diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index f72cb372c135..6e7b5255c25c 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,24 @@
+2010-12-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* scripts/extract_symvers.pl: New file.
+	* scripts/extract_symvers: Rename to ...
+	* scripts/extract_symvers.in: ... this.
+	Use extract_symvers.pl on SunOS.
+	* configure.ac: Add scripts/extract_symvers to AC_CONFIG_FILES.
+	* configure: Regenerate.
+	* Makefile.in: Regenerate.
+	* testsuite/Makefile.am (extract_symvers): Call extract_symvers
+	from $(glibcxx_builddir).
+	* testsuite/Makefile.in: Regenerate.
+	* testsuite/libstdc++-abi/abi.exp: Call extract_symvers from
+	$objdir.
+
+	* config/abi/post/solaris2.8/baseline_symbols.txt: Regenerate.
+	* config/abi/post/solaris2.8/sparcv9/baseline_symbols.txt: Likewise.
+	* config/abi/post/solaris2.10/baseline_symbols.txt: Likewise.
+	* config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
+	* config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
+
 2010-11-30  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR libstdc++/46718
diff --git a/libstdc++-v3/Makefile.in b/libstdc++-v3/Makefile.in
index f62595fc2781..7c1f356676a7 100644
--- a/libstdc++-v3/Makefile.in
+++ b/libstdc++-v3/Makefile.in
@@ -38,7 +38,8 @@ DIST_COMMON = $(top_srcdir)/fragment.am README ChangeLog \
 	$(srcdir)/Makefile.in $(srcdir)/Makefile.am \
 	$(top_srcdir)/configure $(am__configure_deps) \
 	$(srcdir)/config.h.in $(srcdir)/../mkinstalldirs \
-	$(top_srcdir)/scripts/testsuite_flags.in
+	$(top_srcdir)/scripts/testsuite_flags.in \
+	$(top_srcdir)/scripts/extract_symvers.in
 subdir = .
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/../config/enable.m4 \
@@ -64,7 +65,7 @@ am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 am__CONFIG_DISTCLEAN_FILES = config.status config.cache config.log \
  configure.lineno config.status.lineno
 CONFIG_HEADER = config.h
-CONFIG_CLEAN_FILES = scripts/testsuite_flags
+CONFIG_CLEAN_FILES = scripts/testsuite_flags scripts/extract_symvers
 CONFIG_CLEAN_VPATH_FILES =
 depcomp =
 am__depfiles_maybe =
@@ -395,6 +396,8 @@ distclean-hdr:
 	-rm -f config.h stamp-h1
 scripts/testsuite_flags: $(top_builddir)/config.status $(top_srcdir)/scripts/testsuite_flags.in
 	cd $(top_builddir) && $(SHELL) ./config.status $@
+scripts/extract_symvers: $(top_builddir)/config.status $(top_srcdir)/scripts/extract_symvers.in
+	cd $(top_builddir) && $(SHELL) ./config.status $@
 
 mostlyclean-libtool:
 	-rm -f *.lo
diff --git a/libstdc++-v3/config/abi/post/solaris2.10/amd64/baseline_symbols.txt b/libstdc++-v3/config/abi/post/solaris2.10/amd64/baseline_symbols.txt
index a7cc8e8dbc92..02c46f0fcd31 100644
--- a/libstdc++-v3/config/abi/post/solaris2.10/amd64/baseline_symbols.txt
+++ b/libstdc++-v3/config/abi/post/solaris2.10/amd64/baseline_symbols.txt
@@ -1234,7 +1234,6 @@ FUNC:_ZNSt12strstreambufC2El@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD0Ev@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD1Ev@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD2Ev@@GLIBCXX_3.4
-FUNC:_ZNSt12system_errorC1ESt10error_code@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD0Ev@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD1Ev@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD2Ev@@GLIBCXX_3.4.11
@@ -2115,6 +2114,7 @@ FUNC:_ZSt14__convert_to_vIeEvPKcRT_RSt12_Ios_IostateRKPi@@GLIBCXX_3.4
 FUNC:_ZSt14__convert_to_vIfEvPKcRT_RSt12_Ios_IostateRKPi@@GLIBCXX_3.4
 FUNC:_ZSt14set_unexpectedPFvvE@@GLIBCXX_3.4
 FUNC:_ZSt15_Fnv_hash_bytesPKvmm@@CXXABI_1.3.5
+FUNC:_ZSt15future_categoryv@@GLIBCXX_3.4.16
 FUNC:_ZSt15set_new_handlerPFvvE@@GLIBCXX_3.4
 FUNC:_ZSt15system_categoryv@@GLIBCXX_3.4.11
 FUNC:_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l@@GLIBCXX_3.4.9
@@ -2398,6 +2398,7 @@ OBJECT:0:GLIBCXX_3.4.12
 OBJECT:0:GLIBCXX_3.4.13
 OBJECT:0:GLIBCXX_3.4.14
 OBJECT:0:GLIBCXX_3.4.15
+OBJECT:0:GLIBCXX_3.4.16
 OBJECT:0:GLIBCXX_3.4.2
 OBJECT:0:GLIBCXX_3.4.3
 OBJECT:0:GLIBCXX_3.4.4
@@ -2782,9 +2783,6 @@ OBJECT:1:_ZNSt21__numeric_limits_base9is_iec559E@@GLIBCXX_3.4
 OBJECT:1:_ZNSt21__numeric_limits_base9is_moduloE@@GLIBCXX_3.4
 OBJECT:1:_ZNSt21__numeric_limits_base9is_signedE@@GLIBCXX_3.4
 OBJECT:1:_ZNSt6chrono12system_clock12is_monotonicE@@GLIBCXX_3.4.11
-OBJECT:1:_ZSt10adopt_lock@@GLIBCXX_3.4.11
-OBJECT:1:_ZSt10defer_lock@@GLIBCXX_3.4.11
-OBJECT:1:_ZSt11try_to_lock@@GLIBCXX_3.4.11
 OBJECT:1:_ZSt7nothrow@@GLIBCXX_3.4
 OBJECT:20:_ZTSSt12ctype_bynameIcE@@GLIBCXX_3.4
 OBJECT:20:_ZTSSt12ctype_bynameIwE@@GLIBCXX_3.4
@@ -3496,10 +3494,9 @@ OBJECT:8:_ZNSt9money_getIcSt19istreambuf_iteratorIcSt11char_traitsIcEEE2idE@@GLI
 OBJECT:8:_ZNSt9money_getIwSt19istreambuf_iteratorIwSt11char_traitsIwEEE2idE@@GLIBCXX_3.4
 OBJECT:8:_ZNSt9money_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE2idE@@GLIBCXX_3.4
 OBJECT:8:_ZNSt9money_putIwSt19ostreambuf_iteratorIwSt11char_traitsIwEEE2idE@@GLIBCXX_3.4
-OBJECT:8:_ZSt11__once_call@@GLIBCXX_3.4.11
-OBJECT:8:_ZSt15__once_callable@@GLIBCXX_3.4.11
-OBJECT:8:_ZSt15future_category@@GLIBCXX_3.4.14
 OBJECT:96:_ZTVSt12ctype_bynameIcE@@GLIBCXX_3.4
 OBJECT:96:_ZTVSt5ctypeIcE@@GLIBCXX_3.4
 OBJECT:96:_ZTVSt7num_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE@@GLIBCXX_3.4
 OBJECT:96:_ZTVSt7num_putIwSt19ostreambuf_iteratorIwSt11char_traitsIwEEE@@GLIBCXX_3.4
+TLS:8:_ZSt11__once_call@@GLIBCXX_3.4.11
+TLS:8:_ZSt15__once_callable@@GLIBCXX_3.4.11
diff --git a/libstdc++-v3/config/abi/post/solaris2.10/baseline_symbols.txt b/libstdc++-v3/config/abi/post/solaris2.10/baseline_symbols.txt
index 032a3d0e9e94..473f39e7f635 100644
--- a/libstdc++-v3/config/abi/post/solaris2.10/baseline_symbols.txt
+++ b/libstdc++-v3/config/abi/post/solaris2.10/baseline_symbols.txt
@@ -1234,7 +1234,6 @@ FUNC:_ZNSt12strstreambufC2Ei@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD0Ev@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD1Ev@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD2Ev@@GLIBCXX_3.4
-FUNC:_ZNSt12system_errorC1ESt10error_code@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD0Ev@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD1Ev@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD2Ev@@GLIBCXX_3.4.11
@@ -2115,6 +2114,7 @@ FUNC:_ZSt14__convert_to_vIeEvPKcRT_RSt12_Ios_IostateRKPi@@GLIBCXX_3.4
 FUNC:_ZSt14__convert_to_vIfEvPKcRT_RSt12_Ios_IostateRKPi@@GLIBCXX_3.4
 FUNC:_ZSt14set_unexpectedPFvvE@@GLIBCXX_3.4
 FUNC:_ZSt15_Fnv_hash_bytesPKvjj@@CXXABI_1.3.5
+FUNC:_ZSt15future_categoryv@@GLIBCXX_3.4.16
 FUNC:_ZSt15set_new_handlerPFvvE@@GLIBCXX_3.4
 FUNC:_ZSt15system_categoryv@@GLIBCXX_3.4.11
 FUNC:_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_i@@GLIBCXX_3.4.9
@@ -2398,6 +2398,7 @@ OBJECT:0:GLIBCXX_3.4.12
 OBJECT:0:GLIBCXX_3.4.13
 OBJECT:0:GLIBCXX_3.4.14
 OBJECT:0:GLIBCXX_3.4.15
+OBJECT:0:GLIBCXX_3.4.16
 OBJECT:0:GLIBCXX_3.4.2
 OBJECT:0:GLIBCXX_3.4.3
 OBJECT:0:GLIBCXX_3.4.4
@@ -2871,9 +2872,6 @@ OBJECT:1:_ZNSt21__numeric_limits_base9is_iec559E@@GLIBCXX_3.4
 OBJECT:1:_ZNSt21__numeric_limits_base9is_moduloE@@GLIBCXX_3.4
 OBJECT:1:_ZNSt21__numeric_limits_base9is_signedE@@GLIBCXX_3.4
 OBJECT:1:_ZNSt6chrono12system_clock12is_monotonicE@@GLIBCXX_3.4.11
-OBJECT:1:_ZSt10adopt_lock@@GLIBCXX_3.4.11
-OBJECT:1:_ZSt10defer_lock@@GLIBCXX_3.4.11
-OBJECT:1:_ZSt11try_to_lock@@GLIBCXX_3.4.11
 OBJECT:1:_ZSt7nothrow@@GLIBCXX_3.4
 OBJECT:20:_ZTSSt12ctype_bynameIcE@@GLIBCXX_3.4
 OBJECT:20:_ZTSSt12ctype_bynameIwE@@GLIBCXX_3.4
@@ -3352,9 +3350,6 @@ OBJECT:4:_ZNSt9money_getIcSt19istreambuf_iteratorIcSt11char_traitsIcEEE2idE@@GLI
 OBJECT:4:_ZNSt9money_getIwSt19istreambuf_iteratorIwSt11char_traitsIwEEE2idE@@GLIBCXX_3.4
 OBJECT:4:_ZNSt9money_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE2idE@@GLIBCXX_3.4
 OBJECT:4:_ZNSt9money_putIwSt19ostreambuf_iteratorIwSt11char_traitsIwEEE2idE@@GLIBCXX_3.4
-OBJECT:4:_ZSt11__once_call@@GLIBCXX_3.4.11
-OBJECT:4:_ZSt15__once_callable@@GLIBCXX_3.4.11
-OBJECT:4:_ZSt15future_category@@GLIBCXX_3.4.14
 OBJECT:4:_ZTSPKa@@CXXABI_1.3
 OBJECT:4:_ZTSPKb@@CXXABI_1.3
 OBJECT:4:_ZTSPKc@@CXXABI_1.3
@@ -3491,3 +3486,5 @@ OBJECT:8:_ZTTSi@@GLIBCXX_3.4
 OBJECT:8:_ZTTSo@@GLIBCXX_3.4
 OBJECT:8:_ZTTSt13basic_istreamIwSt11char_traitsIwEE@@GLIBCXX_3.4
 OBJECT:8:_ZTTSt13basic_ostreamIwSt11char_traitsIwEE@@GLIBCXX_3.4
+TLS:4:_ZSt11__once_call@@GLIBCXX_3.4.11
+TLS:4:_ZSt15__once_callable@@GLIBCXX_3.4.11
diff --git a/libstdc++-v3/config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt b/libstdc++-v3/config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt
index 77f1e18a15c6..1c7c031ef619 100644
--- a/libstdc++-v3/config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt
+++ b/libstdc++-v3/config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt
@@ -1234,7 +1234,6 @@ FUNC:_ZNSt12strstreambufC2El@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD0Ev@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD1Ev@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD2Ev@@GLIBCXX_3.4
-FUNC:_ZNSt12system_errorC1ESt10error_code@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD0Ev@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD1Ev@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD2Ev@@GLIBCXX_3.4.11
@@ -2115,6 +2114,7 @@ FUNC:_ZSt14__convert_to_vIeEvPKcRT_RSt12_Ios_IostateRKPi@@GLIBCXX_3.4
 FUNC:_ZSt14__convert_to_vIfEvPKcRT_RSt12_Ios_IostateRKPi@@GLIBCXX_3.4
 FUNC:_ZSt14set_unexpectedPFvvE@@GLIBCXX_3.4
 FUNC:_ZSt15_Fnv_hash_bytesPKvmm@@CXXABI_1.3.5
+FUNC:_ZSt15future_categoryv@@GLIBCXX_3.4.16
 FUNC:_ZSt15set_new_handlerPFvvE@@GLIBCXX_3.4
 FUNC:_ZSt15system_categoryv@@GLIBCXX_3.4.11
 FUNC:_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l@@GLIBCXX_3.4.9
@@ -2398,6 +2398,7 @@ OBJECT:0:GLIBCXX_3.4.12
 OBJECT:0:GLIBCXX_3.4.13
 OBJECT:0:GLIBCXX_3.4.14
 OBJECT:0:GLIBCXX_3.4.15
+OBJECT:0:GLIBCXX_3.4.16
 OBJECT:0:GLIBCXX_3.4.2
 OBJECT:0:GLIBCXX_3.4.3
 OBJECT:0:GLIBCXX_3.4.4
@@ -2782,9 +2783,6 @@ OBJECT:1:_ZNSt21__numeric_limits_base9is_iec559E@@GLIBCXX_3.4
 OBJECT:1:_ZNSt21__numeric_limits_base9is_moduloE@@GLIBCXX_3.4
 OBJECT:1:_ZNSt21__numeric_limits_base9is_signedE@@GLIBCXX_3.4
 OBJECT:1:_ZNSt6chrono12system_clock12is_monotonicE@@GLIBCXX_3.4.11
-OBJECT:1:_ZSt10adopt_lock@@GLIBCXX_3.4.11
-OBJECT:1:_ZSt10defer_lock@@GLIBCXX_3.4.11
-OBJECT:1:_ZSt11try_to_lock@@GLIBCXX_3.4.11
 OBJECT:1:_ZSt7nothrow@@GLIBCXX_3.4
 OBJECT:20:_ZTSSt12ctype_bynameIcE@@GLIBCXX_3.4
 OBJECT:20:_ZTSSt12ctype_bynameIwE@@GLIBCXX_3.4
@@ -3496,10 +3494,9 @@ OBJECT:8:_ZNSt9money_getIcSt19istreambuf_iteratorIcSt11char_traitsIcEEE2idE@@GLI
 OBJECT:8:_ZNSt9money_getIwSt19istreambuf_iteratorIwSt11char_traitsIwEEE2idE@@GLIBCXX_3.4
 OBJECT:8:_ZNSt9money_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE2idE@@GLIBCXX_3.4
 OBJECT:8:_ZNSt9money_putIwSt19ostreambuf_iteratorIwSt11char_traitsIwEEE2idE@@GLIBCXX_3.4
-OBJECT:8:_ZSt11__once_call@@GLIBCXX_3.4.11
-OBJECT:8:_ZSt15__once_callable@@GLIBCXX_3.4.11
-OBJECT:8:_ZSt15future_category@@GLIBCXX_3.4.14
 OBJECT:96:_ZTVSt12ctype_bynameIcE@@GLIBCXX_3.4
 OBJECT:96:_ZTVSt5ctypeIcE@@GLIBCXX_3.4
 OBJECT:96:_ZTVSt7num_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE@@GLIBCXX_3.4
 OBJECT:96:_ZTVSt7num_putIwSt19ostreambuf_iteratorIwSt11char_traitsIwEEE@@GLIBCXX_3.4
+TLS:8:_ZSt11__once_call@@GLIBCXX_3.4.11
+TLS:8:_ZSt15__once_callable@@GLIBCXX_3.4.11
diff --git a/libstdc++-v3/config/abi/post/solaris2.8/baseline_symbols.txt b/libstdc++-v3/config/abi/post/solaris2.8/baseline_symbols.txt
index 767aeaf80764..5e3601d8f3e1 100644
--- a/libstdc++-v3/config/abi/post/solaris2.8/baseline_symbols.txt
+++ b/libstdc++-v3/config/abi/post/solaris2.8/baseline_symbols.txt
@@ -1233,7 +1233,6 @@ FUNC:_ZNSt12strstreambufC2Ei@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD0Ev@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD1Ev@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD2Ev@@GLIBCXX_3.4
-FUNC:_ZNSt12system_errorC1ESt10error_code@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD0Ev@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD1Ev@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD2Ev@@GLIBCXX_3.4.11
@@ -2100,6 +2099,7 @@ FUNC:_ZSt14__convert_to_vIeEvPKcRT_RSt12_Ios_IostateRKPi@@GLIBCXX_3.4
 FUNC:_ZSt14__convert_to_vIfEvPKcRT_RSt12_Ios_IostateRKPi@@GLIBCXX_3.4
 FUNC:_ZSt14set_unexpectedPFvvE@@GLIBCXX_3.4
 FUNC:_ZSt15_Fnv_hash_bytesPKvjj@@CXXABI_1.3.5
+FUNC:_ZSt15future_categoryv@@GLIBCXX_3.4.16
 FUNC:_ZSt15set_new_handlerPFvvE@@GLIBCXX_3.4
 FUNC:_ZSt15system_categoryv@@GLIBCXX_3.4.11
 FUNC:_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_i@@GLIBCXX_3.4.9
@@ -2425,6 +2425,7 @@ OBJECT:0:GLIBCXX_3.4.12
 OBJECT:0:GLIBCXX_3.4.13
 OBJECT:0:GLIBCXX_3.4.14
 OBJECT:0:GLIBCXX_3.4.15
+OBJECT:0:GLIBCXX_3.4.16
 OBJECT:0:GLIBCXX_3.4.2
 OBJECT:0:GLIBCXX_3.4.3
 OBJECT:0:GLIBCXX_3.4.4
@@ -3373,7 +3374,6 @@ OBJECT:4:_ZNSt9money_getIcSt19istreambuf_iteratorIcSt11char_traitsIcEEE2idE@@GLI
 OBJECT:4:_ZNSt9money_getIwSt19istreambuf_iteratorIwSt11char_traitsIwEEE2idE@@GLIBCXX_3.4
 OBJECT:4:_ZNSt9money_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE2idE@@GLIBCXX_3.4
 OBJECT:4:_ZNSt9money_putIwSt19ostreambuf_iteratorIwSt11char_traitsIwEEE2idE@@GLIBCXX_3.4
-OBJECT:4:_ZSt15future_category@@GLIBCXX_3.4.14
 OBJECT:4:_ZTSPKa@@CXXABI_1.3
 OBJECT:4:_ZTSPKb@@CXXABI_1.3
 OBJECT:4:_ZTSPKc@@CXXABI_1.3
diff --git a/libstdc++-v3/config/abi/post/solaris2.8/sparcv9/baseline_symbols.txt b/libstdc++-v3/config/abi/post/solaris2.8/sparcv9/baseline_symbols.txt
index a31c7cba1e20..f4bb49119bc0 100644
--- a/libstdc++-v3/config/abi/post/solaris2.8/sparcv9/baseline_symbols.txt
+++ b/libstdc++-v3/config/abi/post/solaris2.8/sparcv9/baseline_symbols.txt
@@ -1233,7 +1233,6 @@ FUNC:_ZNSt12strstreambufC2El@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD0Ev@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD1Ev@@GLIBCXX_3.4
 FUNC:_ZNSt12strstreambufD2Ev@@GLIBCXX_3.4
-FUNC:_ZNSt12system_errorC1ESt10error_code@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD0Ev@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD1Ev@@GLIBCXX_3.4.11
 FUNC:_ZNSt12system_errorD2Ev@@GLIBCXX_3.4.11
@@ -2100,6 +2099,7 @@ FUNC:_ZSt14__convert_to_vIeEvPKcRT_RSt12_Ios_IostateRKPi@@GLIBCXX_3.4
 FUNC:_ZSt14__convert_to_vIfEvPKcRT_RSt12_Ios_IostateRKPi@@GLIBCXX_3.4
 FUNC:_ZSt14set_unexpectedPFvvE@@GLIBCXX_3.4
 FUNC:_ZSt15_Fnv_hash_bytesPKvmm@@CXXABI_1.3.5
+FUNC:_ZSt15future_categoryv@@GLIBCXX_3.4.16
 FUNC:_ZSt15set_new_handlerPFvvE@@GLIBCXX_3.4
 FUNC:_ZSt15system_categoryv@@GLIBCXX_3.4.11
 FUNC:_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l@@GLIBCXX_3.4.9
@@ -2425,6 +2425,7 @@ OBJECT:0:GLIBCXX_3.4.12
 OBJECT:0:GLIBCXX_3.4.13
 OBJECT:0:GLIBCXX_3.4.14
 OBJECT:0:GLIBCXX_3.4.15
+OBJECT:0:GLIBCXX_3.4.16
 OBJECT:0:GLIBCXX_3.4.2
 OBJECT:0:GLIBCXX_3.4.3
 OBJECT:0:GLIBCXX_3.4.4
@@ -3517,7 +3518,6 @@ OBJECT:8:_ZNSt9money_getIcSt19istreambuf_iteratorIcSt11char_traitsIcEEE2idE@@GLI
 OBJECT:8:_ZNSt9money_getIwSt19istreambuf_iteratorIwSt11char_traitsIwEEE2idE@@GLIBCXX_3.4
 OBJECT:8:_ZNSt9money_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE2idE@@GLIBCXX_3.4
 OBJECT:8:_ZNSt9money_putIwSt19ostreambuf_iteratorIwSt11char_traitsIwEEE2idE@@GLIBCXX_3.4
-OBJECT:8:_ZSt15future_category@@GLIBCXX_3.4.14
 OBJECT:96:_ZTVSt12ctype_bynameIcE@@GLIBCXX_3.4
 OBJECT:96:_ZTVSt5ctypeIcE@@GLIBCXX_3.4
 OBJECT:96:_ZTVSt7num_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE@@GLIBCXX_3.4
diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
index 077874532882..3cdb1238691d 100755
--- a/libstdc++-v3/configure
+++ b/libstdc++-v3/configure
@@ -59292,6 +59292,8 @@ ac_config_files="$ac_config_files Makefile"
 
 ac_config_files="$ac_config_files scripts/testsuite_flags"
 
+ac_config_files="$ac_config_files scripts/extract_symvers"
+
 
 # Multilibs need MULTISUBDIR defined correctly in certain makefiles so
 # that multilib installs will end up installed in the correct place.
@@ -60470,6 +60472,7 @@ do
     "include/gstdint.h") CONFIG_COMMANDS="$CONFIG_COMMANDS include/gstdint.h" ;;
     "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
     "scripts/testsuite_flags") CONFIG_FILES="$CONFIG_FILES scripts/testsuite_flags" ;;
+    "scripts/extract_symvers") CONFIG_FILES="$CONFIG_FILES scripts/extract_symvers" ;;
     "include/Makefile") CONFIG_FILES="$CONFIG_FILES include/Makefile" ;;
     "libsupc++/Makefile") CONFIG_FILES="$CONFIG_FILES libsupc++/Makefile" ;;
     "python/Makefile") CONFIG_FILES="$CONFIG_FILES python/Makefile" ;;
@@ -62253,6 +62256,7 @@ fi
 
  ;;
     "scripts/testsuite_flags":F) chmod +x scripts/testsuite_flags ;;
+    "scripts/extract_symvers":F) chmod +x scripts/extract_symvers ;;
     "include/Makefile":F) cat > vpsed$$ << \_EOF
 s!`test -f '$<' || echo '$(srcdir)/'`!!
 _EOF
diff --git a/libstdc++-v3/configure.ac b/libstdc++-v3/configure.ac
index f3dfe0142d03..04d0f3b8d336 100644
--- a/libstdc++-v3/configure.ac
+++ b/libstdc++-v3/configure.ac
@@ -375,6 +375,7 @@ dnl which can all be called multiple times as needed, plus one (different)
 dnl AC_OUTPUT macro.  This one lists the files to be created:
 AC_CONFIG_FILES(Makefile)
 AC_CONFIG_FILES([scripts/testsuite_flags],[chmod +x scripts/testsuite_flags])
+AC_CONFIG_FILES([scripts/extract_symvers],[chmod +x scripts/extract_symvers])
 
 # Multilibs need MULTISUBDIR defined correctly in certain makefiles so
 # that multilib installs will end up installed in the correct place.
diff --git a/libstdc++-v3/scripts/extract_symvers b/libstdc++-v3/scripts/extract_symvers.in
similarity index 61%
rename from libstdc++-v3/scripts/extract_symvers
rename to libstdc++-v3/scripts/extract_symvers.in
index 7510233d6262..a2ff3c40a446 100755
--- a/libstdc++-v3/scripts/extract_symvers
+++ b/libstdc++-v3/scripts/extract_symvers.in
@@ -36,45 +36,10 @@ tmp=extract.$$
 
 case `uname -s` in
 SunOS)
-  # Sun ld doesn't record symbol versions in .dynsym entries and they
-  # cannot easily be extracted from readelf --versions output, so use pvs
-  # instead.  Linux may have a completely different pvs from LVM2, so only
-  # do this on SunOS.
-  # Need to use nawk on Solaris 2 since Solaris 8/9 awk (oawk) cannot handle
-  # sub.
-  pvs -dsvo ${lib} | \
-  nawk '# Remove colon separator from version field, trailing semicolon.
-	{
-	  sub (/:$/, "", $3);
-	  sub (/;$/, "");
-	}
-	# Record base version.  The [BASE] field was only added in Solaris 11,
-	# so simply use the first record instead.
-	NR == 1 {
-	  basever = $3;
-	  next;
-	}
-	# Ignore version dependencies.
-	$4 ~ /\{.*\}/ {
-	  next;
-	}
-	NF == 4 {
-	  if ($3 == $4 || $3 == basever)
-	    # Emit versions or symbols bound to base versions as objects.
-	    printf "OBJECT:0:%s\n", $4;
-	  else
-	    # Everything else without a size field is a function.
-	    printf "FUNC:%s@@%s\n", $4, $3;
-	  next;
-	}
-	# Emit objects.
-	NF == 5 {
-	  # Strip parens from object size.
-	  sub (/^\(/, "", $5);
-	  sub (/\)$/, "", $5);
-	  printf "OBJECT:%s:%s@@%s\n", $5, $4, $3;
-	  next;
-	}' | sort | uniq > $tmp 2>&1
+  # Ensure that output on Solaris 2 matches readelf below without requiring
+  # GNU binutils to be installed.  This requires a combination of pvs and
+  # elfdump, which is easier handled in a perl script.
+  perl @glibcxx_srcdir@/scripts/extract_symvers.pl ${lib} > $tmp 2>&1
   ;;
 *)
   # GNU binutils, somewhere after version 2.11.2, requires -W/--wide to
diff --git a/libstdc++-v3/scripts/extract_symvers.pl b/libstdc++-v3/scripts/extract_symvers.pl
new file mode 100644
index 000000000000..2bac1cd56487
--- /dev/null
+++ b/libstdc++-v3/scripts/extract_symvers.pl
@@ -0,0 +1,127 @@
+#!/usr/bin/perl -w
+
+# Copyright (C) 2010 Free Software Foundation, Inc.
+#
+# This file is part of the GNU ISO C++ Library.  This library is free
+# software; you can redistribute it and/or modify it under the
+# terms of the GNU General Public License as published by the
+# Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this library; see the file COPYING3.  If not see
+# <http://www.gnu.org/licenses/>.
+
+# Extract symbol version information on Solaris 2.
+#
+# Sun ld doesn't record symbol versions in .dynsym entries and they cannot
+# easily be extracted from readelf --versions output, so use pvs instead.
+# This way, we don't require GNU binutils in the native case.  Also ensures
+# that baseline_symbols.txt is identical between native (pvs, elfdump) and
+# cross (readelf) cases.
+
+my $lib = shift;
+
+open PVS, "pvs -dsvo $lib |" or die $!;
+while (<PVS>) {
+    chomp;
+
+    # Remove trailing semicolon.
+    s/;$//;
+
+    # shared object, dash, version, symbol, [size]
+    (undef, undef, $version, $symbol, $size) = split;
+
+    # Remove colon separator from version field.
+    $version =~ s/:$//;
+    
+    # Record base version.  The [BASE] field was only added in Solaris 11,
+    # so simply use the first record instead.
+    if ($. == 1) {
+	$basever = $version;
+      	next;
+    }
+
+    # Skip version declarations.
+    next unless defined ($symbol);
+
+    # Ignore version dependencies.
+    next if ($symbol =~ /\{.*\}/);
+
+    # Emit objects.
+    if (defined ($size)) {
+	# Strip parens from object size.
+	$size =~ s/\((\d+)\)/$1/;
+
+	$type{$symbol} = "OBJECT";
+	$version{$symbol} = $version;
+	$size{$symbol} = $size;
+        next;
+    }
+
+    if ($version eq $symbol or $version eq $basever) {
+	# Emit versions or symbols bound to base versions as objects.
+	$type{$symbol} = "OBJECT";
+	$version{$symbol} = $symbol;
+	$size{$symbol} = 0;
+    } else {
+	# Everything else without a size field is a function.
+	$type{$symbol} = "FUNC";
+	$version{$symbol} = $version;
+    }
+}
+close PVS or die "pvs error";
+
+# Only look at .dynsym table, like readelf in extract_symvers.
+open ELFDUMP, "/usr/ccs/bin/elfdump -s -N .dynsym $lib |" or die $!;
+while (<ELFDUMP>) {
+    chomp;
+
+    # Ignore empty lines.
+    next if (/^$/);
+
+    # Ignore object name header.
+    next if (/:$/);
+
+    # Ignore table header lines.
+    next if (/^Symbol Table Section:/);
+    next if (/index.*value.*size/);
+
+    # Split table.
+    (undef, undef, undef, $type, $bind, $oth, undef, $shndx, $name) = split;
+
+    # Error out for unknown input.
+    die "unknown input line:\n$_" unless defined($bind);
+
+    # Ignore local symbols.
+    next if ($bind eq "LOCL");
+    # Ignore hidden symbols.
+    next if ($oth eq "H");
+    # Ignore undefined symbols.
+    next if ($shndx eq "UNDEF");
+    # Error out for unhandled cases.   _GLOBAL_OFFSET_TABLE_ is P (protected).
+    die "unhandled symbol:\n$_" if ($bind !~ /^(GLOB|WEAK)/ or $oth !~ /[DP]/);
+
+    # Adapt to readelf type naming convention.
+    $type = "OBJECT" if ($type eq "OBJT");
+
+    # Use correct symbol type.
+    $type{$name} = $type if ($type{$name} ne $type);
+}
+close ELFDUMP or die "elfdump error";
+
+foreach $symbol (keys %type) {
+    if ($type{$symbol} eq "FUNC") {
+	push @lines, "$type{$symbol}:$symbol\@\@$version{$symbol}\n";
+    } elsif ($type{$symbol} eq "OBJECT" and $size{$symbol} == 0) {
+	push @lines, "$type{$symbol}:$size{$symbol}:$version{$symbol}\n";
+    } else {
+	push @lines, "$type{$symbol}:$size{$symbol}:$symbol\@\@$version{$symbol}\n";
+    }
+}
+print sort @lines;
diff --git a/libstdc++-v3/testsuite/Makefile.am b/libstdc++-v3/testsuite/Makefile.am
index 1f2d34de5ce9..c2b8166369ff 100644
--- a/libstdc++-v3/testsuite/Makefile.am
+++ b/libstdc++-v3/testsuite/Makefile.am
@@ -67,7 +67,7 @@ site.exp: Makefile
 	@mv site.tmp site.exp
 
 
-extract_symvers = $(glibcxx_srcdir)/scripts/extract_symvers
+extract_symvers = $(glibcxx_builddir)/scripts/extract_symvers
 
 baseline_subdir := $(shell $(CXX) --print-multi-dir)
 
diff --git a/libstdc++-v3/testsuite/Makefile.in b/libstdc++-v3/testsuite/Makefile.in
index 1a6546e7fdbe..d159355e5b1d 100644
--- a/libstdc++-v3/testsuite/Makefile.in
+++ b/libstdc++-v3/testsuite/Makefile.in
@@ -273,7 +273,7 @@ lists_of_files = \
    testsuite_files_interactive \
    testsuite_files_performance
 
-extract_symvers = $(glibcxx_srcdir)/scripts/extract_symvers
+extract_symvers = $(glibcxx_builddir)/scripts/extract_symvers
 baseline_subdir := $(shell $(CXX) --print-multi-dir)
 check_DEJAGNU_normal_targets = $(patsubst %,check-DEJAGNUnormal%,0 1 2 3)
 
diff --git a/libstdc++-v3/testsuite/libstdc++-abi/abi.exp b/libstdc++-v3/testsuite/libstdc++-abi/abi.exp
index a0e8f28f07e0..d05851f0ab87 100644
--- a/libstdc++-v3/testsuite/libstdc++-abi/abi.exp
+++ b/libstdc++-v3/testsuite/libstdc++-abi/abi.exp
@@ -1,4 +1,4 @@
-# Copyright (C) 2005, 2009 Free Software Foundation, Inc.
+# Copyright (C) 2005, 2009, 2010 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -47,7 +47,7 @@ if ![file exists $baseline_file] {
 send_log "Checking $lib against $baseline_file\n"
 
 # Figure out what symbols are defined by the active build of the library.
-remote_exec "build" "$srcdir/../scripts/extract_symvers" \
+remote_exec "build" "$objdir/../scripts/extract_symvers" \
     [list $lib "current_symbols.txt"]
 
 # Build the abi_check program.