Updating SVN tree U libstdc++-v3/include/bits/regex_automaton.h U libstdc++-v3/include/bits/regex_compiler.h U libstdc++-v3/include/bits/regex_automaton.tcc U libstdc++-v3/include/bits/regex_scanner.tcc U libstdc++-v3/include/bits/regex_error.h U libstdc++-v3/include/bits/regex_compiler.tcc U libstdc++-v3/ChangeLog U gcc/tree-vrp.c U gcc/DATESTAMP U gcc/ChangeLog U gcc/testsuite/ChangeLog A gcc/testsuite/g++.dg/cpp1z/nested-namespace-def1.C A gcc/testsuite/g++.dg/cpp1z/nested-namespace-def2.C A gcc/testsuite/g++.dg/cpp1z/nested-namespace-def3.C U gcc/testsuite/g++.dg/lookup/name-clash5.C U gcc/testsuite/g++.dg/lookup/name-clash6.C U gcc/cp/ChangeLog U gcc/cp/parser.c U gcc/tree-ssa-dom.c U gcc/config/pa/pa.c U gcc/tree-ssa-threadedge.c U gcc/tree-ssa-threadedge.h Updated to revision 227936. Adjusting file timestamps