config-ml.in: Remove references to GCJ.

<toplevel>

2016-11-15  Matthias Klose  <doko@ubuntu.com>

	* config-ml.in: Remove references to GCJ.
	* configure.ac: Likewise.
	* configure: Regenerate.

config/

2016-11-15  Matthias Klose  <doko@ubuntu.com>

	multi.m4: Don't set GCJ.

gcc/

2016-11-15  Matthias Klose  <doko@ubuntu.com>

	* doc/install.texi: Remove references to gcj/libjava.
	* doc/invoke.texi: Likewise.

*/ (where necessary)

2016-11-15  Matthias Klose  <doko@ubuntu.com>

	* configure: Regenerate.

From-SVN: r242433

2 files changed, 95 insertions, 52 deletions

diff --git a/libgo/aclocal.m4 b/libgo/aclocal.m4
index aefbad2..4b55408 100644
--- a/libgo/aclocal.m4
+++ b/libgo/aclocal.m4
@@ -579,6 +579,27 @@ if test x"${install_sh}" != xset; then
 fi
 AC_SUBST(install_sh)])
 
+# Copyright (C) 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 2
+
+# Check whether the underlying file-system supports filenames
+# with a leading dot.  For instance MS-DOS doesn't.
+AC_DEFUN([AM_SET_LEADING_DOT],
+[rm -rf .tst 2>/dev/null
+mkdir .tst 2>/dev/null
+if test -d .tst; then
+  am__leading_dot=.
+else
+  am__leading_dot=_
+fi
+rmdir .tst 2>/dev/null
+AC_SUBST([am__leading_dot])])
+
 # Add --enable-maintainer-mode option to configure.         -*- Autoconf -*-
 # From Jim Meyering
 
@@ -743,6 +764,74 @@ case $mkdir_p in
 esac
 ])
 
+# Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2012
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 6
+
+# AM_ENABLE_MULTILIB([MAKEFILE], [REL-TO-TOP-SRCDIR])
+# ---------------------------------------------------
+# Add --enable-multilib to configure.
+AC_DEFUN([AM_ENABLE_MULTILIB],
+[m4_warn([obsolete], [$0 will be removed from Automake core soon.
+Files implementing the "multilib" feature are (and will remain) available
+to the 'contrib/' directory in the Automake distribution.])]dnl
+[# Default to --enable-multilib
+AC_ARG_ENABLE(multilib,
+[  --enable-multilib       build many library versions (default)],
+[case "$enableval" in
+  yes) multilib=yes ;;
+  no)  multilib=no ;;
+  *)   AC_MSG_ERROR([bad value $enableval for multilib option]) ;;
+ esac],
+	      [multilib=yes])
+
+# We may get other options which we leave undocumented:
+# --with-target-subdir, --with-multisrctop, --with-multisubdir
+# See config-ml.in if you want the gory details.
+
+if test "$srcdir" = "."; then
+  if test "$with_target_subdir" != "."; then
+    multi_basedir="$srcdir/$with_multisrctop../$2"
+  else
+    multi_basedir="$srcdir/$with_multisrctop$2"
+  fi
+else
+  multi_basedir="$srcdir/$2"
+fi
+AC_SUBST(multi_basedir)
+
+# Even if the default multilib is not a cross compilation,
+# it may be that some of the other multilibs are.
+if test $cross_compiling = no && test $multilib = yes \
+   && test "x${with_multisubdir}" != x ; then
+   cross_compiling=maybe
+fi
+
+AC_OUTPUT_COMMANDS([
+# Only add multilib support code if we just rebuilt the top-level
+# Makefile.
+case " $CONFIG_FILES " in
+ *" ]m4_default([$1],Makefile)[ "*)
+   ac_file=]m4_default([$1],Makefile)[ . ${multi_basedir}/config-ml.in
+   ;;
+esac],
+		   [
+srcdir="$srcdir"
+host="$host"
+target="$target"
+with_multisubdir="$with_multisubdir"
+with_multisrctop="$with_multisrctop"
+with_target_subdir="$with_target_subdir"
+ac_configure_args="${multilib_arg} ${ac_configure_args}"
+multi_basedir="$multi_basedir"
+CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
+CC="$CC"])])dnl
+
 # Helper functions for option handling.                     -*- Autoconf -*-
 
 # Copyright (C) 2001, 2002, 2003, 2005, 2008, 2010 Free Software
@@ -988,11 +1077,6 @@ AC_SUBST([am__tar])
 AC_SUBST([am__untar])
 ]) # _AM_PROG_TAR
 
-m4_include([../config/depstand.m4])
-m4_include([../config/lead-dot.m4])
-m4_include([../config/multi.m4])
-m4_include([../config/override.m4])
-m4_include([../config/unwind_ipinfo.m4])
 m4_include([config/go.m4])
 m4_include([config/libtool.m4])
 m4_include([config/ltoptions.m4])
diff --git a/libgo/configure b/libgo/configure
index adabb74..d4ed950 100755
--- a/libgo/configure
+++ b/libgo/configure
@@ -808,7 +808,6 @@ enable_werror
 enable_version_specific_runtime_libs
 with_libffi
 with_libatomic
-with_system_libunwind
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1458,7 +1457,6 @@ Optional Packages:
                           both]
   --without-libffi        don't use libffi
   --without-libatomic     don't use libatomic
-  --with-system-libunwind use installed libunwind
 
 Some influential environment variables:
   CC          C compiler command
@@ -2483,9 +2481,6 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
-
-
-
 ac_config_headers="$ac_config_headers config.h"
 
 
@@ -3470,10 +3465,12 @@ done
 
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-
+#include <stdio.h>
 int
 main ()
 {
+FILE *f = fopen ("conftest.out", "w");
+ return ferror (f) || fclose (f) != 0;
 
   ;
   return 0;
@@ -11101,7 +11098,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11104 "configure"
+#line 11101 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11207,7 +11204,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11210 "configure"
+#line 11207 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -14672,42 +14669,7 @@ $as_echo "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h
  esac
 
 
-
-
-# Check whether --with-system-libunwind was given.
-if test "${with_system_libunwind+set}" = set; then :
-  withval=$with_system_libunwind;
-fi
-
-  # If system-libunwind was not specifically set, pick a default setting.
-  if test x$with_system_libunwind = x; then
-    case ${target} in
-      ia64-*-hpux*) with_system_libunwind=yes ;;
-      *) with_system_libunwind=no ;;
-    esac
-  fi
-  # Based on system-libunwind and target, do we have ipinfo?
-  if  test x$with_system_libunwind = xyes; then
-    case ${target} in
-      ia64-*-*) have_unwind_getipinfo=no ;;
-      *) have_unwind_getipinfo=yes ;;
-    esac
-  else
-    # Darwin before version 9 does not have _Unwind_GetIPInfo.
-
-    case ${target} in
-      *-*-darwin[3-8]|*-*-darwin[3-8].*) have_unwind_getipinfo=no ;;
-      *) have_unwind_getipinfo=yes ;;
-    esac
-
-  fi
-
-  if test x$have_unwind_getipinfo = xyes; then
-
-$as_echo "#define HAVE_GETIPINFO 1" >>confdefs.h
-
-  fi
-
+GCC_CHECK_UNWIND_GETIPINFO
 
 for ac_header in port.h sched.h semaphore.h sys/file.h sys/mman.h syscall.h sys/epoll.h sys/event.h sys/inotify.h sys/ptrace.h sys/syscall.h sys/user.h sys/utsname.h sys/select.h sys/socket.h net/if.h net/if_arp.h net/route.h netpacket/packet.h sys/prctl.h sys/mount.h sys/vfs.h sys/statfs.h sys/timex.h sys/sysinfo.h utime.h linux/ether.h linux/fs.h linux/reboot.h netinet/icmp6.h netinet/in_syst.h netinet/ip.h netinet/ip_mroute.h netinet/if_ether.h
 do :
@@ -16293,9 +16255,6 @@ ac_configure_args="${multilib_arg} ${ac_configure_args}"
 multi_basedir="$multi_basedir"
 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
 CC="$CC"
-CXX="$CXX"
-GFORTRAN="$GFORTRAN"
-GCJ="$GCJ"
 AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"