From 2a24fbc1bb28764c3577f3a9e108614cd2e108b2 Mon Sep 17 00:00:00 2001
From: wangchunyang <wangchunyang15@huawei.com>
Date: Fri, 26 Jul 2024 12:54:56 +0800
Subject: [PATCH] Enable LTO By Default

---
 brp-strip-lto  |  17 ++
 lto_flag       |   5 +
 lto_white_list | 536 +++++++++++++++++++++++++++++++++++++++++++++++++
 macros         |   6 +-
 4 files changed, 563 insertions(+), 1 deletion(-)
 create mode 100644 brp-strip-lto
 create mode 100755 lto_flag
 create mode 100644 lto_white_list

diff --git a/brp-strip-lto b/brp-strip-lto
new file mode 100644
index 0000000..3df672a
--- /dev/null
+++ b/brp-strip-lto
@@ -0,0 +1,17 @@
+#!/usr/bin/sh
+# If using normal root, avoid changing anything.
+if [ -z "$RPM_BUILD_ROOT" ] || [ "$RPM_BUILD_ROOT" = "/" ]; then
+	exit 0
+fi
+ 
+STRIP=${1:-strip}
+NCPUS=${RPM_BUILD_NCPUS:-1}
+ 
+case `uname -a` in
+Darwin*) exit 0 ;;
+*) ;;
+esac
+ 
+# Strip ELF binaries
+find "$RPM_BUILD_ROOT" -type f -name '*.[ao]' \! -regex "$RPM_BUILD_ROOT/*usr/lib/debug.*" -print0 | \
+  eu-elfclassify --not-program --not-library --not-linux-kernel-module --stdin0 --print0 | xargs -0 -r -P$NCPUS -n32 sh -c "$STRIP -p -R .gnu.lto_* -R .gnu.debuglto_* -N __gnu_lto_v1 \"\$@\"" ARG0
diff --git a/lto_flag b/lto_flag
new file mode 100755
index 0000000..53e3adb
--- /dev/null
+++ b/lto_flag
@@ -0,0 +1,5 @@
+#!/bin/sh
+current_spec=`cat /.build.command`
+if grep -Fxq "$current_spec" "/lib/rpm/openEuler/lto_white_list"; then
+    echo "-flto -ffat-lto-objects"
+fi
diff --git a/lto_white_list b/lto_white_list
new file mode 100644
index 0000000..780be19
--- /dev/null
+++ b/lto_white_list
@@ -0,0 +1,536 @@
+adcli.spec
+aide.spec
+amanda.spec
+annobin.spec
+apr.spec
+argon2.spec
+at.spec
+atf.spec
+attr.spec
+audit.spec
+augeas.spec
+authselect.spec
+autogen.spec
+avahi.spec
+babeltrace.spec
+bind.spec
+bison.spec
+bolt.spec
+booth.spec
+brotli.spec
+byacc.spec
+bzip2.spec
+cairomm.spec
+certmonger.spec
+cfitsio.spec
+CharLS.spec
+check.spec
+chkconfig.spec
+chrony.spec
+chrpath.spec
+ck.spec
+clamav.spec
+clevis.spec
+clucene.spec
+cmake.spec
+cockpit.spec
+courier-unicode.spec
+cppcheck.spec
+cpp-httplib.spec
+cracklib.spec
+createrepo_c.spec
+cronie.spec
+cryptsetup.spec
+cups.spec
+cups-filters.spec
+curl.spec
+dav1d.spec
+dbus-broker.spec
+dbus-glib.spec
+dbxtool.spec
+dhcp.spec
+dialog.spec
+ding-libs.spec
+discount.spec
+dos2unix.spec
+dosfstools.spec
+double-conversion.spec
+dovecot.spec
+doxygen.spec
+dropwatch.spec
+drpm.spec
+d-spy.spec
+dwz.spec
+e2fsprogs.spec
+enca.spec
+entr.spec
+environment-modules.spec
+erlang-sd_notify.spec
+espeak-ng.spec
+ethtool.spec
+exempi.spec
+exiv2.spec
+expat.spec
+findutils.spec
+flac.spec
+flatbuffers.spec
+flex.spec
+fmt.spec
+fping.spec
+freetype.spec
+freexl.spec
+fribidi.spec
+gawk.spec
+gc.spec
+gdb.spec
+gdbm.spec
+gdisk.spec
+GeoIP.spec
+geos.spec
+gettext.spec
+ghostscript.spec
+git.spec
+gjs.spec
+glade.spec
+glib-networking.spec
+glm.spec
+glslang.spec
+glusterfs.spec
+gmp.spec
+gnome-autoar.spec
+gnupg2.spec
+gobject-introspection.spec
+gperftools.spec
+GraphicsMagick.spec
+graphite2.spec
+graphviz.spec
+greatsql.spec
+grep.spec
+groff.spec
+grubby.spec
+gsl.spec
+gsm.spec
+gtest.spec
+gzip.spec
+harfbuzz.spec
+hdf.spec
+hdf5.spec
+httpd.spec
+http-parser.spec
+hwloc.spec
+ibus-libpinyin.spec
+icu.spec
+ilmbase.spec
+Imath.spec
+iniparser.spec
+ipcalc.spec
+iproute.spec
+iptables.spec
+isomd5sum.spec
+jansson.spec
+jbig2dec.spec
+jbigkit.spec
+jemalloc.spec
+jimtcl.spec
+jose.spec
+jq.spec
+json-c.spec
+jsoncpp.spec
+Judy.spec
+kbd.spec
+krb5.spec
+kyua.spec
+lame.spec
+lcms2.spec
+libabigail.spec
+libadwaita.spec
+libaec.spec
+libarchive.spec
+libart_lgpl.spec
+libass.spec
+libatomic_ops.spec
+libb2.spec
+libbsd.spec
+libcap.spec
+libcap-ng.spec
+libcdio.spec
+libcdio-paranoia.spec
+libcomps.spec
+libconfuse.spec
+libcue.spec
+libdatrie.spec
+libdbi.spec
+libdnf.spec
+libdrm.spec
+libdwarf.spec
+libEMF.spec
+libev.spec
+libevent.spec
+libffado.spec
+libfprint.spec
+libgexiv2.spec
+libgit2.spec
+libglvnd.spec
+libgta.spec
+libhandy.spec
+libidn.spec
+libidn2.spec
+libiscsi.spec
+libisoburn.spec
+libjpeg-turbo.spec
+libkcapi.spec
+libkeepalive.spec
+libldb.spec
+liblouis.spec
+libmaxminddb.spec
+libmbim.spec
+libmd.spec
+libmemcached.spec
+libmetalink.spec
+libmodplug.spec
+libmodulemd.spec
+libnftnl.spec
+libnma.spec
+libnvme.spec
+libogg.spec
+libopenraw.spec
+libpinyin.spec
+libpipeline.spec
+libplist.spec
+libpwquality.spec
+libqb.spec
+libquvi.spec
+librabbitmq.spec
+libraqm.spec
+librdkafka.spec
+librepo.spec
+libreswan.spec
+librevenge.spec
+libsamplerate.spec
+libseccomp.spec
+libsemanage.spec
+libserf.spec
+libsexy.spec
+libshumate.spec
+libsndfile.spec
+libsodium.spec
+libsolv.spec
+libspectre.spec
+libspiro.spec
+libssh.spec
+libssh2.spec
+libtalloc.spec
+libtasn1.spec
+libtdb.spec
+libtevent.spec
+libtiff.spec
+libunwind.spec
+libusb.spec
+libusbmuxd.spec
+libuser.spec
+libutempter.spec
+libuv.spec
+libvirt.spec
+libvirt-python.spec
+libvorbis.spec
+libwacom.spec
+libwbxml.spec
+libx86emu.spec
+libyaml.spec
+libyubikey.spec
+libzip.spec
+lilv.spec
+lldb.spec
+lmdb.spec
+logrotate.spec
+lshw.spec
+lsof.spec
+lua-expat.spec
+lua-filesystem.spec
+lua-lpeg.spec
+luksmeta.spec
+lzip.spec
+lzo.spec
+m2crypto.spec
+m4.spec
+malcontent.spec
+man-db.spec
+mcpp.spec
+mdadm.spec
+mecab.spec
+metis.spec
+mksh.spec
+mod_auth_openidc.spec
+mod_http2.spec
+mokutil.spec
+mongo-c-driver.spec
+mozjs102.spec
+mpfr.spec
+mpich.spec
+mysql.spec
+nasm.spec
+netcf.spec
+nethogs.spec
+netpbm.spec
+net-snmp.spec
+newt.spec
+nfs-utils.spec
+nftables.spec
+nghttp2.spec
+ninja-build.spec
+nodejs.spec
+npth.spec
+nspr.spec
+nss_wrapper.spec
+nss-mdns.spec
+nss-pam-ldapd.spec
+nss-pem.spec
+ntp.spec
+numpy.spec
+ocl-icd.spec
+oddjob.spec
+oniguruma.spec
+opencc.spec
+OpenEXR.spec
+openhpi.spec
+open-isns.spec
+openmpi.spec
+openscap.spec
+opensp.spec
+openssh.spec
+openvpn.spec
+openvswitch.spec
+p11-kit.spec
+pacemaker.spec
+pam_krb5.spec
+pam_wrapper.spec
+pango.spec
+passwd.spec
+patchelf.spec
+patchutils.spec
+pavucontrol.spec
+pcre2.spec
+perl-autovivification.spec
+perl-B-COW.spec
+perl-BSD-Resource.spec
+perl-Class-XSAccessor.spec
+perl-Clone.spec
+perl-Compress-Bzip2.spec
+perl-Compress-Raw-Bzip2.spec
+perl-Compress-Raw-Zlib.spec
+perl-Crypt-DES.spec
+perl-Crypt-IDEA.spec
+perl-Curses.spec
+perl-Data-Dumper.spec
+perl-Data-UUID.spec
+perl-DateTime.spec
+perl-DB_File.spec
+perl-DBD-MariaDB.spec
+perl-DBD-MySQL.spec
+perl-DBD-Pg.spec
+perl-DBD-SQLite.spec
+perl-Devel-CallChecker.spec
+perl-Devel-Caller.spec
+perl-Devel-LexAlias.spec
+perl-Digest-MD5.spec
+perl-Digest-SHA.spec
+perl-Digest-SHA1.spec
+perl-Digest-SHA3.spec
+perl-Encode-EUCJPASCII.spec
+perl-Encode-JIS2K.spec
+perl-FCGI.spec
+perl-Filter.spec
+perl-GD.spec
+perl-Glib.spec
+perl-GSSAPI.spec
+perl-HTML-Parser.spec
+perl-IO-Tty.spec
+perl-IPC-SysV.spec
+perl-libintl-perl.spec
+perl-List-MoreUtils-XS.spec
+perl-Math-BigInt-FastCalc.spec
+perl-MIME-Base64.spec
+perl-NetAddr-IP.spec
+perl-Package-Stash-XS.spec
+perl-PerlIO-utf8_strict.spec
+perl-PkgConfig-LibPkgConf.spec
+perl-Scalar-List-Utils.spec
+perl-Socket.spec
+perl-Socket6.spec
+perl-Storable.spec
+perl-Sub-Identify.spec
+perl-Sub-Name.spec
+perl-Syntax-Keyword-Try.spec
+perl-Sys-CPU.spec
+perl-Sys-MemInfo.spec
+perl-Sys-Syslog.spec
+perl-TermReadKey.spec
+perl-Test-LeakTrace.spec
+perl-Text-Soundex.spec
+perl-threads-shared.spec
+perl-Time-HiRes.spec
+perl-Unicode-Collate.spec
+perl-Unicode-LineBreak.spec
+perl-Unicode-Normalize.spec
+perl-XML-LibXSLT.spec
+perl-YAML-LibYAML.spec
+phonon.spec
+pigz.spec
+pipewire.spec
+pkgconf.spec
+pngquant.spec
+poco.spec
+polkit-pkla-compat.spec
+poppler.spec
+popt.spec
+postgresql.spec
+postgresql-odbc.spec
+procenv.spec
+proj.spec
+protobuf2.spec
+protobuf-c.spec
+pulseaudio.spec
+pycairo.spec
+pyparted.spec
+PyQt4.spec
+python3.spec
+python-argon2-cffi-bindings.spec
+python-bcrypt.spec
+python-cffi.spec
+python-cheetah.spec
+python-ethtool.spec
+python-greenlet.spec
+python-kiwisolver.spec
+python-lazy-object-proxy.spec
+python-markupsafe.spec
+python-netifaces.spec
+python-pillow.spec
+python-psycopg2.spec
+python-pycryptodomex.spec
+python-pycurl.spec
+python-pymongo.spec
+python-pynacl.spec
+python-pyrsistent.spec
+python-simplejson.spec
+python-systemd.spec
+python-urwid.spec
+python-zope-interface.spec
+python-zstandard.spec
+pyxattr.spec
+qpid-proton.spec
+qrencode.spec
+qscintilla.spec
+qt6-qttools.spec
+quota.spec
+raptor2.spec
+rcs.spec
+realmd.spec
+recode.spec
+rhash.spec
+rpm.spec
+rrdtool.spec
+rsync.spec
+rsyslog.spec
+ruby.spec
+ruby-augeas.spec
+rubygem-bcrypt.spec
+rubygem-bindex.spec
+rubygem-bootsnap.spec
+rubygem-ffi.spec
+rubygem-hiredis.spec
+rubygem-idn.spec
+rubygem-msgpack.spec
+rubygem-nio4r.spec
+rubygem-nokogiri.spec
+rubygem-pg.spec
+rubygem-racc.spec
+rubygem-rdiscount.spec
+rubygem-redcarpet.spec
+rubygem-RedCloth.spec
+rubygem-regexp_property_values.spec
+rubygem-ruby-shadow.spec
+rubygem-sqlite3.spec
+rubygem-thin.spec
+rubygem-unf_ext.spec
+rubygem-websocket-driver.spec
+rust.spec
+satyr.spec
+sbc.spec
+sendmail.spec
+setools.spec
+sg3_utils.spec
+slang.spec
+snappy.spec
+socat.spec
+socket_wrapper.spec
+softhsm.spec
+sox.spec
+soxr.spec
+squid.spec
+sratom.spec
+srt.spec
+sscg.spec
+strace.spec
+subunit.spec
+swtpm.spec
+symlinks.spec
+sysbench.spec
+sysfsutils.spec
+sysprof.spec
+sysstat.spec
+systemd.spec
+taglib.spec
+tang.spec
+tar.spec
+tcl.spec
+tclx.spec
+tcp_wrappers.spec
+tcsh.spec
+teckit.spec
+telepathy-glib.spec
+tigervnc.spec
+time.spec
+timedatex.spec
+tipcutils.spec
+tokyocabinet.spec
+tpm2-tools.spec
+ttembed.spec
+ub-dhcp.spec
+uchardet.spec
+uid_wrapper.spec
+unbound.spec
+units.spec
+unrtf.spec
+unzip.spec
+uriparser.spec
+usbguard.spec
+userspace-rcu.spec
+ustr.spec
+utf8proc.spec
+util-linux.spec
+uuid.spec
+varnish.spec
+vid.stab.spec
+vino.spec
+virt-what.spec
+volume_key.spec
+wget.spec
+wxGTK3.spec
+xcb-util.spec
+xcb-util-image.spec
+xcb-util-keysyms.spec
+xcb-util-wm.spec
+xcb-util-xrm.spec
+xdelta.spec
+xmlstarlet.spec
+xmlto.spec
+xorg-x11-server.spec
+xorg-x11-xauth.spec
+xxhash.spec
+yajl.spec
+yelp.spec
+ykpers.spec
+zenity.spec
+zeromq.spec
+zstd.spec
+
diff --git a/macros b/macros
index 3cd2655..b3fcdb5 100644
--- a/macros
+++ b/macros
@@ -173,6 +173,7 @@
 %__brp_ldconfig /usr/lib/rpm/brp-ldconfig
 %__brp_compress /usr/lib/rpm/brp-compress
 %__brp_strip /usr/lib/rpm/brp-strip %{__strip}
+%__brp_strip_lto /usr/lib/rpm/brp-strip-lto %{__strip}
 %__brp_strip_comment_note /usr/lib/rpm/brp-strip-comment-note %{__strip} %{__objdump}
 %__brp_strip_static_archive /usr/lib/rpm/brp-strip-static-archive %{__strip}
 %__brp_python_bytecompile /usr/lib/rpm/brp-python-bytecompile "%{__python}" "%{?_python_bytecompile_errors_terminate_build}" "%{?_python_bytecompile_extra}"
@@ -185,6 +186,7 @@
     %{?__brp_strip} \
     %{?__brp_strip_comment_note} \
     } \
+    [ "%{_lto_cflags}"x != x ] && %{?__brp_strip_lto} \
     %{?__brp_strip_static_archive} \
     %{?py_auto_byte_compile:%{?__brp_python_bytecompile}} \
     %{?__brp_python_hardlink} \
@@ -261,7 +263,9 @@
 %_ld_as_needed		1
 %_ld_as_needed_flags	%{?_ld_as_needed:-Wl,--as-needed}
 
-%_general_options         -O2 -g -grecord-gcc-switches -pipe -fstack-protector-strong %[ "%{toolchain}" == "clang" ? "-fgcc-compatible" : "" ]
+%_get_lto_cflags          %(/lib/rpm/openEuler/lto_flag)
+%_lto_cflags              %{_get_lto_cflags}
+%_general_options         -O2 %{_lto_cflags} -g -grecord-gcc-switches -pipe -fstack-protector-strong %[ "%{toolchain}" == "clang" ? "-fgcc-compatible" : "" ]
 %_warning_options         -Wall -Werror=format-security
 %_preprocessor_defines    -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS
 
-- 
2.43.0