From: Andrew Pinski Date: Fri, 23 Apr 2004 20:06:56 +0000 (+0000) Subject: linkage.m4 (GLIBCXX_CHECK_MATH_SUPPORT): Check for libmx also. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=fc2ae4313b4a048f2cc8659065c963429012b3e7;p=gcc.git linkage.m4 (GLIBCXX_CHECK_MATH_SUPPORT): Check for libmx also. 2004-04-23 Andrew Pinski * linkage.m4 (GLIBCXX_CHECK_MATH_SUPPORT): Check for libmx also. * configure: Regenerate. From-SVN: r81103 --- diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index ea13da29f21..d89141c2aaa 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,8 @@ +2004-04-23 Andrew Pinski + + * linkage.m4 (GLIBCXX_CHECK_MATH_SUPPORT): Check for libmx also. + * configure: Regenerate. + 2004-04-23 Daniel Jacobowitz PR libstdc++/15047, libstdc++/11610 diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure index c19c57a0ac8..7db2d2edd53 100755 --- a/libstdc++-v3/configure +++ b/libstdc++-v3/configure @@ -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:$LINENO: checking for isinf declaration" >&5 diff --git a/libstdc++-v3/linkage.m4 b/libstdc++-v3/linkage.m4 index eec02800ddb..87c64cb9b57 100644 --- a/libstdc++-v3/linkage.m4 +++ b/libstdc++-v3/linkage.m4 @@ -404,6 +404,11 @@ AC_DEFUN([GLIBCXX_CHECK_MATH_SUPPORT], [ ac_save_LIBS="$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)