diff --git a/ChangeLog b/ChangeLog
index 8b16b0901..23cf56b96 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2013-08-12  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
+
+	* configure.ac: Sync with GCC repo.
+	* Makefile.def: Ditto.
+	* configure: Regenerate.
+	* Makefile.in: Ditto.
+
 2013-07-22  Joel Brobecker  <brobecker@adacore.com>
 
 	* src-release (VER): Use $(TOOL)/common/create-version.sh
@@ -12,8 +19,8 @@
 
 2013-06-01  George Thomas <george.thomas@atmel.com>
 
-        * include/opcode/avr.h: Rename AVR_ISA_XCH to AVR_ISA_RMW. Remove
-        from AVR_ISA_XMEGA and add new AVR_ISA_XMEGAU
+	* include/opcode/avr.h: Rename AVR_ISA_XCH to AVR_ISA_RMW. Remove
+	from AVR_ISA_XMEGA and add new AVR_ISA_XMEGAU
 
 2013-05-06  Sandra Loosemore  <sandra@codesourcery.com>
 
diff --git a/Makefile.def b/Makefile.def
index 90d9653d5..3ba1a5b9a 100644
--- a/Makefile.def
+++ b/Makefile.def
@@ -4,8 +4,7 @@ AutoGen definitions Makefile.tpl;
 // Makefile.in is generated from Makefile.tpl by 'autogen Makefile.def'.
 // This file was originally written by Nathanael Nerode.
 //
-//   Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
-//   Free Software Foundation
+//   Copyright 2002-2013 Free Software Foundation
 //
 // This file is free software; you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -123,6 +122,10 @@ target_modules = { module= libsanitizer;
 		   bootstrap=true;
 		   lib_path=.libs;
 		   raw_cxx=true; };
+target_modules = { module= libvtv;
+		   bootstrap=true;
+		   lib_path=.libs;
+		   raw_cxx=true; };
 target_modules = { module= libssp; lib_path=.libs; };
 target_modules = { module= newlib; };
 target_modules = { module= libgcc; bootstrap=true; no_check=true; };
@@ -516,6 +519,7 @@ dependencies = { module=configure-target-libobjc; on=configure-target-boehm-gc;
 dependencies = { module=all-target-libobjc; on=all-target-boehm-gc; };
 dependencies = { module=configure-target-libstdc++-v3; on=configure-target-libgomp; };
 dependencies = { module=configure-target-libsanitizer; on=all-target-libstdc++-v3; };
+dependencies = { module=configure-target-libvtv; on=all-target-libstdc++-v3; };
 // parallel_list.o and parallel_settings.o depend on omp.h, which is
 // generated by the libgomp configure.  Unfortunately, due to the use of
 //  recursive make, we can't be that specific.
@@ -526,6 +530,8 @@ dependencies = { module=install-target-libgfortran; on=install-target-libquadmat
 dependencies = { module=install-target-libgfortran; on=install-target-libgcc; };
 dependencies = { module=install-target-libsanitizer; on=install-target-libstdc++-v3; };
 dependencies = { module=install-target-libsanitizer; on=install-target-libgcc; };
+dependencies = { module=install-target-libvtv; on=install-target-libstdc++-v3; };
+dependencies = { module=install-target-libvtv; on=install-target-libgcc; };
 dependencies = { module=install-target-libjava; on=install-target-libgcc; };
 dependencies = { module=install-target-libitm; on=install-target-libgcc; };
 dependencies = { module=install-target-libobjc; on=install-target-libgcc; };
diff --git a/Makefile.in b/Makefile.in
index bfbaf0341..a13771d40 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -575,7 +575,7 @@ all:
 
 # This is the list of directories that may be needed in RPATH_ENVVAR
 # so that programs built for the target machine work.
-TARGET_LIB_PATH = $(TARGET_LIB_PATH_libstdc++-v3)$(TARGET_LIB_PATH_libmudflap)$(TARGET_LIB_PATH_libsanitizer)$(TARGET_LIB_PATH_libssp)$(TARGET_LIB_PATH_libgomp)$(TARGET_LIB_PATH_libitm)$(TARGET_LIB_PATH_libatomic)$(HOST_LIB_PATH_gcc)
+TARGET_LIB_PATH = $(TARGET_LIB_PATH_libstdc++-v3)$(TARGET_LIB_PATH_libmudflap)$(TARGET_LIB_PATH_libsanitizer)$(TARGET_LIB_PATH_libvtv)$(TARGET_LIB_PATH_libssp)$(TARGET_LIB_PATH_libgomp)$(TARGET_LIB_PATH_libitm)$(TARGET_LIB_PATH_libatomic)$(HOST_LIB_PATH_gcc)
 
 @if target-libstdc++-v3
 TARGET_LIB_PATH_libstdc++-v3 = $$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs:
@@ -589,6 +589,10 @@ TARGET_LIB_PATH_libmudflap = $$r/$(TARGET_SUBDIR)/libmudflap/.libs:
 TARGET_LIB_PATH_libsanitizer = $$r/$(TARGET_SUBDIR)/libsanitizer/.libs:
 @endif target-libsanitizer
 
+@if target-libvtv
+TARGET_LIB_PATH_libvtv = $$r/$(TARGET_SUBDIR)/libvtv/.libs:
+@endif target-libvtv
+
 @if target-libssp
 TARGET_LIB_PATH_libssp = $$r/$(TARGET_SUBDIR)/libssp/.libs:
 @endif target-libssp
@@ -925,6 +929,7 @@ configure-target:  \
     maybe-configure-target-libstdc++-v3 \
     maybe-configure-target-libmudflap \
     maybe-configure-target-libsanitizer \
+    maybe-configure-target-libvtv \
     maybe-configure-target-libssp \
     maybe-configure-target-newlib \
     maybe-configure-target-libgcc \
@@ -1076,6 +1081,9 @@ all-target: maybe-all-target-libmudflap
 @if target-libsanitizer-no-bootstrap
 all-target: maybe-all-target-libsanitizer
 @endif target-libsanitizer-no-bootstrap
+@if target-libvtv-no-bootstrap
+all-target: maybe-all-target-libvtv
+@endif target-libvtv-no-bootstrap
 all-target: maybe-all-target-libssp
 all-target: maybe-all-target-newlib
 @if target-libgcc-no-bootstrap
@@ -1167,6 +1175,7 @@ info-host: maybe-info-lto-plugin
 info-target: maybe-info-target-libstdc++-v3
 info-target: maybe-info-target-libmudflap
 info-target: maybe-info-target-libsanitizer
+info-target: maybe-info-target-libvtv
 info-target: maybe-info-target-libssp
 info-target: maybe-info-target-newlib
 info-target: maybe-info-target-libgcc
@@ -1249,6 +1258,7 @@ dvi-host: maybe-dvi-lto-plugin
 dvi-target: maybe-dvi-target-libstdc++-v3
 dvi-target: maybe-dvi-target-libmudflap
 dvi-target: maybe-dvi-target-libsanitizer
+dvi-target: maybe-dvi-target-libvtv
 dvi-target: maybe-dvi-target-libssp
 dvi-target: maybe-dvi-target-newlib
 dvi-target: maybe-dvi-target-libgcc
@@ -1331,6 +1341,7 @@ pdf-host: maybe-pdf-lto-plugin
 pdf-target: maybe-pdf-target-libstdc++-v3
 pdf-target: maybe-pdf-target-libmudflap
 pdf-target: maybe-pdf-target-libsanitizer
+pdf-target: maybe-pdf-target-libvtv
 pdf-target: maybe-pdf-target-libssp
 pdf-target: maybe-pdf-target-newlib
 pdf-target: maybe-pdf-target-libgcc
@@ -1413,6 +1424,7 @@ html-host: maybe-html-lto-plugin
 html-target: maybe-html-target-libstdc++-v3
 html-target: maybe-html-target-libmudflap
 html-target: maybe-html-target-libsanitizer
+html-target: maybe-html-target-libvtv
 html-target: maybe-html-target-libssp
 html-target: maybe-html-target-newlib
 html-target: maybe-html-target-libgcc
@@ -1495,6 +1507,7 @@ TAGS-host: maybe-TAGS-lto-plugin
 TAGS-target: maybe-TAGS-target-libstdc++-v3
 TAGS-target: maybe-TAGS-target-libmudflap
 TAGS-target: maybe-TAGS-target-libsanitizer
+TAGS-target: maybe-TAGS-target-libvtv
 TAGS-target: maybe-TAGS-target-libssp
 TAGS-target: maybe-TAGS-target-newlib
 TAGS-target: maybe-TAGS-target-libgcc
@@ -1577,6 +1590,7 @@ install-info-host: maybe-install-info-lto-plugin
 install-info-target: maybe-install-info-target-libstdc++-v3
 install-info-target: maybe-install-info-target-libmudflap
 install-info-target: maybe-install-info-target-libsanitizer
+install-info-target: maybe-install-info-target-libvtv
 install-info-target: maybe-install-info-target-libssp
 install-info-target: maybe-install-info-target-newlib
 install-info-target: maybe-install-info-target-libgcc
@@ -1659,6 +1673,7 @@ install-pdf-host: maybe-install-pdf-lto-plugin
 install-pdf-target: maybe-install-pdf-target-libstdc++-v3
 install-pdf-target: maybe-install-pdf-target-libmudflap
 install-pdf-target: maybe-install-pdf-target-libsanitizer
+install-pdf-target: maybe-install-pdf-target-libvtv
 install-pdf-target: maybe-install-pdf-target-libssp
 install-pdf-target: maybe-install-pdf-target-newlib
 install-pdf-target: maybe-install-pdf-target-libgcc
@@ -1741,6 +1756,7 @@ install-html-host: maybe-install-html-lto-plugin
 install-html-target: maybe-install-html-target-libstdc++-v3
 install-html-target: maybe-install-html-target-libmudflap
 install-html-target: maybe-install-html-target-libsanitizer
+install-html-target: maybe-install-html-target-libvtv
 install-html-target: maybe-install-html-target-libssp
 install-html-target: maybe-install-html-target-newlib
 install-html-target: maybe-install-html-target-libgcc
@@ -1823,6 +1839,7 @@ installcheck-host: maybe-installcheck-lto-plugin
 installcheck-target: maybe-installcheck-target-libstdc++-v3
 installcheck-target: maybe-installcheck-target-libmudflap
 installcheck-target: maybe-installcheck-target-libsanitizer
+installcheck-target: maybe-installcheck-target-libvtv
 installcheck-target: maybe-installcheck-target-libssp
 installcheck-target: maybe-installcheck-target-newlib
 installcheck-target: maybe-installcheck-target-libgcc
@@ -1905,6 +1922,7 @@ mostlyclean-host: maybe-mostlyclean-lto-plugin
 mostlyclean-target: maybe-mostlyclean-target-libstdc++-v3
 mostlyclean-target: maybe-mostlyclean-target-libmudflap
 mostlyclean-target: maybe-mostlyclean-target-libsanitizer
+mostlyclean-target: maybe-mostlyclean-target-libvtv
 mostlyclean-target: maybe-mostlyclean-target-libssp
 mostlyclean-target: maybe-mostlyclean-target-newlib
 mostlyclean-target: maybe-mostlyclean-target-libgcc
@@ -1987,6 +2005,7 @@ clean-host: maybe-clean-lto-plugin
 clean-target: maybe-clean-target-libstdc++-v3
 clean-target: maybe-clean-target-libmudflap
 clean-target: maybe-clean-target-libsanitizer
+clean-target: maybe-clean-target-libvtv
 clean-target: maybe-clean-target-libssp
 clean-target: maybe-clean-target-newlib
 clean-target: maybe-clean-target-libgcc
@@ -2069,6 +2088,7 @@ distclean-host: maybe-distclean-lto-plugin
 distclean-target: maybe-distclean-target-libstdc++-v3
 distclean-target: maybe-distclean-target-libmudflap
 distclean-target: maybe-distclean-target-libsanitizer
+distclean-target: maybe-distclean-target-libvtv
 distclean-target: maybe-distclean-target-libssp
 distclean-target: maybe-distclean-target-newlib
 distclean-target: maybe-distclean-target-libgcc
@@ -2151,6 +2171,7 @@ maintainer-clean-host: maybe-maintainer-clean-lto-plugin
 maintainer-clean-target: maybe-maintainer-clean-target-libstdc++-v3
 maintainer-clean-target: maybe-maintainer-clean-target-libmudflap
 maintainer-clean-target: maybe-maintainer-clean-target-libsanitizer
+maintainer-clean-target: maybe-maintainer-clean-target-libvtv
 maintainer-clean-target: maybe-maintainer-clean-target-libssp
 maintainer-clean-target: maybe-maintainer-clean-target-newlib
 maintainer-clean-target: maybe-maintainer-clean-target-libgcc
@@ -2288,6 +2309,7 @@ check-target:  \
     maybe-check-target-libstdc++-v3 \
     maybe-check-target-libmudflap \
     maybe-check-target-libsanitizer \
+    maybe-check-target-libvtv \
     maybe-check-target-libssp \
     maybe-check-target-newlib \
     maybe-check-target-libgcc \
@@ -2443,6 +2465,7 @@ install-target:  \
     maybe-install-target-libstdc++-v3 \
     maybe-install-target-libmudflap \
     maybe-install-target-libsanitizer \
+    maybe-install-target-libvtv \
     maybe-install-target-libssp \
     maybe-install-target-newlib \
     maybe-install-target-libgcc \
@@ -2545,6 +2568,7 @@ install-strip-target:  \
     maybe-install-strip-target-libstdc++-v3 \
     maybe-install-strip-target-libmudflap \
     maybe-install-strip-target-libsanitizer \
+    maybe-install-strip-target-libvtv \
     maybe-install-strip-target-libssp \
     maybe-install-strip-target-newlib \
     maybe-install-strip-target-libgcc \
@@ -33152,6 +33176,980 @@ maintainer-clean-target-libsanitizer:
 
 
 
+.PHONY: configure-target-libvtv maybe-configure-target-libvtv
+maybe-configure-target-libvtv:
+@if gcc-bootstrap
+configure-target-libvtv: stage_current
+@endif gcc-bootstrap
+@if target-libvtv
+maybe-configure-target-libvtv: configure-target-libvtv
+configure-target-libvtv: 
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	echo "Checking multilib configuration for libvtv..."; \
+	$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv ; \
+	$(CC_FOR_TARGET) --print-multi-lib > $(TARGET_SUBDIR)/libvtv/multilib.tmp 2> /dev/null ; \
+	if test -r $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	  if cmp -s $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	    rm -f $(TARGET_SUBDIR)/libvtv/multilib.tmp; \
+	  else \
+	    rm -f $(TARGET_SUBDIR)/libvtv/Makefile; \
+	    mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	  fi; \
+	else \
+	  mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	fi; \
+	test ! -f $(TARGET_SUBDIR)/libvtv/Makefile || exit 0; \
+	$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv ; \
+	$(RAW_CXX_TARGET_EXPORTS)  \
+	echo Configuring in $(TARGET_SUBDIR)/libvtv; \
+	cd "$(TARGET_SUBDIR)/libvtv" || exit 1; \
+	case $(srcdir) in \
+	  /* | [A-Za-z]:[\\/]*) topdir=$(srcdir) ;; \
+	  *) topdir=`echo $(TARGET_SUBDIR)/libvtv/ | \
+		sed -e 's,\./,,g' -e 's,[^/]*/,../,g' `$(srcdir) ;; \
+	esac; \
+	srcdiroption="--srcdir=$${topdir}/libvtv"; \
+	libsrcdir="$$s/libvtv"; \
+	rm -f no-such-file || : ; \
+	CONFIG_SITE=no-such-file $(SHELL) $${libsrcdir}/configure \
+	  $(TARGET_CONFIGARGS) --build=${build_alias} --host=${target_alias} \
+	  --target=${target_alias} $${srcdiroption}  \
+	  || exit 1
+@endif target-libvtv
+
+
+
+.PHONY: configure-stage1-target-libvtv maybe-configure-stage1-target-libvtv
+maybe-configure-stage1-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-configure-stage1-target-libvtv: configure-stage1-target-libvtv
+configure-stage1-target-libvtv:
+	@[ $(current_stage) = stage1 ] || $(MAKE) stage1-start
+	@$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGE1_TFLAGS)"; \
+	echo "Checking multilib configuration for libvtv..."; \
+	$(CC_FOR_TARGET) --print-multi-lib > $(TARGET_SUBDIR)/libvtv/multilib.tmp 2> /dev/null ; \
+	if test -r $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	  if cmp -s $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	    rm -f $(TARGET_SUBDIR)/libvtv/multilib.tmp; \
+	  else \
+	    rm -f $(TARGET_SUBDIR)/libvtv/Makefile; \
+	    mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	  fi; \
+	else \
+	  mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	fi; \
+	test ! -f $(TARGET_SUBDIR)/libvtv/Makefile || exit 0; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \
+	CXXFLAGS="$(CXXFLAGS_FOR_TARGET)"; export CXXFLAGS; \
+	LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)"; export LIBCFLAGS;  \
+	echo Configuring stage 1 in $(TARGET_SUBDIR)/libvtv ; \
+	$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv ; \
+	cd $(TARGET_SUBDIR)/libvtv || exit 1; \
+	case $(srcdir) in \
+	  /* | [A-Za-z]:[\\/]*) topdir=$(srcdir) ;; \
+	  *) topdir=`echo $(TARGET_SUBDIR)/libvtv/ | \
+		sed -e 's,\./,,g' -e 's,[^/]*/,../,g' `$(srcdir) ;; \
+	esac; \
+	srcdiroption="--srcdir=$${topdir}/libvtv"; \
+	libsrcdir="$$s/libvtv"; \
+	$(SHELL) $${libsrcdir}/configure \
+	  $(TARGET_CONFIGARGS) --build=${build_alias} --host=${target_alias} \
+	  --target=${target_alias} $${srcdiroption} \
+	  $(STAGE1_CONFIGURE_FLAGS)
+@endif target-libvtv-bootstrap
+
+.PHONY: configure-stage2-target-libvtv maybe-configure-stage2-target-libvtv
+maybe-configure-stage2-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-configure-stage2-target-libvtv: configure-stage2-target-libvtv
+configure-stage2-target-libvtv:
+	@[ $(current_stage) = stage2 ] || $(MAKE) stage2-start
+	@$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGE2_TFLAGS)"; \
+	echo "Checking multilib configuration for libvtv..."; \
+	$(CC_FOR_TARGET) --print-multi-lib > $(TARGET_SUBDIR)/libvtv/multilib.tmp 2> /dev/null ; \
+	if test -r $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	  if cmp -s $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	    rm -f $(TARGET_SUBDIR)/libvtv/multilib.tmp; \
+	  else \
+	    rm -f $(TARGET_SUBDIR)/libvtv/Makefile; \
+	    mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	  fi; \
+	else \
+	  mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	fi; \
+	test ! -f $(TARGET_SUBDIR)/libvtv/Makefile || exit 0; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	 \
+	CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \
+	CXXFLAGS="$(CXXFLAGS_FOR_TARGET)"; export CXXFLAGS; \
+	LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)"; export LIBCFLAGS;  \
+	echo Configuring stage 2 in $(TARGET_SUBDIR)/libvtv ; \
+	$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv ; \
+	cd $(TARGET_SUBDIR)/libvtv || exit 1; \
+	case $(srcdir) in \
+	  /* | [A-Za-z]:[\\/]*) topdir=$(srcdir) ;; \
+	  *) topdir=`echo $(TARGET_SUBDIR)/libvtv/ | \
+		sed -e 's,\./,,g' -e 's,[^/]*/,../,g' `$(srcdir) ;; \
+	esac; \
+	srcdiroption="--srcdir=$${topdir}/libvtv"; \
+	libsrcdir="$$s/libvtv"; \
+	$(SHELL) $${libsrcdir}/configure \
+	  $(TARGET_CONFIGARGS) --build=${build_alias} --host=${target_alias} \
+	  --target=${target_alias} $${srcdiroption} \
+	  --with-build-libsubdir=$(HOST_SUBDIR) \
+	  $(STAGE2_CONFIGURE_FLAGS)
+@endif target-libvtv-bootstrap
+
+.PHONY: configure-stage3-target-libvtv maybe-configure-stage3-target-libvtv
+maybe-configure-stage3-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-configure-stage3-target-libvtv: configure-stage3-target-libvtv
+configure-stage3-target-libvtv:
+	@[ $(current_stage) = stage3 ] || $(MAKE) stage3-start
+	@$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGE3_TFLAGS)"; \
+	echo "Checking multilib configuration for libvtv..."; \
+	$(CC_FOR_TARGET) --print-multi-lib > $(TARGET_SUBDIR)/libvtv/multilib.tmp 2> /dev/null ; \
+	if test -r $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	  if cmp -s $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	    rm -f $(TARGET_SUBDIR)/libvtv/multilib.tmp; \
+	  else \
+	    rm -f $(TARGET_SUBDIR)/libvtv/Makefile; \
+	    mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	  fi; \
+	else \
+	  mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	fi; \
+	test ! -f $(TARGET_SUBDIR)/libvtv/Makefile || exit 0; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	 \
+	CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \
+	CXXFLAGS="$(CXXFLAGS_FOR_TARGET)"; export CXXFLAGS; \
+	LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)"; export LIBCFLAGS;  \
+	echo Configuring stage 3 in $(TARGET_SUBDIR)/libvtv ; \
+	$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv ; \
+	cd $(TARGET_SUBDIR)/libvtv || exit 1; \
+	case $(srcdir) in \
+	  /* | [A-Za-z]:[\\/]*) topdir=$(srcdir) ;; \
+	  *) topdir=`echo $(TARGET_SUBDIR)/libvtv/ | \
+		sed -e 's,\./,,g' -e 's,[^/]*/,../,g' `$(srcdir) ;; \
+	esac; \
+	srcdiroption="--srcdir=$${topdir}/libvtv"; \
+	libsrcdir="$$s/libvtv"; \
+	$(SHELL) $${libsrcdir}/configure \
+	  $(TARGET_CONFIGARGS) --build=${build_alias} --host=${target_alias} \
+	  --target=${target_alias} $${srcdiroption} \
+	  --with-build-libsubdir=$(HOST_SUBDIR) \
+	  $(STAGE3_CONFIGURE_FLAGS)
+@endif target-libvtv-bootstrap
+
+.PHONY: configure-stage4-target-libvtv maybe-configure-stage4-target-libvtv
+maybe-configure-stage4-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-configure-stage4-target-libvtv: configure-stage4-target-libvtv
+configure-stage4-target-libvtv:
+	@[ $(current_stage) = stage4 ] || $(MAKE) stage4-start
+	@$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGE4_TFLAGS)"; \
+	echo "Checking multilib configuration for libvtv..."; \
+	$(CC_FOR_TARGET) --print-multi-lib > $(TARGET_SUBDIR)/libvtv/multilib.tmp 2> /dev/null ; \
+	if test -r $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	  if cmp -s $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	    rm -f $(TARGET_SUBDIR)/libvtv/multilib.tmp; \
+	  else \
+	    rm -f $(TARGET_SUBDIR)/libvtv/Makefile; \
+	    mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	  fi; \
+	else \
+	  mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	fi; \
+	test ! -f $(TARGET_SUBDIR)/libvtv/Makefile || exit 0; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	 \
+	CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \
+	CXXFLAGS="$(CXXFLAGS_FOR_TARGET)"; export CXXFLAGS; \
+	LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)"; export LIBCFLAGS;  \
+	echo Configuring stage 4 in $(TARGET_SUBDIR)/libvtv ; \
+	$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv ; \
+	cd $(TARGET_SUBDIR)/libvtv || exit 1; \
+	case $(srcdir) in \
+	  /* | [A-Za-z]:[\\/]*) topdir=$(srcdir) ;; \
+	  *) topdir=`echo $(TARGET_SUBDIR)/libvtv/ | \
+		sed -e 's,\./,,g' -e 's,[^/]*/,../,g' `$(srcdir) ;; \
+	esac; \
+	srcdiroption="--srcdir=$${topdir}/libvtv"; \
+	libsrcdir="$$s/libvtv"; \
+	$(SHELL) $${libsrcdir}/configure \
+	  $(TARGET_CONFIGARGS) --build=${build_alias} --host=${target_alias} \
+	  --target=${target_alias} $${srcdiroption} \
+	  --with-build-libsubdir=$(HOST_SUBDIR) \
+	  $(STAGE4_CONFIGURE_FLAGS)
+@endif target-libvtv-bootstrap
+
+.PHONY: configure-stageprofile-target-libvtv maybe-configure-stageprofile-target-libvtv
+maybe-configure-stageprofile-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-configure-stageprofile-target-libvtv: configure-stageprofile-target-libvtv
+configure-stageprofile-target-libvtv:
+	@[ $(current_stage) = stageprofile ] || $(MAKE) stageprofile-start
+	@$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGEprofile_TFLAGS)"; \
+	echo "Checking multilib configuration for libvtv..."; \
+	$(CC_FOR_TARGET) --print-multi-lib > $(TARGET_SUBDIR)/libvtv/multilib.tmp 2> /dev/null ; \
+	if test -r $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	  if cmp -s $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	    rm -f $(TARGET_SUBDIR)/libvtv/multilib.tmp; \
+	  else \
+	    rm -f $(TARGET_SUBDIR)/libvtv/Makefile; \
+	    mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	  fi; \
+	else \
+	  mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	fi; \
+	test ! -f $(TARGET_SUBDIR)/libvtv/Makefile || exit 0; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	 \
+	CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \
+	CXXFLAGS="$(CXXFLAGS_FOR_TARGET)"; export CXXFLAGS; \
+	LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)"; export LIBCFLAGS;  \
+	echo Configuring stage profile in $(TARGET_SUBDIR)/libvtv ; \
+	$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv ; \
+	cd $(TARGET_SUBDIR)/libvtv || exit 1; \
+	case $(srcdir) in \
+	  /* | [A-Za-z]:[\\/]*) topdir=$(srcdir) ;; \
+	  *) topdir=`echo $(TARGET_SUBDIR)/libvtv/ | \
+		sed -e 's,\./,,g' -e 's,[^/]*/,../,g' `$(srcdir) ;; \
+	esac; \
+	srcdiroption="--srcdir=$${topdir}/libvtv"; \
+	libsrcdir="$$s/libvtv"; \
+	$(SHELL) $${libsrcdir}/configure \
+	  $(TARGET_CONFIGARGS) --build=${build_alias} --host=${target_alias} \
+	  --target=${target_alias} $${srcdiroption} \
+	  --with-build-libsubdir=$(HOST_SUBDIR) \
+	  $(STAGEprofile_CONFIGURE_FLAGS)
+@endif target-libvtv-bootstrap
+
+.PHONY: configure-stagefeedback-target-libvtv maybe-configure-stagefeedback-target-libvtv
+maybe-configure-stagefeedback-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-configure-stagefeedback-target-libvtv: configure-stagefeedback-target-libvtv
+configure-stagefeedback-target-libvtv:
+	@[ $(current_stage) = stagefeedback ] || $(MAKE) stagefeedback-start
+	@$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGEfeedback_TFLAGS)"; \
+	echo "Checking multilib configuration for libvtv..."; \
+	$(CC_FOR_TARGET) --print-multi-lib > $(TARGET_SUBDIR)/libvtv/multilib.tmp 2> /dev/null ; \
+	if test -r $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	  if cmp -s $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; then \
+	    rm -f $(TARGET_SUBDIR)/libvtv/multilib.tmp; \
+	  else \
+	    rm -f $(TARGET_SUBDIR)/libvtv/Makefile; \
+	    mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	  fi; \
+	else \
+	  mv $(TARGET_SUBDIR)/libvtv/multilib.tmp $(TARGET_SUBDIR)/libvtv/multilib.out; \
+	fi; \
+	test ! -f $(TARGET_SUBDIR)/libvtv/Makefile || exit 0; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	 \
+	CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \
+	CXXFLAGS="$(CXXFLAGS_FOR_TARGET)"; export CXXFLAGS; \
+	LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)"; export LIBCFLAGS;  \
+	echo Configuring stage feedback in $(TARGET_SUBDIR)/libvtv ; \
+	$(SHELL) $(srcdir)/mkinstalldirs $(TARGET_SUBDIR)/libvtv ; \
+	cd $(TARGET_SUBDIR)/libvtv || exit 1; \
+	case $(srcdir) in \
+	  /* | [A-Za-z]:[\\/]*) topdir=$(srcdir) ;; \
+	  *) topdir=`echo $(TARGET_SUBDIR)/libvtv/ | \
+		sed -e 's,\./,,g' -e 's,[^/]*/,../,g' `$(srcdir) ;; \
+	esac; \
+	srcdiroption="--srcdir=$${topdir}/libvtv"; \
+	libsrcdir="$$s/libvtv"; \
+	$(SHELL) $${libsrcdir}/configure \
+	  $(TARGET_CONFIGARGS) --build=${build_alias} --host=${target_alias} \
+	  --target=${target_alias} $${srcdiroption} \
+	  --with-build-libsubdir=$(HOST_SUBDIR) \
+	  $(STAGEfeedback_CONFIGURE_FLAGS)
+@endif target-libvtv-bootstrap
+
+
+
+
+
+.PHONY: all-target-libvtv maybe-all-target-libvtv
+maybe-all-target-libvtv:
+@if gcc-bootstrap
+all-target-libvtv: stage_current
+@endif gcc-bootstrap
+@if target-libvtv
+TARGET-target-libvtv=all
+maybe-all-target-libvtv: all-target-libvtv
+all-target-libvtv: configure-target-libvtv
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS)  \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) $(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   \
+		$(TARGET-target-libvtv))
+@endif target-libvtv
+
+
+
+.PHONY: all-stage1-target-libvtv maybe-all-stage1-target-libvtv
+.PHONY: clean-stage1-target-libvtv maybe-clean-stage1-target-libvtv
+maybe-all-stage1-target-libvtv:
+maybe-clean-stage1-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-all-stage1-target-libvtv: all-stage1-target-libvtv
+all-stage1: all-stage1-target-libvtv
+TARGET-stage1-target-libvtv = $(TARGET-target-libvtv)
+all-stage1-target-libvtv: configure-stage1-target-libvtv
+	@[ $(current_stage) = stage1 ] || $(MAKE) stage1-start
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGE1_TFLAGS)"; \
+	$(RAW_CXX_TARGET_EXPORTS)  \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(BASE_FLAGS_TO_PASS) \
+		CFLAGS="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)" \
+		CFLAGS_FOR_TARGET="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS_FOR_TARGET="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS_FOR_TARGET="$(LIBCFLAGS_FOR_TARGET)" \
+		$(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'  \
+		  \
+		TFLAGS="$(STAGE1_TFLAGS)" \
+		$(TARGET-stage1-target-libvtv)
+
+maybe-clean-stage1-target-libvtv: clean-stage1-target-libvtv
+clean-stage1: clean-stage1-target-libvtv
+clean-stage1-target-libvtv:
+	@if [ $(current_stage) = stage1 ]; then \
+	  [ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0; \
+	else \
+	  [ -f $(TARGET_SUBDIR)/stage1-libvtv/Makefile ] || exit 0; \
+	  $(MAKE) stage1-start; \
+	fi; \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'  \
+	  clean
+@endif target-libvtv-bootstrap
+
+
+.PHONY: all-stage2-target-libvtv maybe-all-stage2-target-libvtv
+.PHONY: clean-stage2-target-libvtv maybe-clean-stage2-target-libvtv
+maybe-all-stage2-target-libvtv:
+maybe-clean-stage2-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-all-stage2-target-libvtv: all-stage2-target-libvtv
+all-stage2: all-stage2-target-libvtv
+TARGET-stage2-target-libvtv = $(TARGET-target-libvtv)
+all-stage2-target-libvtv: configure-stage2-target-libvtv
+	@[ $(current_stage) = stage2 ] || $(MAKE) stage2-start
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGE2_TFLAGS)"; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	  \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(BASE_FLAGS_TO_PASS) \
+		CFLAGS="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)" \
+		CFLAGS_FOR_TARGET="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS_FOR_TARGET="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS_FOR_TARGET="$(LIBCFLAGS_FOR_TARGET)" \
+		$(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   \
+		TFLAGS="$(STAGE2_TFLAGS)" \
+		$(TARGET-stage2-target-libvtv)
+
+maybe-clean-stage2-target-libvtv: clean-stage2-target-libvtv
+clean-stage2: clean-stage2-target-libvtv
+clean-stage2-target-libvtv:
+	@if [ $(current_stage) = stage2 ]; then \
+	  [ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0; \
+	else \
+	  [ -f $(TARGET_SUBDIR)/stage2-libvtv/Makefile ] || exit 0; \
+	  $(MAKE) stage2-start; \
+	fi; \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   clean
+@endif target-libvtv-bootstrap
+
+
+.PHONY: all-stage3-target-libvtv maybe-all-stage3-target-libvtv
+.PHONY: clean-stage3-target-libvtv maybe-clean-stage3-target-libvtv
+maybe-all-stage3-target-libvtv:
+maybe-clean-stage3-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-all-stage3-target-libvtv: all-stage3-target-libvtv
+all-stage3: all-stage3-target-libvtv
+TARGET-stage3-target-libvtv = $(TARGET-target-libvtv)
+all-stage3-target-libvtv: configure-stage3-target-libvtv
+	@[ $(current_stage) = stage3 ] || $(MAKE) stage3-start
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGE3_TFLAGS)"; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	  \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(BASE_FLAGS_TO_PASS) \
+		CFLAGS="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)" \
+		CFLAGS_FOR_TARGET="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS_FOR_TARGET="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS_FOR_TARGET="$(LIBCFLAGS_FOR_TARGET)" \
+		$(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   \
+		TFLAGS="$(STAGE3_TFLAGS)" \
+		$(TARGET-stage3-target-libvtv)
+
+maybe-clean-stage3-target-libvtv: clean-stage3-target-libvtv
+clean-stage3: clean-stage3-target-libvtv
+clean-stage3-target-libvtv:
+	@if [ $(current_stage) = stage3 ]; then \
+	  [ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0; \
+	else \
+	  [ -f $(TARGET_SUBDIR)/stage3-libvtv/Makefile ] || exit 0; \
+	  $(MAKE) stage3-start; \
+	fi; \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   clean
+@endif target-libvtv-bootstrap
+
+
+.PHONY: all-stage4-target-libvtv maybe-all-stage4-target-libvtv
+.PHONY: clean-stage4-target-libvtv maybe-clean-stage4-target-libvtv
+maybe-all-stage4-target-libvtv:
+maybe-clean-stage4-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-all-stage4-target-libvtv: all-stage4-target-libvtv
+all-stage4: all-stage4-target-libvtv
+TARGET-stage4-target-libvtv = $(TARGET-target-libvtv)
+all-stage4-target-libvtv: configure-stage4-target-libvtv
+	@[ $(current_stage) = stage4 ] || $(MAKE) stage4-start
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGE4_TFLAGS)"; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	  \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(BASE_FLAGS_TO_PASS) \
+		CFLAGS="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)" \
+		CFLAGS_FOR_TARGET="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS_FOR_TARGET="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS_FOR_TARGET="$(LIBCFLAGS_FOR_TARGET)" \
+		$(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   \
+		TFLAGS="$(STAGE4_TFLAGS)" \
+		$(TARGET-stage4-target-libvtv)
+
+maybe-clean-stage4-target-libvtv: clean-stage4-target-libvtv
+clean-stage4: clean-stage4-target-libvtv
+clean-stage4-target-libvtv:
+	@if [ $(current_stage) = stage4 ]; then \
+	  [ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0; \
+	else \
+	  [ -f $(TARGET_SUBDIR)/stage4-libvtv/Makefile ] || exit 0; \
+	  $(MAKE) stage4-start; \
+	fi; \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   clean
+@endif target-libvtv-bootstrap
+
+
+.PHONY: all-stageprofile-target-libvtv maybe-all-stageprofile-target-libvtv
+.PHONY: clean-stageprofile-target-libvtv maybe-clean-stageprofile-target-libvtv
+maybe-all-stageprofile-target-libvtv:
+maybe-clean-stageprofile-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-all-stageprofile-target-libvtv: all-stageprofile-target-libvtv
+all-stageprofile: all-stageprofile-target-libvtv
+TARGET-stageprofile-target-libvtv = $(TARGET-target-libvtv)
+all-stageprofile-target-libvtv: configure-stageprofile-target-libvtv
+	@[ $(current_stage) = stageprofile ] || $(MAKE) stageprofile-start
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGEprofile_TFLAGS)"; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	  \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(BASE_FLAGS_TO_PASS) \
+		CFLAGS="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)" \
+		CFLAGS_FOR_TARGET="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS_FOR_TARGET="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS_FOR_TARGET="$(LIBCFLAGS_FOR_TARGET)" \
+		$(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   \
+		TFLAGS="$(STAGEprofile_TFLAGS)" \
+		$(TARGET-stageprofile-target-libvtv)
+
+maybe-clean-stageprofile-target-libvtv: clean-stageprofile-target-libvtv
+clean-stageprofile: clean-stageprofile-target-libvtv
+clean-stageprofile-target-libvtv:
+	@if [ $(current_stage) = stageprofile ]; then \
+	  [ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0; \
+	else \
+	  [ -f $(TARGET_SUBDIR)/stageprofile-libvtv/Makefile ] || exit 0; \
+	  $(MAKE) stageprofile-start; \
+	fi; \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   clean
+@endif target-libvtv-bootstrap
+
+
+.PHONY: all-stagefeedback-target-libvtv maybe-all-stagefeedback-target-libvtv
+.PHONY: clean-stagefeedback-target-libvtv maybe-clean-stagefeedback-target-libvtv
+maybe-all-stagefeedback-target-libvtv:
+maybe-clean-stagefeedback-target-libvtv:
+@if target-libvtv-bootstrap
+maybe-all-stagefeedback-target-libvtv: all-stagefeedback-target-libvtv
+all-stagefeedback: all-stagefeedback-target-libvtv
+TARGET-stagefeedback-target-libvtv = $(TARGET-target-libvtv)
+all-stagefeedback-target-libvtv: configure-stagefeedback-target-libvtv
+	@[ $(current_stage) = stagefeedback ] || $(MAKE) stagefeedback-start
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	TFLAGS="$(STAGEfeedback_TFLAGS)"; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	  \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(BASE_FLAGS_TO_PASS) \
+		CFLAGS="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)" \
+		CFLAGS_FOR_TARGET="$(CFLAGS_FOR_TARGET)" \
+		CXXFLAGS_FOR_TARGET="$(CXXFLAGS_FOR_TARGET)" \
+		LIBCFLAGS_FOR_TARGET="$(LIBCFLAGS_FOR_TARGET)" \
+		$(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   \
+		TFLAGS="$(STAGEfeedback_TFLAGS)" \
+		$(TARGET-stagefeedback-target-libvtv)
+
+maybe-clean-stagefeedback-target-libvtv: clean-stagefeedback-target-libvtv
+clean-stagefeedback: clean-stagefeedback-target-libvtv
+clean-stagefeedback-target-libvtv:
+	@if [ $(current_stage) = stagefeedback ]; then \
+	  [ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0; \
+	else \
+	  [ -f $(TARGET_SUBDIR)/stagefeedback-libvtv/Makefile ] || exit 0; \
+	  $(MAKE) stagefeedback-start; \
+	fi; \
+	cd $(TARGET_SUBDIR)/libvtv && \
+	$(MAKE) $(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   clean
+@endif target-libvtv-bootstrap
+
+
+
+
+
+
+.PHONY: check-target-libvtv maybe-check-target-libvtv
+maybe-check-target-libvtv:
+@if target-libvtv
+maybe-check-target-libvtv: check-target-libvtv
+
+check-target-libvtv:
+	@: $(MAKE); $(unstage)
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(TARGET_FLAGS_TO_PASS)  'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'   check)
+
+@endif target-libvtv
+
+.PHONY: install-target-libvtv maybe-install-target-libvtv
+maybe-install-target-libvtv:
+@if target-libvtv
+maybe-install-target-libvtv: install-target-libvtv
+
+install-target-libvtv: installdirs
+	@: $(MAKE); $(unstage)
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(TARGET_FLAGS_TO_PASS)  install)
+
+@endif target-libvtv
+
+.PHONY: install-strip-target-libvtv maybe-install-strip-target-libvtv
+maybe-install-strip-target-libvtv:
+@if target-libvtv
+maybe-install-strip-target-libvtv: install-strip-target-libvtv
+
+install-strip-target-libvtv: installdirs
+	@: $(MAKE); $(unstage)
+	@r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(TARGET_FLAGS_TO_PASS)  install-strip)
+
+@endif target-libvtv
+
+# Other targets (info, dvi, pdf, etc.)
+
+.PHONY: maybe-info-target-libvtv info-target-libvtv
+maybe-info-target-libvtv:
+@if target-libvtv
+maybe-info-target-libvtv: info-target-libvtv
+
+info-target-libvtv: \
+    configure-target-libvtv 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing info in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           info) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-dvi-target-libvtv dvi-target-libvtv
+maybe-dvi-target-libvtv:
+@if target-libvtv
+maybe-dvi-target-libvtv: dvi-target-libvtv
+
+dvi-target-libvtv: \
+    configure-target-libvtv 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing dvi in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           dvi) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-pdf-target-libvtv pdf-target-libvtv
+maybe-pdf-target-libvtv:
+@if target-libvtv
+maybe-pdf-target-libvtv: pdf-target-libvtv
+
+pdf-target-libvtv: \
+    configure-target-libvtv 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing pdf in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           pdf) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-html-target-libvtv html-target-libvtv
+maybe-html-target-libvtv:
+@if target-libvtv
+maybe-html-target-libvtv: html-target-libvtv
+
+html-target-libvtv: \
+    configure-target-libvtv 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing html in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           html) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-TAGS-target-libvtv TAGS-target-libvtv
+maybe-TAGS-target-libvtv:
+@if target-libvtv
+maybe-TAGS-target-libvtv: TAGS-target-libvtv
+
+TAGS-target-libvtv: \
+    configure-target-libvtv 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing TAGS in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           TAGS) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-install-info-target-libvtv install-info-target-libvtv
+maybe-install-info-target-libvtv:
+@if target-libvtv
+maybe-install-info-target-libvtv: install-info-target-libvtv
+
+install-info-target-libvtv: \
+    configure-target-libvtv \
+    info-target-libvtv 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing install-info in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           install-info) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-install-pdf-target-libvtv install-pdf-target-libvtv
+maybe-install-pdf-target-libvtv:
+@if target-libvtv
+maybe-install-pdf-target-libvtv: install-pdf-target-libvtv
+
+install-pdf-target-libvtv: \
+    configure-target-libvtv \
+    pdf-target-libvtv 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing install-pdf in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           install-pdf) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-install-html-target-libvtv install-html-target-libvtv
+maybe-install-html-target-libvtv:
+@if target-libvtv
+maybe-install-html-target-libvtv: install-html-target-libvtv
+
+install-html-target-libvtv: \
+    configure-target-libvtv \
+    html-target-libvtv 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing install-html in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           install-html) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-installcheck-target-libvtv installcheck-target-libvtv
+maybe-installcheck-target-libvtv:
+@if target-libvtv
+maybe-installcheck-target-libvtv: installcheck-target-libvtv
+
+installcheck-target-libvtv: \
+    configure-target-libvtv 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing installcheck in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           installcheck) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-mostlyclean-target-libvtv mostlyclean-target-libvtv
+maybe-mostlyclean-target-libvtv:
+@if target-libvtv
+maybe-mostlyclean-target-libvtv: mostlyclean-target-libvtv
+
+mostlyclean-target-libvtv: 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing mostlyclean in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           mostlyclean) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-clean-target-libvtv clean-target-libvtv
+maybe-clean-target-libvtv:
+@if target-libvtv
+maybe-clean-target-libvtv: clean-target-libvtv
+
+clean-target-libvtv: 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing clean in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           clean) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-distclean-target-libvtv distclean-target-libvtv
+maybe-distclean-target-libvtv:
+@if target-libvtv
+maybe-distclean-target-libvtv: distclean-target-libvtv
+
+distclean-target-libvtv: 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing distclean in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           distclean) \
+	  || exit 1
+
+@endif target-libvtv
+
+.PHONY: maybe-maintainer-clean-target-libvtv maintainer-clean-target-libvtv
+maybe-maintainer-clean-target-libvtv:
+@if target-libvtv
+maybe-maintainer-clean-target-libvtv: maintainer-clean-target-libvtv
+
+maintainer-clean-target-libvtv: 
+	@: $(MAKE); $(unstage)
+	@[ -f $(TARGET_SUBDIR)/libvtv/Makefile ] || exit 0 ; \
+	r=`${PWD_COMMAND}`; export r; \
+	s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+	$(RAW_CXX_TARGET_EXPORTS) \
+	echo "Doing maintainer-clean in $(TARGET_SUBDIR)/libvtv" ; \
+	for flag in $(EXTRA_TARGET_FLAGS); do \
+	  eval `echo "$$flag" | sed -e "s|^\([^=]*\)=\(.*\)|\1='\2'; export \1|"`; \
+	done; \
+	(cd $(TARGET_SUBDIR)/libvtv && \
+	  $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
+	          "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
+	          "RANLIB=$${RANLIB}" \
+	          "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
+	           maintainer-clean) \
+	  || exit 1
+
+@endif target-libvtv
+
+
+
+
+
 .PHONY: configure-target-libssp maybe-configure-target-libssp
 maybe-configure-target-libssp:
 @if gcc-bootstrap
@@ -45384,6 +46382,12 @@ configure-stage3-target-libsanitizer: maybe-all-stage3-gcc
 configure-stage4-target-libsanitizer: maybe-all-stage4-gcc
 configure-stageprofile-target-libsanitizer: maybe-all-stageprofile-gcc
 configure-stagefeedback-target-libsanitizer: maybe-all-stagefeedback-gcc
+configure-stage1-target-libvtv: maybe-all-stage1-gcc
+configure-stage2-target-libvtv: maybe-all-stage2-gcc
+configure-stage3-target-libvtv: maybe-all-stage3-gcc
+configure-stage4-target-libvtv: maybe-all-stage4-gcc
+configure-stageprofile-target-libvtv: maybe-all-stageprofile-gcc
+configure-stagefeedback-target-libvtv: maybe-all-stagefeedback-gcc
 configure-target-libssp: stage_last
 configure-target-newlib: stage_last
 configure-stage1-target-libgcc: maybe-all-stage1-gcc
@@ -45420,6 +46424,7 @@ configure-target-libatomic: stage_last
 configure-target-libstdc++-v3: maybe-all-gcc
 configure-target-libmudflap: maybe-all-gcc
 configure-target-libsanitizer: maybe-all-gcc
+configure-target-libvtv: maybe-all-gcc
 configure-target-libssp: maybe-all-gcc
 configure-target-newlib: maybe-all-gcc
 configure-target-libgcc: maybe-all-gcc
@@ -46195,6 +47200,14 @@ configure-stage3-target-libsanitizer: maybe-all-stage3-target-libstdc++-v3
 configure-stage4-target-libsanitizer: maybe-all-stage4-target-libstdc++-v3
 configure-stageprofile-target-libsanitizer: maybe-all-stageprofile-target-libstdc++-v3
 configure-stagefeedback-target-libsanitizer: maybe-all-stagefeedback-target-libstdc++-v3
+configure-target-libvtv: maybe-all-target-libstdc++-v3
+
+configure-stage1-target-libvtv: maybe-all-stage1-target-libstdc++-v3
+configure-stage2-target-libvtv: maybe-all-stage2-target-libstdc++-v3
+configure-stage3-target-libvtv: maybe-all-stage3-target-libstdc++-v3
+configure-stage4-target-libvtv: maybe-all-stage4-target-libstdc++-v3
+configure-stageprofile-target-libvtv: maybe-all-stageprofile-target-libstdc++-v3
+configure-stagefeedback-target-libvtv: maybe-all-stagefeedback-target-libstdc++-v3
 all-target-libstdc++-v3: maybe-configure-target-libgomp
 
 all-stage1-target-libstdc++-v3: maybe-configure-stage1-target-libgomp
@@ -46208,6 +47221,8 @@ install-target-libgfortran: maybe-install-target-libquadmath
 install-target-libgfortran: maybe-install-target-libgcc
 install-target-libsanitizer: maybe-install-target-libstdc++-v3
 install-target-libsanitizer: maybe-install-target-libgcc
+install-target-libvtv: maybe-install-target-libstdc++-v3
+install-target-libvtv: maybe-install-target-libgcc
 install-target-libjava: maybe-install-target-libgcc
 install-target-libitm: maybe-install-target-libgcc
 install-target-libobjc: maybe-install-target-libgcc
@@ -46237,6 +47252,12 @@ configure-stage3-target-libsanitizer: maybe-all-stage3-target-libgcc
 configure-stage4-target-libsanitizer: maybe-all-stage4-target-libgcc
 configure-stageprofile-target-libsanitizer: maybe-all-stageprofile-target-libgcc
 configure-stagefeedback-target-libsanitizer: maybe-all-stagefeedback-target-libgcc
+configure-stage1-target-libvtv: maybe-all-stage1-target-libgcc
+configure-stage2-target-libvtv: maybe-all-stage2-target-libgcc
+configure-stage3-target-libvtv: maybe-all-stage3-target-libgcc
+configure-stage4-target-libvtv: maybe-all-stage4-target-libgcc
+configure-stageprofile-target-libvtv: maybe-all-stageprofile-target-libgcc
+configure-stagefeedback-target-libvtv: maybe-all-stagefeedback-target-libgcc
 configure-stage1-target-libgomp: maybe-all-stage1-target-libgcc
 configure-stage2-target-libgomp: maybe-all-stage2-target-libgcc
 configure-stage3-target-libgomp: maybe-all-stage3-target-libgcc
@@ -46249,6 +47270,7 @@ configure-stagefeedback-target-libgomp: maybe-all-stagefeedback-target-libgcc
 configure-target-libstdc++-v3: maybe-all-target-libgcc
 configure-target-libmudflap: maybe-all-target-libgcc
 configure-target-libsanitizer: maybe-all-target-libgcc
+configure-target-libvtv: maybe-all-target-libgcc
 configure-target-libssp: maybe-all-target-libgcc
 configure-target-newlib: maybe-all-target-libgcc
 configure-target-libbacktrace: maybe-all-target-libgcc
@@ -46277,6 +47299,8 @@ configure-target-libmudflap: maybe-all-target-newlib maybe-all-target-libgloss
 
 configure-target-libsanitizer: maybe-all-target-newlib maybe-all-target-libgloss
 
+configure-target-libvtv: maybe-all-target-newlib maybe-all-target-libgloss
+
 configure-target-libssp: maybe-all-target-newlib maybe-all-target-libgloss
 
 
diff --git a/configure b/configure
index 9da645bb6..ee45e1b00 100755
--- a/configure
+++ b/configure
@@ -2774,6 +2774,7 @@ target_libraries="target-libgcc \
 		target-libstdc++-v3 \
 		target-libmudflap \
 		target-libsanitizer \
+		target-libvtv \
 		target-libssp \
 		target-libquadmath \
 		target-libgfortran \
@@ -3215,6 +3216,25 @@ $as_echo "yes" >&6; }
     fi
 fi
 
+# Disable libvtv on unsupported systems.
+if test -d ${srcdir}/libvtv; then
+    if test x$enable_libvtv = x; then
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libvtv support" >&5
+$as_echo_n "checking for libvtv support... " >&6; }
+	if (srcdir=${srcdir}/libvtv; \
+		. ${srcdir}/configure.tgt; \
+		test "$VTV_SUPPORTED" != "yes")
+	then
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+	    noconfigdirs="$noconfigdirs target-libvtv"
+	else
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+	fi
+    fi
+fi
+
 # Disable libquadmath for some systems.
 case "${target}" in
   avr-*-*)
@@ -6551,11 +6571,11 @@ case ,${enable_languages},:${enable_objc_gc} in
     ;;
 esac
 
-# Disable libitm and libsanitizer if we're not building C++
+# Disable libitm, libsanitizer, libvtv if we're not building C++
 case ,${enable_languages}, in
   *,c++,*) ;;
   *)
-    noconfigdirs="$noconfigdirs target-libitm target-libsanitizer"
+    noconfigdirs="$noconfigdirs target-libitm target-libsanitizer target-libvtv"
     ;;
 esac
 
@@ -7032,6 +7052,11 @@ if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1 ; then
   bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer,
 fi
 
+# If we are building libvtv, bootstrap it.
+if echo " ${target_configdirs} " | grep " libvtv " > /dev/null 2>&1 ; then
+  bootstrap_target_libs=${bootstrap_target_libs}target-libvtv,
+fi
+
 # Determine whether gdb needs tk/tcl or not.
 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
 # and in that case we want gdb to be built without tk.  Ugh!
@@ -13747,7 +13772,7 @@ else
   esac
   if test $ok = yes; then
     # An in-tree tool is available and we can use it
-    CXX_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/xg++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
+    CXX_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/xg++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/libsupc++/.libs'
     { $as_echo "$as_me:${as_lineno-$LINENO}: result: just compiled" >&5
 $as_echo "just compiled" >&6; }
   elif expr "x$CXX_FOR_TARGET" : "x/" > /dev/null; then
@@ -13792,7 +13817,7 @@ else
   esac
   if test $ok = yes; then
     # An in-tree tool is available and we can use it
-    RAW_CXX_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
+    RAW_CXX_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/libsupc++/.libs'
     { $as_echo "$as_me:${as_lineno-$LINENO}: result: just compiled" >&5
 $as_echo "just compiled" >&6; }
   elif expr "x$RAW_CXX_FOR_TARGET" : "x/" > /dev/null; then
diff --git a/configure.ac b/configure.ac
index 226239b77..6f3d801ab 100644
--- a/configure.ac
+++ b/configure.ac
@@ -161,6 +161,7 @@ target_libraries="target-libgcc \
 		target-libstdc++-v3 \
 		target-libmudflap \
 		target-libsanitizer \
+		target-libvtv \
 		target-libssp \
 		target-libquadmath \
 		target-libgfortran \
@@ -554,6 +555,22 @@ if test -d ${srcdir}/libsanitizer; then
     fi
 fi
 
+# Disable libvtv on unsupported systems.
+if test -d ${srcdir}/libvtv; then
+    if test x$enable_libvtv = x; then
+	AC_MSG_CHECKING([for libvtv support])
+	if (srcdir=${srcdir}/libvtv; \
+		. ${srcdir}/configure.tgt; \
+		test "$VTV_SUPPORTED" != "yes")
+	then
+	    AC_MSG_RESULT([no])
+	    noconfigdirs="$noconfigdirs target-libvtv"
+	else
+	    AC_MSG_RESULT([yes])
+	fi
+    fi
+fi
+
 # Disable libquadmath for some systems.
 case "${target}" in
   avr-*-*)
@@ -2037,11 +2054,11 @@ case ,${enable_languages},:${enable_objc_gc} in
     ;;
 esac
 
-# Disable libitm and libsanitizer if we're not building C++
+# Disable libitm, libsanitizer, libvtv if we're not building C++
 case ,${enable_languages}, in
   *,c++,*) ;;
   *)
-    noconfigdirs="$noconfigdirs target-libitm target-libsanitizer"
+    noconfigdirs="$noconfigdirs target-libitm target-libsanitizer target-libvtv"
     ;;
 esac
 
@@ -2467,6 +2484,11 @@ if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1 ; then
   bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer,
 fi
 
+# If we are building libvtv, bootstrap it.
+if echo " ${target_configdirs} " | grep " libvtv " > /dev/null 2>&1 ; then
+  bootstrap_target_libs=${bootstrap_target_libs}target-libvtv,
+fi
+
 # Determine whether gdb needs tk/tcl or not.
 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
 # and in that case we want gdb to be built without tk.  Ugh!
@@ -3163,10 +3185,10 @@ GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
-		[gcc/xg++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
+		[gcc/xg++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/libsupc++/.libs],
 		c++)
 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
-		[gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
+		[gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/libsupc++/.libs],
 		c++)
 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])