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Fix warnings when bootstrapping on darwin with vtable verification enabled.

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libstdc++-v3/ChangeLog:

2015-08-11  Caroline Tice <cmtice@google.com>

        PR 66521, Contributed by Eric Gallager
        * acinclude.m4 (VTV_CXXLINKFLAGS): Make this variable OS-specific, and
        fix the rpath flag to work properly for darwin.
        * configure: Regenerated.

From-SVN: r226820
This commit is contained in:
Caroline Tice 2015-08-12 08:40:11 -07:00 • committed by Caroline Tice
parent 5dc85f7ec7
commit 441fb2cdb7
3 changed files with 19 additions and 2 deletions
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7
libstdc++-v3/ChangeLog
View file

@ -1,3 +1,10 @@
2015-08-12 Caroline Tice <cmtice@google.com>
PR 66521, Contributed by Eric Gallager
* acinclude.m4 (VTV_CXXLINKFLAGS): Make this variable OS-specific, and
fix the rpath flag to work properly for darwin.
* configure: Regenerated.
2015-08-12 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/appendix_contributing.xml: Update patch email policy.

7
libstdc++-v3/acinclude.m4
View file

@ -2325,14 +2325,19 @@ AC_DEFUN([GLIBCXX_ENABLE_VTABLE_VERIFY], [
case ${target_os} in
cygwin*|mingw32*)
VTV_CXXFLAGS="-fvtable-verify=std -Wl,-lvtv,-u_vtable_map_vars_start,-u_vtable_map_vars_end"
VTV_CXXLINKFLAGS="-L${toplevel_builddir}/libvtv/.libs -Wl,--rpath -Wl,${toplevel_builddir}/libvtv/.libs"
vtv_cygmin=yes
;;
darwin*)
VTV_CXXFLAGS="-fvtable-verify=std -Wl,-u,_vtable_map_vars_start -Wl,-u,_vtable_map_vars_end"
VTV_CXXLINKFLAGS="-L${toplevel_builddir}/libvtv/.libs -Wl,-rpath,${toplevel_builddir}/libvtv/.libs"
;;
*)
VTV_CXXFLAGS="-fvtable-verify=std -Wl,-u_vtable_map_vars_start,-u_vtable_map_vars_end"
VTV_CXXLINKFLAGS="-L${toplevel_builddir}/libvtv/.libs -Wl,--rpath -Wl,${toplevel_builddir}/libvtv/.libs"
;;
esac
VTV_PCH_CXXFLAGS="-fvtable-verify=std"
VTV_CXXLINKFLAGS="-L${toplevel_builddir}/libvtv/.libs -Wl,--rpath -Wl,${toplevel_builddir}/libvtv/.libs"
else
VTV_CXXFLAGS=
VTV_PCH_CXXFLAGS=

7
libstdc++-v3/configure vendored
View file

@ -17433,14 +17433,19 @@ $as_echo "$enable_vtable_verify" >&6; }
case ${target_os} in
cygwin*|mingw32*)
VTV_CXXFLAGS="-fvtable-verify=std -Wl,-lvtv,-u_vtable_map_vars_start,-u_vtable_map_vars_end"
VTV_CXXLINKFLAGS="-L${toplevel_builddir}/libvtv/.libs -Wl,--rpath -Wl,${toplevel_builddir}/libvtv/.libs"
vtv_cygmin=yes
;;
darwin*)
VTV_CXXFLAGS="-fvtable-verify=std -Wl,-u,_vtable_map_vars_start -Wl,-u,_vtable_map_vars_end"
VTV_CXXLINKFLAGS="-L${toplevel_builddir}/libvtv/.libs -Wl,-rpath,${toplevel_builddir}/libvtv/.libs"
;;
*)
VTV_CXXFLAGS="-fvtable-verify=std -Wl,-u_vtable_map_vars_start,-u_vtable_map_vars_end"
VTV_CXXLINKFLAGS="-L${toplevel_builddir}/libvtv/.libs -Wl,--rpath -Wl,${toplevel_builddir}/libvtv/.libs"
;;
esac
VTV_PCH_CXXFLAGS="-fvtable-verify=std"
VTV_CXXLINKFLAGS="-L${toplevel_builddir}/libvtv/.libs -Wl,--rpath -Wl,${toplevel_builddir}/libvtv/.libs"
else
VTV_CXXFLAGS=
VTV_PCH_CXXFLAGS=