Updating SVN tree U libstdc++-v3/doc/xml/manual/status_cxx2017.xml U libstdc++-v3/doc/xml/manual/appendix_contributing.xml U libstdc++-v3/doc/html/manual/status.html U libstdc++-v3/doc/html/manual/source_organization.html U libstdc++-v3/include/std/type_traits U libstdc++-v3/include/bits/stl_pair.h U libstdc++-v3/include/bits/ios_base.h U libstdc++-v3/include/bits/char_traits.h U libstdc++-v3/ChangeLog A libstdc++-v3/testsuite/21_strings/char_traits/requirements/constexpr_functions_c++17.cc U libstdc++-v3/testsuite/util/testsuite_hooks.h A libstdc++-v3/testsuite/20_util/pair/79141.cc A libstdc++-v3/testsuite/20_util/is_aggregate A libstdc++-v3/testsuite/20_util/is_aggregate/value.cc A libstdc++-v3/testsuite/20_util/is_aggregate/requirements A libstdc++-v3/testsuite/20_util/is_aggregate/requirements/typedefs.cc A libstdc++-v3/testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc U libstdc++-v3/testsuite/20_util/reference_wrapper/invoke.cc U gcc/fold-const.c U gcc/ChangeLog U gcc/testsuite/gcc.target/powerpc/dfp-builtin-1.c U gcc/testsuite/gcc.target/powerpc/dfp-builtin-2.c U gcc/testsuite/gcc.target/powerpc/pr80246.c U gcc/testsuite/gcc.target/s390/vector/vcond-shift.c U gcc/testsuite/gcc.dg/attr-alloc_size-11.c U gcc/testsuite/gcc.dg/tree-ssa/pr71347.c U gcc/testsuite/ChangeLog A gcc/testsuite/g++.dg/opt/pr80275.C U gcc/tree-nested.c Updated to revision 246658. Adjusting file timestamps