tls.m4 (GCC_CHECK_TLS): Also test TLS in a shared library when cross-compiling.

config:
	* tls.m4 (GCC_CHECK_TLS): Also test TLS in a shared library when
	cross-compiling.

libgomp:
	* configure: Regenerate.

libjava:
	* configure: Regenerate.

libmudflap:
	* configure: Regenerate.

libstdc++-v3:
	* configure: Regenerate.

From-SVN: r149725

diff --git a/config/ChangeLog b/config/ChangeLog
index 481af803499061a665b238e2f1c6f7d1c82d9a5f..6f20dd8b328fbc427c909c8ecc2dff4546643d9c 100644 (file)
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,8 @@
+2009-07-16  Joseph Myers  <joseph@codesourcery.com>
+
+       * tls.m4 (GCC_CHECK_TLS): Also test TLS in a shared library when
+       cross-compiling.
+
 2009-06-25  Olivier Hainque  <hainque@adacore.com>
 
        * config/mh-ppc-aix (BOOT_ADAFLAGS): Remove -mminimal-toc.

diff --git a/config/tls.m4 b/config/tls.m4
index e77742c76034a9b1cc39ee4144b574c5bc8190bb..e0870682d51408a3e85d59a461373009c8bf8ac7 100644 (file)
--- a/config/tls.m4
+++ b/config/tls.m4
@@ -1,5 +1,6 @@
 dnl Check whether the target supports TLS.
 AC_DEFUN([GCC_CHECK_TLS], [
+  AC_REQUIRE([AC_CANONICAL_HOST])
   GCC_ENABLE(tls, yes, [], [Use thread-local storage])
   AC_CACHE_CHECK([whether the target supports thread-local storage],
                 gcc_cv_have_tls, [
@@ -66,7 +67,24 @@ AC_DEFUN([GCC_CHECK_TLS], [
       [dnl This is the cross-compiling case. Assume libc supports TLS if the
        dnl binutils and the compiler do.
        AC_LINK_IFELSE([__thread int a; int b; int main() { return a = b; }],
-                     [gcc_cv_have_tls=yes], [gcc_cv_have_tls=no])
+        [chktls_save_LDFLAGS="$LDFLAGS"
+         dnl Shared library options may depend on the host; this check
+         dnl is only known to be needed for GNU/Linux.
+         case $host in
+           *-*-linux*)
+             LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS"
+             ;;
+         esac
+         chktls_save_CFLAGS="$CFLAGS"
+         CFLAGS="-fPIC $CFLAGS"
+         dnl If -shared works, test if TLS works in a shared library.
+         AC_LINK_IFELSE([int f() { return 0; }],
+           AC_LINK_IFELSE([__thread int a; int b; int f() { return a = b; }],
+             [gcc_cv_have_tls=yes],
+             [gcc_cv_have_tls=no]),
+           [gcc_cv_have_tls=yes])
+         CFLAGS="$chktls_save_CFLAGS"
+         LDFLAGS="$chktls_save_LDFLAGS"], [gcc_cv_have_tls=no])
       ]
     )])
   if test "$enable_tls $gcc_cv_have_tls" = "yes yes"; then

diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 89157021e9710fd104ae49fb72090f6a0e664b29..5ef1785e213960e219796f225f35019c55e86952 100644 (file)
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,7 @@
+2009-07-16  Joseph Myers  <joseph@codesourcery.com>
+
+       * configure: Regenerate.
+
 2009-07-11  Richard Sandiford  <rdsandiford@googlemail.com>
 
        PR testsuite/40699

diff --git a/libgomp/configure b/libgomp/configure
index deef67334057a85e9b5f4bcded965709a87ebc8f..cadb9322974b5e9228095bbe4b64020489dd6020 100755 (executable)
--- a/libgomp/configure
+++ b/libgomp/configure
@@ -17859,6 +17859,7 @@ fi
 
 # See if we support thread-local storage.
 
+
    # Check whether --enable-tls or --disable-tls was given.
 if test "${enable_tls+set}" = set; then
   enableval="$enable_tls"
@@ -17885,6 +17886,64 @@ else
 __thread int a; int b; int main() { return a = b; }
 _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 $ac_status); }; }; then
+  chktls_save_LDFLAGS="$LDFLAGS"
+                         case $host in
+           *-*-linux*)
+             LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS"
+             ;;
+         esac
+         chktls_save_CFLAGS="$CFLAGS"
+         CFLAGS="-fPIC $CFLAGS"
+                 cat >conftest.$ac_ext <<_ACEOF
+int f() { 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 $ac_status); }; }; then
+  cat >conftest.$ac_ext <<_ACEOF
+__thread int a; int b; int f() { return a = b; }
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>conftest.er1
   ac_status=$?
@@ -17911,6 +17970,24 @@ else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
+gcc_cv_have_tls=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+gcc_cv_have_tls=yes
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+         CFLAGS="$chktls_save_CFLAGS"
+         LDFLAGS="$chktls_save_LDFLAGS"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 gcc_cv_have_tls=no
 fi
 rm -f conftest.err conftest.$ac_objext \
@@ -22285,6 +22362,9 @@ ac_configure_args="${multilib_arg} ${ac_configure_args}"
 multi_basedir="$multi_basedir"
 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
 CC="$CC"
+CXX="$CXX"
+GFORTRAN="$GFORTRAN"
+GCJ="$GCJ"
 AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"
 
 

diff --git a/libjava/ChangeLog b/libjava/ChangeLog
index cad3e377fe73c918310202e1de5f3a770fe7c0ed..22feaedf7d5c1797254af42c6bab809031c5c28d 100644 (file)
--- a/libjava/ChangeLog
+++ b/libjava/ChangeLog
@@ -1,3 +1,7 @@
+2009-07-16  Joseph Myers  <joseph@codesourcery.com>
+
+       * configure: Regenerate.
+
 2009-07-11  Richard Sandiford  <rdsandiford@googlemail.com>
 
        PR testsuite/40699

diff --git a/libjava/configure b/libjava/configure
index 8fa8ed3616d70c13d86790ab3922fe8ff98e8128..82911d155ac78bba6f193665b026beb1714eeec1 100755 (executable)
--- a/libjava/configure
+++ b/libjava/configure
@@ -27610,6 +27610,7 @@ fi
 
 # See if we support thread-local storage.
 
+
    # Check whether --enable-tls or --disable-tls was given.
 if test "${enable_tls+set}" = set; then
   enableval="$enable_tls"
@@ -27641,6 +27642,74 @@ cat >conftest.$ac_ext <<_ACEOF
 __thread int a; int b; int main() { return a = b; }
 _ACEOF
 rm -f conftest.$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 $ac_status); }; }; then
+  chktls_save_LDFLAGS="$LDFLAGS"
+                         case $host in
+           *-*-linux*)
+             LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS"
+             ;;
+         esac
+         chktls_save_CFLAGS="$CFLAGS"
+         CFLAGS="-fPIC $CFLAGS"
+                 if test x$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
+int f() { 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 $ac_status); }; }; then
+  if test x$gcc_no_link = xyes; then
+  { { echo "$as_me:$LINENO: error: Link tests are not allowed after ." >&5
+echo "$as_me: error: Link tests are not allowed after ." >&2;}
+   { (exit 1); exit 1; }; }
+fi
+cat >conftest.$ac_ext <<_ACEOF
+__thread int a; int b; int f() { return a = b; }
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>conftest.er1
   ac_status=$?
@@ -27667,6 +27736,24 @@ else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
+gcc_cv_have_tls=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+gcc_cv_have_tls=yes
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+         CFLAGS="$chktls_save_CFLAGS"
+         LDFLAGS="$chktls_save_LDFLAGS"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 gcc_cv_have_tls=no
 fi
 rm -f conftest.err conftest.$ac_objext \

diff --git a/libmudflap/ChangeLog b/libmudflap/ChangeLog
index 78507bc017b582ec3cfb36ae1786ecf4ed11e288..edb0958cd40c55b9b2c68618f8714524dad145d2 100644 (file)
--- a/libmudflap/ChangeLog
+++ b/libmudflap/ChangeLog
@@ -1,3 +1,7 @@
+2009-07-16  Joseph Myers  <joseph@codesourcery.com>
+
+       * configure: Regenerate.
+
 2009-07-11  Richard Sandiford  <rdsandiford@googlemail.com>
 
        PR testsuite/40699

diff --git a/libmudflap/configure b/libmudflap/configure
index ae1be92e2074628a95451a201ed339aaf7bfa2d5..954ffa1e7cb802f7399f019f007cbba0c014b280 100755 (executable)
--- a/libmudflap/configure
+++ b/libmudflap/configure
@@ -12740,6 +12740,7 @@ fi
 
 # See if we support thread-local storage.
 
+
    # Check whether --enable-tls or --disable-tls was given.
 if test "${enable_tls+set}" = set; then
   enableval="$enable_tls"
@@ -12766,6 +12767,64 @@ else
 __thread int a; int b; int main() { return a = b; }
 _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 $ac_status); }; }; then
+  chktls_save_LDFLAGS="$LDFLAGS"
+                         case $host in
+           *-*-linux*)
+             LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS"
+             ;;
+         esac
+         chktls_save_CFLAGS="$CFLAGS"
+         CFLAGS="-fPIC $CFLAGS"
+                 cat >conftest.$ac_ext <<_ACEOF
+int f() { 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 $ac_status); }; }; then
+  cat >conftest.$ac_ext <<_ACEOF
+__thread int a; int b; int f() { return a = b; }
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>conftest.er1
   ac_status=$?
@@ -12792,6 +12851,24 @@ else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
+gcc_cv_have_tls=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+gcc_cv_have_tls=yes
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+         CFLAGS="$chktls_save_CFLAGS"
+         LDFLAGS="$chktls_save_LDFLAGS"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 gcc_cv_have_tls=no
 fi
 rm -f conftest.err conftest.$ac_objext \
@@ -13624,6 +13701,9 @@ ac_configure_args="${multilib_arg} ${ac_configure_args}"
 multi_basedir="$multi_basedir"
 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
 CC="$CC"
+CXX="$CXX"
+GFORTRAN="$GFORTRAN"
+GCJ="$GCJ"
 AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"
 
 

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 60c1c3fe3ad00bef0f23e026748a8acd065eb620..3c6ba9b2dd37642da1ff5d3aa42620a0b62186e2 100644 (file)
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,7 @@
+2009-07-16  Joseph Myers  <joseph@codesourcery.com>
+
+       * configure: Regenerate.
+
 2009-07-16  Jason Merrill  <jason@redhat.com>
 
        PR libstdc++/37907

diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
index 0f19ba59f5c0f1bb8999efaa3b8215ca1db0a74c..d9e9f8df5f1a2ad976fa09084629c52a3e1eeaa4 100755 (executable)
--- a/libstdc++-v3/configure
+++ b/libstdc++-v3/configure
@@ -40678,6 +40678,7 @@ _ACEOF
 
   # For TLS support.
 
+
    # Check whether --enable-tls or --disable-tls was given.
 if test "${enable_tls+set}" = set; then
   enableval="$enable_tls"
@@ -40709,6 +40710,74 @@ cat >conftest.$ac_ext <<_ACEOF
 __thread int a; int b; int main() { return a = b; }
 _ACEOF
 rm -f conftest.$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 $ac_status); }; }; then
+  chktls_save_LDFLAGS="$LDFLAGS"
+                         case $host in
+           *-*-linux*)
+             LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS"
+             ;;
+         esac
+         chktls_save_CFLAGS="$CFLAGS"
+         CFLAGS="-fPIC $CFLAGS"
+                 if test x$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
+int f() { 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 $ac_status); }; }; then
+  if test x$gcc_no_link = xyes; then
+  { { echo "$as_me:$LINENO: error: Link tests are not allowed after ." >&5
+echo "$as_me: error: Link tests are not allowed after ." >&2;}
+   { (exit 1); exit 1; }; }
+fi
+cat >conftest.$ac_ext <<_ACEOF
+__thread int a; int b; int f() { return a = b; }
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>conftest.er1
   ac_status=$?
@@ -40735,6 +40804,24 @@ else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
+gcc_cv_have_tls=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+gcc_cv_have_tls=yes
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+         CFLAGS="$chktls_save_CFLAGS"
+         LDFLAGS="$chktls_save_LDFLAGS"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 gcc_cv_have_tls=no
 fi
 rm -f conftest.err conftest.$ac_objext \
@@ -94326,6 +94413,7 @@ _ACEOF
 
 
 
+
    # Check whether --enable-tls or --disable-tls was given.
 if test "${enable_tls+set}" = set; then
   enableval="$enable_tls"
@@ -94357,6 +94445,74 @@ cat >conftest.$ac_ext <<_ACEOF
 __thread int a; int b; int main() { return a = b; }
 _ACEOF
 rm -f conftest.$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 $ac_status); }; }; then
+  chktls_save_LDFLAGS="$LDFLAGS"
+                         case $host in
+           *-*-linux*)
+             LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS"
+             ;;
+         esac
+         chktls_save_CFLAGS="$CFLAGS"
+         CFLAGS="-fPIC $CFLAGS"
+                 if test x$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
+int f() { 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 $ac_status); }; }; then
+  if test x$gcc_no_link = xyes; then
+  { { echo "$as_me:$LINENO: error: Link tests are not allowed after ." >&5
+echo "$as_me: error: Link tests are not allowed after ." >&2;}
+   { (exit 1); exit 1; }; }
+fi
+cat >conftest.$ac_ext <<_ACEOF
+__thread int a; int b; int f() { return a = b; }
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>conftest.er1
   ac_status=$?
@@ -94383,6 +94539,24 @@ else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
+gcc_cv_have_tls=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+gcc_cv_have_tls=yes
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+         CFLAGS="$chktls_save_CFLAGS"
+         LDFLAGS="$chktls_save_LDFLAGS"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 gcc_cv_have_tls=no
 fi
 rm -f conftest.err conftest.$ac_objext \
@@ -111941,6 +112115,7 @@ done
 _ACEOF
 
 
+
    # Check whether --enable-tls or --disable-tls was given.
 if test "${enable_tls+set}" = set; then
   enableval="$enable_tls"
@@ -111972,6 +112147,74 @@ cat >conftest.$ac_ext <<_ACEOF
 __thread int a; int b; int main() { return a = b; }
 _ACEOF
 rm -f conftest.$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 $ac_status); }; }; then
+  chktls_save_LDFLAGS="$LDFLAGS"
+                         case $host in
+           *-*-linux*)
+             LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS"
+             ;;
+         esac
+         chktls_save_CFLAGS="$CFLAGS"
+         CFLAGS="-fPIC $CFLAGS"
+                 if test x$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
+int f() { 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 $ac_status); }; }; then
+  if test x$gcc_no_link = xyes; then
+  { { echo "$as_me:$LINENO: error: Link tests are not allowed after ." >&5
+echo "$as_me: error: Link tests are not allowed after ." >&2;}
+   { (exit 1); exit 1; }; }
+fi
+cat >conftest.$ac_ext <<_ACEOF
+__thread int a; int b; int f() { return a = b; }
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>conftest.er1
   ac_status=$?
@@ -111998,6 +112241,24 @@ else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
+gcc_cv_have_tls=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+gcc_cv_have_tls=yes
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+         CFLAGS="$chktls_save_CFLAGS"
+         LDFLAGS="$chktls_save_LDFLAGS"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 gcc_cv_have_tls=no
 fi
 rm -f conftest.err conftest.$ac_objext \