Updating SVN tree U libstdc++-v3/include/std/bit U libstdc++-v3/include/std/version U libstdc++-v3/ChangeLog A libstdc++-v3/testsuite/26_numerics/endian/2.cc A libstdc++-v3/testsuite/26_numerics/endian/3.cc A libstdc++-v3/testsuite/26_numerics/endian/4.cc U gcc/ChangeLog U gcc/testsuite/lib/scanasm.exp A gcc/testsuite/gcc.dg/type-convert-var.c U gcc/testsuite/ChangeLog U gcc/match.pd U gcc/config.gcc U gcc/config/aarch64/aarch64-option-extensions.def U gcc/convert.c Updated to revision 273839. Adjusting file timestamps