From 2ea586860dfbafe92140e1264fdc30ff34d0645f Mon Sep 17 00:00:00 2001
From: Dario Faggioli <raistlin@linux.it>
Date: Wed, 25 Jul 2012 17:39:23 +0100
Subject: libxl: kill the need for checking and linking to libm

Which was introduced in 7b0dc7f3ddfe. This is because the NUMA
placement heuristic does not need FP arith anymore.

As usual when changing configure.ac, remember to rerun autoconf
after applying this change.

Signed-off-by: Dario Faggioli <dario.faggioli@citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Committed-by: Ian Campbell <ian.campbell@citrix.com>
---
 tools/configure | 47 -----------------------------------------------
 1 file changed, 47 deletions(-)

(limited to 'tools/configure')

diff --git a/tools/configure b/tools/configure
index 0da1a1b18c..216faacba2 100755
--- a/tools/configure
+++ b/tools/configure
@@ -6336,53 +6336,6 @@ else
 fi
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for isnan in -lm" >&5
-$as_echo_n "checking for isnan in -lm... " >&6; }
-if test "${ac_cv_lib_m_isnan+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lm  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char isnan ();
-int
-main ()
-{
-return isnan ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_m_isnan=yes
-else
-  ac_cv_lib_m_isnan=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_isnan" >&5
-$as_echo "$ac_cv_lib_m_isnan" >&6; }
-if test "x$ac_cv_lib_m_isnan" = x""yes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBM 1
-_ACEOF
-
-  LIBS="-lm $LIBS"
-
-else
-  as_fn_error $? "Could not find libm" "$LINENO" 5
-fi
-
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for MD5 in -lcrypto" >&5
 $as_echo_n "checking for MD5 in -lcrypto... " >&6; }
 if test "${ac_cv_lib_crypto_MD5+set}" = set; then :
-- 
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