIBS="$LIBS $libmx"
echo "$as_me:$LINENO: checking for isinf declaration" >&5
@ -31598,6 +31673,81 @@ fi
ac_save_LIBS="$LIBS"
LIBS="$LIBS $libm"
echo "$as_me:$LINENO: checking for sqrtf in -lmx" >&5
echo $ECHO_N "checking for sqrtf in -lmx... $ECHO_C" >&6
if test "${ac_cv_lib_mx_sqrtf+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
ac_check_lib_save_LIBS=$LIBS
LIBS="-lmx $LIBS"
if test x$gcc_no_link = xyes; then
{ { echo "$as_me:$LINENO: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&5
echo "$as_me: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&2;}
{ (exit 1); exit 1; }; }
fi
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
/* Override any gcc2 internal prototype to avoid an error. */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
builtin and then its argument prototype would still apply. */
char sqrtf ();
int
main ()
{
sqrtf ();
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
(eval $ac_link) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest$ac_exeext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_lib_mx_sqrtf=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_lib_mx_sqrtf=no
fi
rm -f conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_check_lib_save_LIBS
fi
echo "$as_me:$LINENO: result: $ac_cv_lib_mx_sqrtf" >&5
echo "${ECHO_T}$ac_cv_lib_mx_sqrtf" >&6
if test $ac_cv_lib_mx_sqrtf = yes; then
libmx="-lmx"
fi
LIBS="$LIBS $libmx"
echo "$as_me:$LINENO: checking for isinf declaration" >&5

5
libstdc++-v3/linkage.m4
View File

@ -404,6 +404,11 @@ AC_DEFUN([GLIBCXX_CHECK_MATH_SUPPORT], [
ac_save_LIBS="$LIBS"
LIBS="$LIBS $libm"
dnl Check libmx
AC_CHECK_LIB(mx, sqrtf, libmx="-lmx")
dnl ac_save_LIBS="$LIBS"
LIBS="$LIBS $libmx"
dnl Check to see if certain C math functions exist.
GLIBCXX_CHECK_MATH_DECL_AND_LINKAGE_1(isinf)
GLIBCXX_CHECK_MATH_DECL_AND_LINKAGE_1(isnan)