+2011-09-25 Benjamin Kosnik <bkoz@redhat.com
+ Jonathan Wakely <jwakely.gcc@gmail.com>
+
+ PR libstdc++/48698
+ * acinclude.m4 (GLIBCXX_ENABLE_SYMVERS): Set libtool_VERSION here.
+ * configure.ac: Move AC_SUBST of libtool_VERSION past call to
+ GLIBCXX_ENABLE_SYMVERS.
+ * configure: Regenerate.
+ * include/bits/c++config: Use __7 as versioned namespace name.
+ * config/abi/pre/gnu-versioned-namespace.ver: Change mangling as
+ per above.
+ * include/c_global/cwchar: Adjust nested namespaces.
+ * testsuite/20_util/bind/48698.cc: Add test case.
+ * testsuite/ext/profile/mutex_extensions_neg.cc: Change line number.
+
2011-09-25 Paolo Carlini <paolo.carlini@oracle.com>
Revert (no longer necessary post r179130):