diff options
Diffstat (limited to 'recipes/gcc/gcc-4.4.2/gcc-improve-tls-macro.patch')
| -rw-r--r-- | recipes/gcc/gcc-4.4.2/gcc-improve-tls-macro.patch | 691 |
1 files changed, 691 insertions, 0 deletions
diff --git a/recipes/gcc/gcc-4.4.2/gcc-improve-tls-macro.patch b/recipes/gcc/gcc-4.4.2/gcc-improve-tls-macro.patch new file mode 100644 index 0000000000..88f110b030 --- /dev/null +++ b/recipes/gcc/gcc-4.4.2/gcc-improve-tls-macro.patch @@ -0,0 +1,691 @@ +This is fudge of following patches from trunk + +http://gcc.gnu.org/ml/gcc-cvs/2009-07/msg00629.html +http://gcc.gnu.org/ml/gcc-cvs/2009-07/msg00606.html + +It improved the TLS support detection by performing link step +because so far it was only probing assembler to determine +if TLS was supported. + +-Khem +Index: gcc-4.4.1/config/tls.m4 +=================================================================== +--- gcc-4.4.1.orig/config/tls.m4 2009-01-22 20:58:03.000000000 -0800 ++++ gcc-4.4.1/config/tls.m4 2009-08-28 15:14:00.419824470 -0700 +@@ -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 @@ + [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 $gcc_cv_have_tls" = "yes yes"; then +Index: gcc-4.4.1/libgomp/configure +=================================================================== +--- gcc-4.4.1.orig/libgomp/configure 2009-08-28 16:08:56.936822000 -0700 ++++ gcc-4.4.1/libgomp/configure 2009-08-28 16:11:50.135833432 -0700 +@@ -17859,6 +17859,7 @@ + + # See if we support thread-local storage. + ++ + # Check whether --enable-tls or --disable-tls was given. + if test "${enable_tls+set}" = set; then + enableval="$enable_tls" +@@ -17906,6 +17907,64 @@ + ac_status=$? + 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 $ac_link) 2>conftest.er1 ++ ac_status=$? ++ 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 $ac_status); }; }; then + gcc_cv_have_tls=yes + else + echo "$as_me: failed program was:" >&5 +@@ -17915,6 +17974,24 @@ + 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.$ac_objext \ ++ conftest$ac_exeext conftest.$ac_ext + + + else +Index: gcc-4.4.1/libjava/configure +=================================================================== +--- gcc-4.4.1.orig/libjava/configure 2009-08-28 16:08:57.052863152 -0700 ++++ gcc-4.4.1/libjava/configure 2009-08-28 16:12:46.668833365 -0700 +@@ -27600,6 +27600,7 @@ + + # See if we support thread-local storage. + ++ + # Check whether --enable-tls or --disable-tls was given. + if test "${enable_tls+set}" = set; then + enableval="$enable_tls" +@@ -27652,6 +27653,74 @@ + ac_status=$? + 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 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 ++__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 $ac_link) 2>conftest.er1 ++ ac_status=$? ++ 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 $ac_status); }; }; then + gcc_cv_have_tls=yes + else + echo "$as_me: failed program was:" >&5 +@@ -27661,6 +27730,24 @@ + 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.$ac_objext \ ++ conftest$ac_exeext conftest.$ac_ext + + + else +Index: gcc-4.4.1/libmudflap/configure +=================================================================== +--- gcc-4.4.1.orig/libmudflap/configure 2009-08-28 16:08:57.116862217 -0700 ++++ gcc-4.4.1/libmudflap/configure 2009-08-28 16:12:53.952833418 -0700 +@@ -12740,6 +12740,7 @@ + + # See if we support thread-local storage. + ++ + # Check whether --enable-tls or --disable-tls was given. + if test "${enable_tls+set}" = set; then + enableval="$enable_tls" +@@ -12787,6 +12788,64 @@ + ac_status=$? + 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 $ac_link) 2>conftest.er1 ++ ac_status=$? ++ 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 $ac_status); }; }; then + gcc_cv_have_tls=yes + else + echo "$as_me: failed program was:" >&5 +@@ -12796,6 +12855,24 @@ + 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.$ac_objext \ ++ conftest$ac_exeext conftest.$ac_ext + + + else +Index: gcc-4.4.1/libstdc++-v3/configure +=================================================================== +--- gcc-4.4.1.orig/libstdc++-v3/configure 2009-08-28 16:08:57.176853506 -0700 ++++ gcc-4.4.1/libstdc++-v3/configure 2009-08-28 16:13:08.792833271 -0700 +@@ -40678,6 +40678,7 @@ + + # For TLS support. + ++ + # Check whether --enable-tls or --disable-tls was given. + if test "${enable_tls+set}" = set; then + enableval="$enable_tls" +@@ -40730,6 +40731,74 @@ + ac_status=$? + 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 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 ++__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 $ac_link) 2>conftest.er1 ++ ac_status=$? ++ 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 $ac_status); }; }; then + gcc_cv_have_tls=yes + else + echo "$as_me: failed program was:" >&5 +@@ -40739,6 +40808,24 @@ + 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.$ac_objext \ ++ conftest$ac_exeext conftest.$ac_ext + + + else +@@ -76874,6 +76961,7 @@ + + + ++ + # Check whether --enable-tls or --disable-tls was given. + if test "${enable_tls+set}" = set; then + enableval="$enable_tls" +@@ -76926,6 +77014,74 @@ + ac_status=$? + 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 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 ++__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 $ac_link) 2>conftest.er1 ++ ac_status=$? ++ 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 $ac_status); }; }; then + gcc_cv_have_tls=yes + else + echo "$as_me: failed program was:" >&5 +@@ -76935,6 +77091,24 @@ + 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.$ac_objext \ ++ conftest$ac_exeext conftest.$ac_ext + + + else +@@ -94489,6 +94663,7 @@ + _ACEOF + + ++ + # Check whether --enable-tls or --disable-tls was given. + if test "${enable_tls+set}" = set; then + enableval="$enable_tls" +@@ -94541,6 +94716,74 @@ + ac_status=$? + 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 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 ++__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 $ac_link) 2>conftest.er1 ++ ac_status=$? ++ 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 $ac_status); }; }; then + gcc_cv_have_tls=yes + else + echo "$as_me: failed program was:" >&5 +@@ -94550,6 +94793,24 @@ + 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.$ac_objext \ ++ conftest$ac_exeext conftest.$ac_ext + + + else |