Commit the vtable verification feature. This feature is designed to

detect, at run time, if/when the vtable pointer in a C++ object has
been corrupted, before allowing virtual calls through that pointer. 
If pointer corruption is detected, execution of the program is halted.

libstdc++-v3 ChangeLog:
2013-08-06  Caroline Tice  <cmtice@google.com>

        * fragment.am: Add XTEMPLATE_FLAGS.
        * configure.ac: Add definitions for --enable-vtable-verify.
        * acinclude.m4:  Add --enable-vtable-verify and
        --disable-vtable-verify; define --enable-vtable-verify; define
        VTV_CXXFLAGS, VTV_PCH_CXXFLAGS and VTV_CXXLINKFLAGS.
        * config/abi/pre/gnu.ver: Export symbols for vtable verification.
        * libsupc++/Makefile.am: Define vtv_sources and add it to
        libsupc___la_SOURCES and libsupc__convenience_la_SOURCES.
        * libsupc++/vtv_stubs.cc: New file.
        * include/Makefile.am: Add VTV_PCH_CXXFLAGS to PCHFLAGS.
        * src/Makefile.am: Add VTV_CXXFLAGS to AM_CXXFLAGS; add
        VTV_CXXLINKFLAGS to CXXLINK.
        * src/c++98/Makefile.am: Comment out XTEMPLATE_FLAGS; add VTV_CXXFLAGS
        to AM_CXXFLAGS; add VTV_CXXXLINKFLAGS to CXXLINK.
        * src/C++11/Makefile.am: Ditto.
        * doc/xml/manual/configure.xml: Add entry for --enable-vtable-verify.
        * scripts/testsuite_flags.in: Add cxxvtvflags to Usage; cause
        cxxvtvflags to use VTV_CXXFLAGS and VTV_CXXLINKFLAGS.
        * testsuite/lib/libstdc++.exp: Add cxxvtvflags; add code to locate
        libvtv if --enable-vtable-verify was used; set cxxvtvflags; add
        cxxvtvflags to cxx_final.
        * testsuite/18_support/bad_exception/23591_thread-1.c: Add
        -fvtable-verify=none to compiler flags.
        * testsuite/17_intro/freestanding.cc: Add -fvtable-verify=none
        to compiler flags.
        * configure: Regenerated.
        * Makefile.in: Regenerated.
        * python/Makefile.in: Regenerated.
        * include/Makefile.in: Regenerated.
        * libsupc++/Makefile.in: Regenerated.
        * config.h.in: Regenerated.
        * po/Makefile.in: Regenerated.
        * src/Makefile.in: Regenerated.
        * src/c++98/Makefile.in: Regenerated.
        * src/c++11/Makefile.in: Regenerated.
        * doc/Makefile.in: Regenerated.
        * testsuite/Makefile.in: Regenerated.

top level ChangeLog:
2013-08-06  Caroline Tice  <cmtice@google.com>

        * configure.ac: Add target-libvtv to target_libraries; disable libvtv
        on non-linux systems; add target-libvtv to noconfigdirs; add
        libsupc++/.libs to C++ library search paths.
        * configure: Regenerated.
        * Makefile.def: Add libvtv to target_modules; make libvtv depend on
        libstdc++ and libgcc.
        * Makefile.in: Regenerated.

include/ChangeLog:
2013-08-06  Caroline Tice  <cmtice@google.com>

        * vtv-change-permission.h: New file.

contrib/ChangeLog:
2013-08-06  Caroline Tice4  <cmtice@google.com>

        * gcc_update: Add libvtv files.

libgcc/ChangeLog:
2013-08-06  Caroline Tice  <cmtice@google.com>

        config.host (extra_parts): Add vtv_start.o, vtv_end.o
        vtv_start_preinit.o and vtv_end_preinit.o.
        configure.ac: Add code to check/set enable_vtable_verify.
        Makefile.in: Add rules to build vtv_*.o, if enable_vtable_verify is
        true.
        vtv_start_preinit.c: New file.
        vtv_end_preinit.c: New file.
        vtv_start.c: New file.
        vtv_end.c: New file.
        configure: Regenerated.

gcc/ChangeLog:
2013-08-06  Caroline Tice  <cmtice@google.com>

        * gcc.c (VTABLE_VERIFICATION_SPEC): New definition.
        (LINK_COMMAND_SPEC): Add VTABLE_VERIFICATION_SPEC.
        * tree-pass.h: Add pass_vtable_verify.
        * varasm.c (assemble_variable): Add code to properly set the comdat
        section and name for the .vtable_map_vars section.
        (assemble_vtyv_preinit_initializer): New function.
        (default_sectin_type_flags):  Make sure .vtable_map_vars section has
        LINK_ONCE flag.
        * output.h: Add function decl for assemble_vtv_preinit_initializer.
        * vtable-verify.c: New file.
        * vtable-verify.h: New file.
        * flag-types.h (enum vtv_priority): Defintions for flag_vtable_verify
        initialiation levels.
        * timevar.def (TV_VTABLE_VERIFICATION): New definition.
        * passes.def: Insert pass_vtable_verify.
        * aclocal.m4: Reorder includes.
        * doc/invoke.texi: Add documentation for the flags -fvtable-verify=,
	-fvtv-debug and -fvtv-counts.
        * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add vtv_start*.o,
as appropriate, if -fvtable-verify=... is used.
        (GNU_USER_TARGET_ENDFILE_SPEC): Add vtv_end*.o as appropriate, if
        -fvtable-verify=... is used.
        * Makefile.in (OBJS):  Add vtable-verify.o to list.
        (vtable-verify.o): Add new build rule.
        (GTFILES): Add vtable-verify.c to list.
        * common.opt (fvtable-verify=): New flag.
        (vtv_priority): Values for fvtable-verify= flag.
        (fvtv-counts): New flag.
(fvtv-debug): New flag.
        * tree.h (save_vtable_map_decl): New extern function decl.


gcc/cp/ChangeLog:
2013-08-06  Caroline Tice  <cmtice@google.com>

        * Make-lang.in (*CXX_AND_OBJCXX_OBJS):  Add vtable-class-hierarchy.o to
        list.
        (vtable-class-hierarchy.o): Add build rule.
        * cp-tree.h (vtv_start_verification_constructor_init_function): New
        extern function decl.
        (vtv_finish_verification_constructor_init_function): New extern
        function decl.
        (build_vtbl_address): New extern function decl.
        (get_mangled_vtable_map_var_name): New extern function decl.
        (vtv_compute_class_hierarchy_transitive_closure): New extern function
        decl.
        (vtv_generate_init_routine): New extern function decl.
        (vtv_save_class_info): New extern function decl.
        (vtv_recover_class_info): New extern function decl.
        (vtv_build_vtable_verify_fndecl): New extern function decl.
        * class.c (finish_struct_1): Add call to vtv_save_class_info if
        flag_vtable_verify is true.
        * config-lang.in: Add vtable-class-hierarchy.c to gtfiles list.
        * vtable-class-hierarchy.c: New file.
        * mangle.c (get_mangled_vtable_map_var_name):  New function.
        * decl2.c (start_objects): Update function comment.
        (cp_write_global_declarations): Call vtv_recover_class_info,
        vtv_compute_class_hierarchy_transitive_closure and
        vtv_build_vtable_verify_fndecl, before calling
        finalize_compilation_unit, and call vtv_generate_init_rount after, IFF
        flag_vtable_verify is true.
        (vtv_start_verification_constructor_init_function): New function.
        (vtv_finish_verification_constructor_init_function): New function.
        * init.c (build_vtbl_address): Remove static qualifier from function.

libvtv/ChangeLog:
2013-08-06  Caroline Tice  <cmtice@google.com>

        Initial check-in of new vtable verification feature.
        * configure.ac : New file.
        * acinclude.m4 : New file.
        * Makefile.am : New file.
        * aclocal.m4 : New file.
        * configure.tgt : New file.
        * configure: New file (generated).
        * Makefile.in: New file (generated).
        * vtv_set.h : New file.
        * vtv_utils.cc : New file.
        * vtv_utils.h : New file.
        * vtv_malloc.cc : New file.
        * vtv_rts.cc : New file.
        * vtv_malloc.h : New file.
        * vtv_rts.h : New file.
        * vtv_fail.cc : New file.
        * vtv_fail.h : New file.
        * vtv_map.h : New file.
        * scripts/run-testsuite.sh : New file.
        * scripts/sum-vtv-counts.c : New file.
        * testsuite/parts-test-main.h : New file.
        * testusite/dataentry.cc : New file.
        * testsuite/temp_deriv.cc : New file.
        * testsuite/register_pair.cc : New file.
        * testsuite/virtual_inheritance.cc : New file.
        * testsuite/field-test.cc : New file.
        * testsuite/nested_vcall_test.cc : New file.
        * testsuite/template-list-iostream.cc : New file.
        * testsuite/register_pair_inserts.cc : New file.
        * testsuite/register_pair_inserts_mt.cc : New file.
        * testsuite/event.list : New file.
        * testsuite/parts-test-extra-parts-views.cc : New file.
        * testsuite/parts-test-extra-parts-views.h : New file.
        * testsuite/environment-fail-32.s : New file.
        * testsuite/parts-test-extra-parts.h : New file.
        * testsuite/temp_deriv2.cc : New file.
        * testsuite/dlopen_mt.cc : New file.
        * testsuite/event.h : New file.
        * testsuite/template-list.cc : New file.
        * testsuite/replace-fail.cc : New file.
        * testsuite/Makefile.am : New file.
        * testsuite/Makefile.in: New file (generated).
        * testsuite/mempool_negative.c : New file.
        * testsuite/parts-test-main.cc : New file.
        * testsuite/event-private.cc : New file.
        * testsuite/thunk.cc : New file.
        * testsuite/event-defintiions.cc : New file.
        * testsuite/event-private.h : New file.
        * testsuite/parts-test.list : New file.
        * testusite/register_pair_mt.cc : New file.
        * testsuite/povray-derived.cc : New file.
        * testsuite/event-main.cc : New file.
        * testsuite/environment.cc : New file.
        * testsuite/template-list2.cc : New file.
        * testsuite/thunk_vtable_map_attack.cc : New file.
        * testsuite/parts-test-extra-parts.cc : New file.
        * testsuite/environment-fail-64.s : New file.
        * testsuite/dlopen.cc : New file.
        * testsuite/so.cc : New file.
        * testsuite/temp_deriv3.cc : New file.
        * testsuite/const_vtable.cc : New file.
        * testsuite/mempool_positive.c : New file.
        * testsuite/dup_name.cc : New file.




git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@201555 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 1025 insertions, 1 deletions

diff --git a/Makefile.in b/Makefile.in
index bfbaf03417a..a13771d40eb 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