[Bug libffi/117635] Update in-tree copy of libffi to libffi-3.4.8

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117635

--- Comment #7 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The trunk branch has been updated by Pietro Monteiro <pietro@gcc.gnu.org>:

https://gcc.gnu.org/g:64b32bc302fce87827c675c2e7729a3cc9dfdc9d

commit r17-658-g64b32bc302fce87827c675c2e7729a3cc9dfdc9d
Author: Pietro Monteiro <pietro@sociotechnical.xyz>
Date:   Thu May 21 17:59:56 2026 -0400

    libffi: Integrate build with GCC

    >From commits:
    5be7b66998127286fada45e4f23bd8a2056d553e - libffi: Integrate build with GCC
    333efaea633971912f2208d37b7b62992759d400 - libffi: Add --enable-cet to
configure
    6a6d3817afa02bbcd2388c8e005da6faf88932f1 - Config,Darwin: Allow for
configuring Darwin to use embedded runpath.
    967d4171b2eb0557e86ba28996423353f0f1b141 - libffi: Consider
'--with-build-sysroot=[...]' for target libraries' build-tree testing (instead
of build-time 'CC' etc.) [PR109951]
    35b05a02de1e8aee7c754a20f50736977c71caca - build: Derive object names in
make_sunver.pl

    libffi/ChangeLog:
            PR libffi/117635
            * Makefile.am (AUTOMAKE_OPTIONS): Add info-in-builddir.
            (ACLOCAL_AMFLAGS): Set to -I .. -I ../config.
            (SUBDIRS): Don't add doc.
            (TEXINFO_TEX): New.
            (MAKEINFOFLAGS): Likewise.
            (info_TEXINFOS): Likewise.
            (STAMP_GENINSRC): Likewise.
            (STAMP_BUILD_INFO): Likewise.
            (all-local): Likewise.
            (stamp-geninsrc): Likewise.
            (doc/libffi.info): Likewise.
            (stamp-build-info:): Likewise.
            (CLEANFILES): Likewise.
            (MAINTAINERCLEANFILES): Likewise.
            (AM_MAKEFLAGS): Likewise.
            (LTLDFLAGS): Replace libtool-ldflags with ../libtool-ldflags.
            (AM_CFLAGS): Add -Wall -g -fexceptions $(CET_FLAGS).
            (libffi.map-sun): Replace make_sunver.pl with
            ../contrib/make_sunver.pl. Pass $(libffi_la_OBJECTS),
            $(libffi_la_LIBADD) to make_sunver.pl unmodified.
            (libffi_la_LDFLAGS): Handle Darwin rpaths.
            (AM_CCASFLAGS): Add $(CET_FLAGS).
            (all-recursive): New.
            (install-recursive): Likewise.
            (mostlyclean-recursive): Likewise.
            (clean-recursive): Likewise.
            (distclean-recursive): Likewise.
            (maintainer-clean-recursive): Likewise.
            (dist-hook): Removed.
            Include $(top_srcdir)/../multilib.am.
            * Makefile.in: Regenerate.
            * configure: Regenerate.
            * configure.ac: Add AM_ENABLE_MULTILIB.
            Remove the frv*-elf check.
            (AX_ENABLE_BUILDDIR): Removed.
            (AM_INIT_AUTOMAKE): Add [no-dist].
            Add --enable-generated-files-in-srcdir.
            (CET_FLAGS): Add GCC_CET_FLAGS and AC_SUBST.
            (AC_CONFIG_MACRO_DIR): Removed.
            (AM_CONDITIONAL([ENABLE_DARWIN_AT_RPATH])): New.
            (AX_COMPILER_VENDOR): Removed.
            (AX_CC_MAXOPT): Likewise.
            (AX_CFLAGS_WARN_ALL): Likewise.
            Remove the GCC check.
            (AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)): New.
            <local.exp>: Don't set 'CC_FOR_TARGET', 'CXX_FOR_TARGET',
            instead set 'SYSROOT_CFLAGS_FOR_TARGET'.
            (m4_warn([obsolete])): Removed.
            (LT_SYS_SYMBOL_USCORE): Likewise.
            (AX_CHECK_COMPILE_FLAG): Likewise.
            Remove --disable-docs.
            (ACX_CHECK_PROG_VER): Check makeinfo.
            (BUILD_DOCS): Updated.
            (exec-static-tramp): Don't enable use of static exec trampolines
            by default.
            Remove --disable-multi-os-directory.
            (GCC_WITH_TOOLEXECLIBDIR): New.
            Support cross host.
            Support --enable-multilib.
            (GCC_BASE_VER): New.
            (AC_CONFIG_FILES): Remove doc/Makefile.
            (AC_CONFIG_LINKS): New.
            * fficonfig.h.in: Regenerate.
            * include/Makefile.am (nodist_include_HEADERS): Removed.
            (gcc_version): New.
            (toollibffidir): Likewise.
            (toollibffi_HEADERS): Likewise.
            * include/Makefile.in: Regenerate.
            * man/Makefile.in: Regenerate.
            * testsuite/Makefile.in: Regenerate.

    Signed-off-by: Pietro Monteiro <pietro@sociotechnical.xyz>