Remove obsolete Tru64 UNIX V5.1B support

	libstdc++-v3:
	* configure.host: Remove osf* handling.
	* config/os/osf: Remove.
	* doc/xml/manual/using.xml: Remove OSF reference.

	* testsuite/18_support/pthread_guard.cc: Remove alpha*-*-osf*
	handling.
	* testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc:
	Likewise.
	* testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc:
	Likewise.
	* testsuite/21_strings/basic_string/pthread18185.cc: Likewise.
	* testsuite/21_strings/basic_string/pthread4.cc: Likewise.
	* testsuite/22_locale/locale/cons/12658_thread-1.cc: Likewise.
	* testsuite/22_locale/locale/cons/12658_thread-2.cc: Likewise.
	* testsuite/23_containers/list/pthread1.cc: Likewise.
	* testsuite/23_containers/list/pthread5.cc: Likewise.
	* testsuite/23_containers/map/pthread6.cc: Likewise.
	* testsuite/23_containers/vector/debug/multithreaded_swap.cc:
	Likewise.
	* testsuite/27_io/basic_ofstream/pthread2.cc: Likewise.
	* testsuite/27_io/basic_ostringstream/pthread3.cc: Likewise.
	* testsuite/30_threads/async/42819.cc: Likewise.

	* libstdc++-v3/testsuite/30_threads/async/49668.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/async/any.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/async/async.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/async/launch.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/async/sync.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/call_once/39909.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/call_once/49668.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/call_once/call_once1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/condition_variable/cons/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/condition_variable/members/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/condition_variable/members/2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/condition_variable/native_handle/typesizes.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/condition_variable_any/50862.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/condition_variable_any/cons/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/condition_variable_any/members/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/condition_variable_any/members/2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/future/cons/move.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/future/members/45133.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/future/members/get.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/future/members/get2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/future/members/share.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/future/members/valid.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/future/members/wait.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/future/members/wait_for.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/future/members/wait_until.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/lock/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/lock/2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/lock/3.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/lock/4.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/lock_guard/cons/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/mutex/cons/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/mutex/dest/destructor_locked.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/mutex/lock/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/mutex/native_handle/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/mutex/native_handle/typesizes.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/mutex/try_lock/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/mutex/try_lock/2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/mutex/unlock/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/49668.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/cons/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/cons/2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/cons/3.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/cons/alloc.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/cons/move.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/cons/move_assign.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke3.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke4.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke5.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/reset.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/reset2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/swap.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/packaged_task/members/valid.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/cons/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/cons/alloc.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/cons/move.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/cons/move_assign.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/members/get_future.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/members/get_future2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/members/set_exception.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/members/set_exception2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/members/set_value.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/members/set_value2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/members/set_value3.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/promise/members/swap.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_mutex/cons/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_mutex/dest/destructor_locked.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_mutex/lock/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_mutex/native_handle/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_mutex/native_handle/typesizes.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_mutex/try_lock/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_mutex/try_lock/2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_mutex/unlock/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/cons/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/dest/destructor_locked.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/lock/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/lock/2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/native_handle/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/native_handle/typesizes.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock/2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/3.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/unlock/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/shared_future/cons/move.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/shared_future/members/45133.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/shared_future/members/get.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/shared_future/members/get2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/shared_future/members/valid.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/shared_future/members/wait.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/shared_future/members/wait_for.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/shared_future/members/wait_until.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/this_thread/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/this_thread/2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/this_thread/3.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/this_thread/4.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/3.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/4.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/49668.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/5.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/6.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/7.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/8.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/9.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/cons/moveable.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/members/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/members/2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/members/3.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/members/4.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/members/5.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/members/hardware_concurrency.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/thread/swap/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/cons/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/dest/destructor_locked.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/lock/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/native_handle/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/native_handle/typesizes.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/3.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/2.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/timed_mutex/unlock/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/try_lock/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/try_lock/2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/try_lock/3.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/try_lock/4.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/cons/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/cons/2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/cons/3.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/cons/4.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/cons/5.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/cons/6.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/locking/1.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/locking/2.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/locking/3.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/locking/4.cc: Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/modifiers/1.cc:
	Likewise.
	* libstdc++-v3/testsuite/30_threads/unique_lock/modifiers/2.cc:
	Likewise.
	* libstdc++-v3/testsuite/ext/rope/pthread7-rope.cc: Likewise.
	* libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/thread/default_weaktoshared.cc:
	Likewise.
	* libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/thread/mutex_weaktoshared.cc: Likewise.

	libobjc:
	* configure.ac (enable_objc_gc): Remove alpha*-dec-osf* handling.
	* configure: Regenerate.

	* thr.c (_XOPEN_SOURCE): Define unconditionally.

	libjava:
	* configure.ac (alpha*-dec-osf*): Remove.
	* configure: Regenerate.
	* configure.host (alpha*-dec-osf*): Remove.

	* gnu/java/net/natPlainDatagramSocketImplPosix.cc (setOption): Use
	IPV6_MULTICAST_IF unconditionally.
	* gnu/java/net/natPlainDatagramSocketImplWin32.cc (setOption):
	Likewise.
	* gnu/java/net/natPlainSocketImplPosix.cc
	(gnu::java::net::PlainSocketImpl::accept): Use ::accept instead of
	_Jv_accept.
	* include/posix-signal.h [__alpha__ && __osf__]: Remove.
	* include/posix.h (_POSIX_PII_SOCKET): Don't define.
	(_Jv_accept): Remove.

	* java/io/File.java (File._access): Rename to access.
	Change callers.
	(File._stat): Likewise.
	* java/io/File.h: Regenerate.
	* classpath/lib/java/io/File.class: Regenerate.
	* java/io/natFilePosix.cc (java::io::File::_access): Rename to
	access.
	(java::io::File::_stat): Rename to stat.
	* java/io/natFileWin32.cc: Likewise.

	* testsuite/libjava.jni/jni.exp (gcj_jni_get_cxxflags_invocation):
	Remove alpha*-dec-osf* handling.
	* testsuite/libjava.jvmti/jvmti-interp.exp
	(gcj_jni_compile_c_to_so): Likewise.
	* testsuite/libjava.jvmti/jvmti.exp (gcj_jvmti_compile_cxx_to_o):
	Likewise.

	libitm:
	* configure.tgt (*-*-osf*): Remove.
	* configure: Regenerate.

	libgomp:
	* configure.tgt (alpha*-dec-osf*): Remove.

	* config/osf/sem.h: Remove.
	* config/posix/lock.c (_XOPEN_SOURCE): Define unconditionally.

	libgfortran:
	* configure.ac: Remove Tru64 reference.
	* acinclude.m4 (LIBGFOR_GTHREAD_WEAK): Remove alpha*-dec-osf*
	handling.
	* configure: Regenerate.
	* intrinsics/c99_functions.c [__osf__]: Remove.

	libgcc:
	* config.host: Remove alpha*-dec-osf5.1* handling.
	* config/alpha/gthr-posix.c: Remove.
	* config/alpha/libgcc-osf5.ver: Remove.
	* config/alpha/osf5-unwind.h: Remove.
	* config/alpha/t-osf-pthread: Remove.
	* config/alpha/t-slibgcc-osf: Remove.
	* config/t-crtfm (crtfastmath.o): Remove -frandom-seed.
	* gthr-posix.h [!_REENTRANT && __osf__] (_REENTRANT): Don't define.
	[__osf__ && _PTHREAD_USE_MANGLED_NAMES_]: Remove.
	* mkmap-flat.awk: Remove osf_export handling.

	gnattools:
	* configure.ac: Remove alpha*-dec-osf* handling.
	* configure: Regenerate.

	gcc/testsuite:
	* g++.dg/abi/rtti3.C: Remove alpha*-dec-osf* handling.
	* g++.dg/abi/thunk4.C: Likewise.
	* g++.dg/cdce3.C: Don't skip on*-dec-osf5*.
	Adapt line numbers.
	* g++.dg/compat/struct-layout-1_generate.c: Remove alpha*-dec-osf*
	handling.
	* g++.dg/cpp0x/constexpr-rom.C: Likewise.
	* g++.dg/eh/spbp.C: Likewise.
	* g++.dg/ext/label13.C: Likewise.
	* g++.dg/guality/guality.exp: Likewise.
	* g++.dg/other/anon5.C: Likewise.
	* g++.dg/other/pragma-ep-1.C: Remove.
	* g++.dg/warn/miss-format-1.C: Remove alpha*-dec-osf* handling.
	* g++.dg/warn/pr31246.C: Likewise.
	* g++.dg/warn/weak1.C: Likewise.
	* g++.old-deja/g++.eh/badalloc1.C: Likewise.
	* g++.old-deja/g++.ext/attrib5.C: Likewise.
	* gcc.c-torture/compile/limits-declparen.c: Likewise.
	* gcc.c-torture/compile/limits-pointer.c: Likewise.
	* gcc.c-torture/execute/20001229-1.c: Remove __osf__ handling.
	* gcc.dg/attr-weakref-1.c: Remove alpha*-dec-osf* handling.
	* gcc.dg/c99-stdint-6.c: Remove alpha*-dec-osf5* handling.
	* gcc.dg/c99-tgmath-1.c: Likewise.
	* gcc.dg/c99-tgmath-2.c: Likewise.
	* gcc.dg/c99-tgmath-3.c: Likewise.
	* gcc.dg/c99-tgmath-4.c: Likewise.
	* gcc.dg/compat/struct-layout-1_generate.c: Remove alpha*-dec-osf*
	handling.
	* gcc.dg/debug/pr49032.c: Likewise.
	* gcc.dg/guality/guality.exp: Likewise.
	* gcc.dg/intmax_t-1.c: Likewise.
	* gcc.dg/pr48616.c: Likewise.
	* gcc.dg/pragma-ep-1.c: Remove.
	* gcc.dg/pragma-ep-2.c: Remove.
	* gcc.dg/pragma-ep-3.c: Remove.
	* gcc.dg/torture/pr47917.c: Remove alpha*-dec-osf5* handling.
	* gcc.dg/tree-ssa/pr42585.c: Remove alpha*-dec-osf* handling.
	* gcc.misc-tests/gcov-14.c: Likewise.
	* gfortran.dg/guality/guality.exp: Likewise.
	* lib/target-supports.exp (check_weak_available): Likewise.
	(add_options_for_tls): Likewise.
	(check_ascii_locale_available): Likewise.
	* obj-c++.dg/dwarf-2.mm: Likewise.
	* objc.dg/dwarf-1.m: Likewise.
	* objc.dg/dwarf-2.m: Likewise.

	gcc/c-family:
	* c-cppbuiltin.c (c_cpp_builtins): Remove #pragma extern_prefix
	handling.
	* c-pragma.c (handle_pragma_extern_prefix): Remove.
	(init_pragma): Don't register extern_prefix.

	gcc/po:
	* EXCLUDES (mips-tdump.c, mips-tfile.c): Remove.

	gcc:
	* config.gcc (alpha*-dec-osf5.1*): Remove.
	* config.host (alpha*-dec-osf*): Remove.
	* configure.ac (*-*-osf*): Remove.
	(alpha*-dec-osf*): Remove.
	* configure: Regenerate.

	* config/alpha/host-osf.c, config/alpha/osf5.h,
	config/alpha/osf5.opt, config/alpha/va_list.h, config/alpha/x-osf:
	Remove.

	* config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
	* config/alpha/alpha.c (struct machine_function): Update comment.
	(alpha_start_function): Remove Tru64 UNIX as handling for
	max_frame_size.
	* config/alpha/alpha.md ("exception_receiver"): Remove
	TARGET_LD_BUGGY_LDGP.
	("*exception_receiver_2"): Likewise.
	* except.c (finish_eh_generation): Remove Tru64 reference.
	* ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
	* system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
	* target.def (handle_pragma_extern_prefix): Remove.

	* Makefile.in (mips-tfile.o-warn): Remove.
	(ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
	(mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
	* mips-tdump.c, mips-tfile.c: Remove.

	* doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
	extern_prefix.
	* doc/install.texi (Binaries): Remove Tru64 UNIX reference.
	(Specific, alpha*-dec-osf5.1): Note removal.
	* doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
	Remove.
	* doc/tm.texi: Regenerate.
	* doc/trouble.texi (Cross-Compiler Problems): Remove.

	gcc/ada:
	* gcc-interface/Makefile.in (alpha*-dec-osf*): Remove.
	* a-intnam-tru64.ads, mlib-tgt-specific-tru64.adb,
	s-mastop-tru64.adb, s-osinte-tru64.adb, s-osinte-tru64.ads,
	s-taprop-tru64.adb, s-tasinf-tru64.ads, s-taspri-tru64.ads,
	system-tru64.ads: Remove.

	* adaint.c (__gnat_number_of_cpus) [__alpha__ && __osf__]:
	Remove.
	[IS_CROSS] [!(__alpha__ && __osf__)]: Remove.
	* env.c [__alpha__ && __osf__]: Remove.
	* gsocket.h (_OSF_SOURCE): Remove.
	(HAVE_THREAD_SAFE_GETxxxBYyyy) [__osf__]: Remove.
	* init.c [__alpha__ && __osf__]: Remove.
	* link.c [__osf__]: Remove.
	* s-oscons-tmplt.c [__alpha__ && __osf__]: Remove.
	[__osf__ && !_SS_MAXSIZE]: Remove.
	* sysdep.c [__osf__]: Remove.
	* terminals.c [__alpha__ && __osf__]: Remove.
	[OSF1]: Remove.

	* g-traceb.ads: Remove Tru64 reference.
	* g-trasym.ads: Likewise.
	* gnat_ugn.texi (Linking a Mixed C++ & Ada Program): Likewise.
	(Summary of Run-Time Configurations): Likewise.
	* memtrack.adb: Likewise.

	fixincludes:
	* inclhack.def (alpha___extern_prefix): Remove.
	(alpha___extern_prefix_standards): Remove.
	(alpha___extern_prefix_sys_stat): Remove.
	(alpha_bad_lval): Remove.
	(alpha_pthread): Remove.
	(alpha_pthread_gcc): Remove.
	(alpha_pthread_init): Remove.
	* fixincl.x: Regenerate.
	* tests/base/pthread.h [ALPHA_PTHREAD_CHECK]: Remove.
	[ALPHA_PTHREAD_GCC_CHECK]: Remove.
	[ALPHA_PTHREAD_INIT_CHECK]: Remove.
	* tests/base/standards.h: Remove.
	* tests/base/sys/stat.h [ALPHA___EXTERN_PREFIX_SYS_STAT_CHECK]:
	Remove.
	* tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: Remove.
	[ALPHA_BAD_LVAL_CHECK]: Remove.

	contrib:
	* config-list.mk (LIST): Remove alpha-dec-osf5.1.

	config:
	* weakref.m4 (GCC_CHECK_ELF_STYLE_WEAKREF): Remove
	alpha*-dec-osf*.

	toplevel:
	* MAINTAINERS (OS Port Maintainers): Remove osf.
	* configure.ac (enable_libgomp): Remove *-*-osf*.
	(with_stabs): Remove alpha*-*-osf*.
	* configure: Regenerate.

From-SVN: r185240

5 files changed, 0 insertions, 545 deletions

diff --git a/libstdc++-v3/config/os/osf/ctype_base.h b/libstdc++-v3/config/os/osf/ctype_base.h
deleted file mode 100644
index 72aa6f2ccb0..00000000000
--- a/libstdc++-v3/config/os/osf/ctype_base.h
+++ /dev/null
@@ -1,59 +0,0 @@
-// Locale support -*- C++ -*-
-
-// Copyright (C) 1997, 1998, 1999, 2003, 2009, 2010
-// Free Software Foundation, Inc.
-//
-// This file is part of the GNU ISO C++ Library.  This library is free
-// software; you can redistribute it and/or modify it under the
-// terms of the GNU General Public License as published by the
-// Free Software Foundation; either version 3, or (at your option)
-// any later version.
-
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// Under Section 7 of GPL version 3, you are granted additional
-// permissions described in the GCC Runtime Library Exception, version
-// 3.1, as published by the Free Software Foundation.
-
-// You should have received a copy of the GNU General Public License and
-// a copy of the GCC Runtime Library Exception along with this program;
-// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-// <http://www.gnu.org/licenses/>.
-
-//
-// ISO C++ 14882: 22.1  Locales
-//
-
-// Default information, may not be appropriate for specific host.
-
-namespace std _GLIBCXX_VISIBILITY(default)
-{
-_GLIBCXX_BEGIN_NAMESPACE_VERSION
-
-  /// @brief  Base class for ctype.
-  struct ctype_base
-  {
-    // Non-standard typedefs.
-    typedef const int* 		__to_type;
-
-    // NB: Offsets into ctype<char>::_M_table force a particular size
-    // on the mask type. Because of this, we don't use an enum.
-    typedef unsigned int 	mask;
-    static const mask upper    	= 1 << 0;
-    static const mask lower 	= 1 << 1;
-    static const mask alpha 	= 1 << 2;
-    static const mask digit 	= 1 << 3;
-    static const mask xdigit 	= 1 << 4;
-    static const mask space 	= 1 << 5;
-    static const mask print 	= 1 << 6;
-    static const mask graph 	= (1 << 2) | (1 << 3) | (1 << 9); // alnum|punct
-    static const mask cntrl 	= 1 << 8;
-    static const mask punct 	= 1 << 9;
-    static const mask alnum 	= (1 << 2) | (1 << 3);  // alpha|digit
-  };
-
-_GLIBCXX_END_NAMESPACE_VERSION
-} // namespace
diff --git a/libstdc++-v3/config/os/osf/ctype_configure_char.cc b/libstdc++-v3/config/os/osf/ctype_configure_char.cc
deleted file mode 100644
index 0daedf54356..00000000000
--- a/libstdc++-v3/config/os/osf/ctype_configure_char.cc
+++ /dev/null
@@ -1,99 +0,0 @@
-// Locale support -*- C++ -*-
-
-// Copyright (C) 2011 Free Software Foundation, Inc.
-//
-// This file is part of the GNU ISO C++ Library.  This library is free
-// software; you can redistribute it and/or modify it under the
-// terms of the GNU General Public License as published by the
-// Free Software Foundation; either version 3, or (at your option)
-// any later version.
-
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// Under Section 7 of GPL version 3, you are granted additional
-// permissions described in the GCC Runtime Library Exception, version
-// 3.1, as published by the Free Software Foundation.
-
-// You should have received a copy of the GNU General Public License and
-// a copy of the GCC Runtime Library Exception along with this program;
-// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-// <http://www.gnu.org/licenses/>.
-
-/** @file ctype_configure_char.cc */
-
-//
-// ISO C++ 14882: 22.1  Locales
-//
-
-#include <locale>
-#include <cstdlib>
-#include <cstring>
-
-namespace std _GLIBCXX_VISIBILITY(default)
-{
-_GLIBCXX_BEGIN_NAMESPACE_VERSION
-
-// Information as gleaned from /usr/include/ctype.h
-
-  const ctype_base::mask*
-  ctype<char>::classic_table() throw()
-  { return 0; }
-
-  ctype<char>::ctype(__c_locale, const mask* __table, bool __del, 
-		     size_t __refs) 
-  : facet(__refs), _M_del(__table != 0 && __del), 
-  _M_toupper(NULL), _M_tolower(NULL), 
-  _M_table(__table ? __table : classic_table()) 
-  { 
-    memset(_M_widen, 0, sizeof(_M_widen));
-    _M_widen_ok = 0;
-    memset(_M_narrow, 0, sizeof(_M_narrow));
-    _M_narrow_ok = 0;
-  }
-
-  ctype<char>::ctype(const mask* __table, bool __del, size_t __refs) 
-  : facet(__refs), _M_del(__table != 0 && __del), 
-  _M_toupper(NULL), _M_tolower(NULL), 
-  _M_table(__table ? __table : classic_table())
-  { 
-    memset(_M_widen, 0, sizeof(_M_widen));
-    _M_widen_ok = 0;
-    memset(_M_narrow, 0, sizeof(_M_narrow));
-    _M_narrow_ok = 0;
-  }
-
-  char
-  ctype<char>::do_toupper(char __c) const
-  { return ::toupper((int) __c); }
-
-  const char*
-  ctype<char>::do_toupper(char* __low, const char* __high) const
-  {
-    while (__low < __high)
-      {
-	*__low = ::toupper((int) *__low);
-	++__low;
-      }
-    return __high;
-  }
-
-  char
-  ctype<char>::do_tolower(char __c) const
-  { return ::tolower((int) __c); }
-
-  const char* 
-  ctype<char>::do_tolower(char* __low, const char* __high) const
-  {
-    while (__low < __high)
-      {
-	*__low = ::tolower((int) *__low);
-	++__low;
-      }
-    return __high;
-  }
-
-_GLIBCXX_END_NAMESPACE_VERSION
-} // namespace
diff --git a/libstdc++-v3/config/os/osf/ctype_inline.h b/libstdc++-v3/config/os/osf/ctype_inline.h
deleted file mode 100644
index ae54f2968be..00000000000
--- a/libstdc++-v3/config/os/osf/ctype_inline.h
+++ /dev/null
@@ -1,168 +0,0 @@
-// Locale support -*- C++ -*-
-
-// Copyright (C) 2000, 2003, 2009, 2010 Free Software Foundation, Inc.
-//
-// This file is part of the GNU ISO C++ Library.  This library is free
-// software; you can redistribute it and/or modify it under the
-// terms of the GNU General Public License as published by the
-// Free Software Foundation; either version 3, or (at your option)
-// any later version.
-
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// Under Section 7 of GPL version 3, you are granted additional
-// permissions described in the GCC Runtime Library Exception, version
-// 3.1, as published by the Free Software Foundation.
-
-// You should have received a copy of the GNU General Public License and
-// a copy of the GCC Runtime Library Exception along with this program;
-// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-// <http://www.gnu.org/licenses/>.
-
-/** @file bits/ctype_inline.h
- *  This is an internal header file, included by other library headers.
- *  Do not attempt to use it directly. @headername{locale}
- */
-
-//
-// ISO C++ 14882: 22.1  Locales
-//
-  
-// ctype bits to be inlined go here. Non-inlinable (ie virtual do_*)
-// functions go in ctype.cc
-  
-// The following definitions are portable, but insanely slow. If one
-// cares at all about performance, then specialized ctype
-// functionality should be added for the native os in question: see
-// the config/os/bits/ctype_*.h files.
-
-// Constructing a synthetic "C" table should be seriously considered...
-
-namespace std _GLIBCXX_VISIBILITY(default)
-{
-_GLIBCXX_BEGIN_NAMESPACE_VERSION
-
-  bool
-  ctype<char>::
-  is(mask __m, char __c) const
-  { 
-    if (_M_table)
-      return _M_table[static_cast<unsigned char>(__c)] & __m;
-    else
-      {
-	bool __ret = false;
-	const size_t __bitmasksize = 15; 
-	size_t __bitcur = 0; // Lowest bitmask in ctype_base == 0
-	for (; __bitcur <= __bitmasksize; ++__bitcur)
-	  {
-	    const mask __bit = static_cast<mask>(1 << __bitcur);
-	    if (__m & __bit)
-	      {
-		bool __testis;
-		switch (__bit)
-		  {
-		  case space:
-		    __testis = isspace(__c);
-		    break;
-		  case print:
-		    __testis = isprint(__c);
-		    break;
-		  case cntrl:
-		    __testis = iscntrl(__c);
-		    break;
-		  case upper:
-		    __testis = isupper(__c);
-		    break;
-		  case lower:
-		    __testis = islower(__c);
-		    break;
-		  case alpha:
-		    __testis = isalpha(__c);
-		    break;
-		  case digit:
-		    __testis = isdigit(__c);
-		    break;
-		  case punct:
-		    __testis = ispunct(__c);
-		    break;
-		  case xdigit:
-		    __testis = isxdigit(__c);
-		    break;
-		  case alnum:
-		    __testis = isalnum(__c);
-		    break;
-		  case graph:
-		    __testis = isgraph(__c);
-		    break;
-		  default:
-		    __testis = false;
-		    break;
-		  }
-		__ret |= __testis;
-	      }
-	  }
-	return __ret;
-      }
-  }
-   
-  const char*
-  ctype<char>::
-  is(const char* __low, const char* __high, mask* __vec) const
-  {
-    if (_M_table)
-      while (__low < __high)
-	*__vec++ = _M_table[static_cast<unsigned char>(*__low++)];
-    else
-      {
-	// Highest bitmask in ctype_base == 10.
-	const size_t __bitmasksize = 15; 
-	for (;__low < __high; ++__vec, ++__low)
-	  {
-	    mask __m = 0;
-	    // Lowest bitmask in ctype_base == 0
-	    size_t __i = 0; 
-	    for (;__i <= __bitmasksize; ++__i)
-	      {
-		const mask __bit = static_cast<mask>(1 << __i);
-		if (this->is(__bit, *__low))
-		  __m |= __bit;
-	      }
-	    *__vec = __m;
-	  }
-      }
-    return __high;
-  }
-
-  const char*
-  ctype<char>::
-  scan_is(mask __m, const char* __low, const char* __high) const
-  {
-    if (_M_table)
-      while (__low < __high
-	     && !(_M_table[static_cast<unsigned char>(*__low)] & __m))
-	++__low;
-    else
-      while (__low < __high && !this->is(__m, *__low))
-	++__low;
-    return __low;
-  }
-
-  const char*
-  ctype<char>::
-  scan_not(mask __m, const char* __low, const char* __high) const
-  {
-    if (_M_table)
-      while (__low < __high
-	     && (_M_table[static_cast<unsigned char>(*__low)] & __m) != 0)
-	++__low;
-    else
-      while (__low < __high && this->is(__m, *__low) != 0)
-	++__low;
-    return __low;
-  }
-
-_GLIBCXX_END_NAMESPACE_VERSION
-} // namespace
diff --git a/libstdc++-v3/config/os/osf/error_constants.h b/libstdc++-v3/config/os/osf/error_constants.h
deleted file mode 100644
index 88ea56506c2..00000000000
--- a/libstdc++-v3/config/os/osf/error_constants.h
+++ /dev/null
@@ -1,178 +0,0 @@
-// Specific definitions for generic platforms  -*- C++ -*-
-
-// Copyright (C) 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
-//
-// This file is part of the GNU ISO C++ Library.  This library is free
-// software; you can redistribute it and/or modify it under the
-// terms of the GNU General Public License as published by the
-// Free Software Foundation; either version 3, or (at your option)
-// any later version.
-
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// Under Section 7 of GPL version 3, you are granted additional
-// permissions described in the GCC Runtime Library Exception, version
-// 3.1, as published by the Free Software Foundation.
-
-// You should have received a copy of the GNU General Public License and
-// a copy of the GCC Runtime Library Exception along with this program;
-// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-// <http://www.gnu.org/licenses/>.
-
-/** @file bits/error_constants.h
- *  This is an internal header file, included by other library headers.
- *  Do not attempt to use it directly. @headername{system_error}
- */
-
-#ifndef _GLIBCXX_ERROR_CONSTANTS
-#define _GLIBCXX_ERROR_CONSTANTS 1
-
-#include <bits/c++config.h>
-#include <cerrno>
-
-namespace std _GLIBCXX_VISIBILITY(default)
-{
-_GLIBCXX_BEGIN_NAMESPACE_VERSION
-
-  enum class errc
-    {
-      address_family_not_supported = 		EAFNOSUPPORT,
-      address_in_use = 				EADDRINUSE,
-      address_not_available = 			EADDRNOTAVAIL,
-      already_connected = 			EISCONN,
-      argument_list_too_long = 			E2BIG,
-      argument_out_of_domain = 			EDOM,
-      bad_address = 				EFAULT,
-      bad_file_descriptor = 			EBADF,
-
-#ifdef _GLIBCXX_HAVE_EBADMSG
-      bad_message = 				EBADMSG,
-#endif
-
-      broken_pipe = 				EPIPE,
-      connection_aborted = 			ECONNABORTED,
-      connection_already_in_progress = 		EALREADY,
-      connection_refused = 			ECONNREFUSED,
-      connection_reset = 			ECONNRESET,
-      cross_device_link = 			EXDEV,
-      destination_address_required = 		EDESTADDRREQ,
-      device_or_resource_busy = 		EBUSY,
-      directory_not_empty = 			ENOTEMPTY,
-      executable_format_error = 		ENOEXEC,
-      file_exists = 	       			EEXIST,
-      file_too_large = 				EFBIG,
-      filename_too_long = 			ENAMETOOLONG,
-      function_not_supported = 			ENOSYS,
-      host_unreachable = 			EHOSTUNREACH,
-
-#ifdef _GLIBCXX_HAVE_EIDRM
-      identifier_removed = 			EIDRM,
-#endif
-
-      illegal_byte_sequence = 			EILSEQ,
-      inappropriate_io_control_operation = 	ENOTTY,
-      interrupted = 				EINTR,
-      invalid_argument = 			EINVAL,
-      invalid_seek = 				ESPIPE,
-      io_error = 				EIO,
-      is_a_directory = 				EISDIR,
-      message_size = 				EMSGSIZE,
-      network_down = 				ENETDOWN,
-      network_reset = 				ENETRESET,
-      network_unreachable = 			ENETUNREACH,
-      no_buffer_space = 			ENOBUFS,
-      no_child_process = 			ECHILD,
-
-#ifdef _GLIBCXX_HAVE_ENOLINK
-      no_link = 				ENOLINK,
-#endif
-
-      no_lock_available = 			ENOLCK,
-
-#ifdef _GLIBCXX_HAVE_ENODATA
-      no_message_available = 			ENODATA, 
-#endif
-
-      no_message = 				ENOMSG, 
-      no_protocol_option = 			ENOPROTOOPT,
-      no_space_on_device = 			ENOSPC,
-
-#ifdef _GLIBCXX_HAVE_ENOSR
-      no_stream_resources = 			ENOSR,
-#endif
-
-      no_such_device_or_address = 		ENXIO,
-      no_such_device = 				ENODEV,
-      no_such_file_or_directory = 		ENOENT,
-      no_such_process = 			ESRCH,
-      not_a_directory = 			ENOTDIR,
-      not_a_socket = 				ENOTSOCK,
-
-#ifdef _GLIBCXX_HAVE_ENOSTR
-      not_a_stream = 				ENOSTR,
-#endif
-
-      not_connected = 				ENOTCONN,
-      not_enough_memory = 			ENOMEM,
-
-#ifdef _GLIBCXX_HAVE_ENOTSUP
-      not_supported = 				ENOTSUP,
-#endif
-
-#ifdef _GLIBCXX_HAVE_ECANCELED
-      operation_canceled = 			ECANCELED,
-#endif
-
-      operation_in_progress = 			EINPROGRESS,
-      operation_not_permitted = 		EPERM,
-      operation_not_supported = 		EOPNOTSUPP,
-      operation_would_block = 			EWOULDBLOCK,
-
-#ifdef _GLIBCXX_HAVE_EOWNERDEAD
-      owner_dead = 				EOWNERDEAD,
-#endif
-
-      permission_denied = 			EACCES,
-
-#ifdef _GLIBCXX_HAVE_EPROTO
-      protocol_error = 				EPROTO,
-#endif
-
-      protocol_not_supported = 			EPROTONOSUPPORT,
-      read_only_file_system = 			EROFS,
-      resource_deadlock_would_occur = 		EDEADLK,
-      resource_unavailable_try_again = 		EAGAIN,
-      result_out_of_range = 			ERANGE,
-
-#ifdef _GLIBCXX_HAVE_ENOTRECOVERABLE
-      state_not_recoverable = 			ENOTRECOVERABLE,
-#endif
-
-#ifdef _GLIBCXX_HAVE_ETIME
-      stream_timeout = 				ETIME,
-#endif
-
-#ifdef _GLIBCXX_HAVE_ETXTBSY
-      text_file_busy = 				ETXTBSY,
-#endif
-
-      timed_out = 				ETIMEDOUT,
-      too_many_files_open_in_system = 		ENFILE,
-      too_many_files_open = 			EMFILE,
-      too_many_links = 				EMLINK,
-      too_many_symbolic_link_levels = 		ELOOP,
-
-#ifdef _GLIBCXX_HAVE_EOVERFLOW
-      value_too_large = 			EOVERFLOW,
-#endif
-
-      wrong_protocol_type = 			EPROTOTYPE
-    };
-
-_GLIBCXX_END_NAMESPACE_VERSION
-} // namespace
-
-#endif
diff --git a/libstdc++-v3/config/os/osf/os_defines.h b/libstdc++-v3/config/os/osf/os_defines.h
deleted file mode 100644
index 68c278d87bc..00000000000
--- a/libstdc++-v3/config/os/osf/os_defines.h
+++ /dev/null
@@ -1,41 +0,0 @@
-// Specific definitions for Tru64 UNIX  -*- C++ -*-
-
-// Copyright (C) 2000, 2009, 2010, 2012 Free Software Foundation, Inc.
-//
-// This file is part of the GNU ISO C++ Library.  This library is free
-// software; you can redistribute it and/or modify it under the
-// terms of the GNU General Public License as published by the
-// Free Software Foundation; either version 3, or (at your option)
-// any later version.
-
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// Under Section 7 of GPL version 3, you are granted additional
-// permissions described in the GCC Runtime Library Exception, version
-// 3.1, as published by the Free Software Foundation.
-
-// You should have received a copy of the GNU General Public License and
-// a copy of the GCC Runtime Library Exception along with this program;
-// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-// <http://www.gnu.org/licenses/>.
-
-/** @file bits/os_defines.h
- *  This is an internal header file, included by other library headers.
- *  Do not attempt to use it directly. @headername{iosfwd}
- */
-
-#ifndef _GLIBCXX_OS_DEFINES
-#define _GLIBCXX_OS_DEFINES 1
-
-// System-specific #define, typedefs, corrections, etc, go here.  This
-// file will come before all others.
-
-// Tru64 UNIX requires using pthread_mutex_init()/pthread_cond_init() to
-// initialized non-statically allocated mutexes/condvars.
-#define _GTHREAD_USE_MUTEX_INIT_FUNC
-#define _GTHREAD_USE_COND_INIT_FUNC
-
-#endif