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