Updating SVN tree U gcc/doc/install.texi U gcc/DATESTAMP U gcc/ChangeLog U gcc/go/gofrontend/runtime.def U gcc/go/gofrontend/statements.cc U gcc/go/gofrontend/lex.cc U gcc/go/gofrontend/statements.h U gcc/go/gofrontend/MERGE U gcc/go/gofrontend/lex.h U gcc/config/rs6000/darwin.h U libgo/go/runtime/mgcmark.go U libgo/go/runtime/runtime2.go A libgo/go/runtime/stack_test.go U libgo/go/runtime/panic.go U fixincludes/ChangeLog A fixincludes/tests/base/os/availability.h U fixincludes/fixincl.x U fixincludes/inclhack.def Updated to revision 274625. Adjusting file timestamps