Bug 794871 – sys-libs/llvm-libunwind-12.0.0: fails to build on sparc (work/libunwind/src/UnwindRegistersSave.S:1011: Error: detected global register use not covered by .register pseudo-op)

• Product: Gentoo Linux
• Status: RESOLVED FIXED

[Description Sam James 2021-06-08 07:57:25 UTC]

Created attachment 714444 [details]
build.log

/var/tmp/portage/sys-libs/llvm-libunwind-12.0.0/work/libunwind/src/UnwindRegistersSave.S:1110:46: warning: invoking macro GLUE2 argument 1: empty macro arguments are undefined in ISO C90 [-Wpedantic]
/var/tmp/portage/sys-libs/llvm-libunwind-12.0.0/work/libunwind/src/UnwindRegistersSave.S: Assembler messages:
/var/tmp/portage/sys-libs/llvm-libunwind-12.0.0/work/libunwind/src/UnwindRegistersSave.S:1011: Error: detected global register use not covered by .register pseudo-op
/var/tmp/portage/sys-libs/llvm-libunwind-12.0.0/work/libunwind/src/UnwindRegistersSave.S:1011: Error: detected global register use not covered by .register pseudo-op
/var/tmp/portage/sys-libs/llvm-libunwind-12.0.0/work/libunwind/src/UnwindRegistersSave.S:1011: Error: detected global register use not covered by .register pseudo-op
[4/10] /usr/bin/sparc64-unknown-linux-gnu-gcc -Dunwind_shared_EXPORTS -I/var/tmp/portage/sys-libs/llvm-libunwind-12.0.0/work/libunwind/include  -O2 -mcpu=ultrasparc -pipe -fPIC -Werror=return-type -W -Wall -Wchar-subscripts -Wconversion -Wmismatched-tags -Wmissing-braces -Wno-unused-function -Wshadow -Wsign-compare -Wsign-conversion -Wstrict-aliasing=2 -Wstrict-overflow=4 -Wunused-parameter -Wunused-variable -Wwrite-strings -Wundef -Wno-suggest-override -Wno-error -pedantic -funwind-tables -nostdinc++ -DNDEBUG -fno-rtti -std=c99 -MD -MT src/CMakeFiles/unwind_shared.dir/Unwind-sjlj.c.o -MF src/CMakeFiles/unwind_shared.dir/Unwind-sjlj.c.o.d -o src/CMakeFiles/unwind_shared.dir/Unwind-sjlj.c.o -c /var/tmp/portage/sys-libs/llvm-libunwind-12.0.0/work/libunwind/src/Unwind-sjlj.c
cc1: warning: command-line option ‘-nostdinc++’ is valid for C++/ObjC++ but not for C
cc1: warning: command-line option ‘-Wmismatched-tags’ is valid for C++/ObjC++ but not for C
cc1: warning: command-line option ‘-Wno-suggest-override’ is valid for C++/ObjC++ but not for C
cc1: warning: command-line option ‘-fno-rtti’ is valid for C++/D/ObjC++ but not for C
[5/10] /usr/bin/sparc64-unknown-linux-gnu-gcc -Dunwind_shared_EXPORTS -I/var/tmp/portage/sys-libs/llvm-libunwind-12.0.0/work/libunwind/include  -O2 -mcpu=ultrasparc -pipe -fPIC -Werror=return-type -W -Wall -Wchar-subscripts -Wconversion -Wmismatched-tags -Wmissing-braces -Wno-unused-function -Wshadow -Wsign-compare -Wsign-conversion -Wstrict-aliasing=2 -Wstrict-overflow=4 -Wunused-parameter -Wunused-variable -Wwrite-strings -Wundef -Wno-suggest-override -Wno-error -pedantic -funwind-tables -nostdinc++ -DNDEBUG -fno-rtti -std=c99 -MD -MT src/CMakeFiles/unwind_shared.dir/UnwindLevel1-gcc-ext.c.o -MF src/CMakeFiles/unwind_shared.dir/UnwindLevel1-gcc-ext.c.o.d -o src/CMakeFiles/unwind_shared.dir/UnwindLevel1-gcc-ext.c.o -c /var/tmp/portage/sys-libs/llvm-libunwind-12.0.0/work/libunwind/src/UnwindLevel1-gcc-ext.c
cc1: warning: command-line option ‘-nostdinc++’ is valid for C++/ObjC++ but not for C

----
Portage 3.0.19 (python 3.9.5-final-0, default/linux/sparc/17.0/64ul, gcc-11.1.0, glibc-2.33, 5.11.15-gentoo sparc)
=================================================================
System uname: Linux-5.11.15-gentoo-sparc-sun4v-with-glibc2.33
KiB Mem:   531343000 total, 477365184 free
KiB Swap:          0 total,         0 free
Timestamp of repository gentoo: Tue, 08 Jun 2021 07:35:25 +0000
sh dash 0.5.11.3-r1
ld GNU ld (Gentoo 2.36.1 p3) 2.36.1
app-shells/bash:          5.1_p8::gentoo
dev-lang/perl:            5.34.0::gentoo
dev-lang/python:          2.7.18_p10::gentoo, 3.8.10_p1::gentoo, 3.9.5_p1::gentoo, 3.10.0_beta1::gentoo
dev-util/cmake:           3.20.2::gentoo
sys-apps/baselayout:      2.7-r2::gentoo
sys-apps/openrc:          0.43.3::gentoo
sys-apps/sandbox:         2.24::gentoo
sys-devel/autoconf:       2.13-r1::gentoo, 2.69-r5::gentoo
sys-devel/automake:       1.16.3-r1::gentoo
sys-devel/binutils:       2.36.1-r1::gentoo
sys-devel/gcc:            11.1.0::gentoo
sys-devel/gcc-config:     2.4::gentoo
sys-devel/libtool:        2.4.6-r6::gentoo
sys-devel/make:           4.3::gentoo
sys-kernel/linux-headers: 5.12::gentoo (virtual/os-headers)
sys-libs/glibc:           2.33::gentoo
Repositories:

gentoo
    location: /bound/portage
    sync-type: rsync
    sync-uri: rsync://rsync.gentoo.org/gentoo-portage
    priority: -1000
    sync-rsync-verify-metamanifest: yes
    sync-rsync-verify-max-age: 24
    sync-rsync-verify-jobs: 1
    sync-rsync-extra-opts:

ACCEPT_KEYWORDS="sparc ~sparc"
ACCEPT_LICENSE="@FREE"
CBUILD="sparc64-unknown-linux-gnu"
CFLAGS="-O2 -mcpu=ultrasparc -pipe"
CHOST="sparc64-unknown-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo"
CXXFLAGS="-O2 -mcpu=ultrasparc -pipe"
DISTDIR="/bound/distfiles"
EMERGE_DEFAULT_OPTS="--complete-graph --with-bdeps=y --keep-going --deep"
ENV_UNSET="CARGO_HOME DBUS_SESSION_BUS_ADDRESS DISPLAY GOBIN GOPATH PERL5LIB PERL5OPT PERLPREFIX PERL_CORE PERL_MB_OPT PERL_MM_OPT XAUTHORITY XDG_CACHE_HOME XDG_CONFIG_HOME XDG_DATA_HOME XDG_RUNTIME_DIR"
FCFLAGS="-O2 -mcpu=ultrasparc -pipe"
FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs binpkg-multi-instance cgroup config-protect-if-modified distlocks ebuild-locks fixlafiles ipc-sandbox merge-sync network-sandbox news parallel-fetch pid-sandbox preserve-libs protect-owned qa-unresolved-soname-deps sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-O2 -mcpu=ultrasparc -pipe"
GENTOO_MIRRORS="http://distfiles.gentoo.org"
LANG="C.UTF8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--hash-style=gnu"
MAKEOPTS="-j150 -l257"
PKGDIR="/var/cache/binpkgs"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git"
PORTAGE_TMPDIR="/var/tmp"
USE="X acl berkdb big-endian bzip2 caps cli crypt dbus dri elogind filecaps fortran gdbm gmp iconv introspection ipv6 jit libglvnd libtirpc llvm-libunwind ncurses nls nptl openmp pam pcre polkit readline sparc split-usr ssl tcpd unicode xattr zlib" ADA_TARGET="gnat_2018" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="karbon sheets words" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock greis isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" INPUT_DEVICES="libinput" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LUA_SINGLE_TARGET="lua5-1" LUA_TARGETS="lua5-1" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php7-3 php7-4" POSTGRES_TARGETS="postgres10 postgres11" PYTHON_SINGLE_TARGET="python3_9" PYTHON_TARGETS="python3_9 python3_8" RUBY_TARGETS="ruby26 ruby27" USERLAND="GNU" VIDEO_CARDS="fbdev glint mga r128 radeon dummy v4l" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq proto steal rawnat logmark ipmark dhcpmac delude chaos account"
Unset:  CC, CPPFLAGS, CTARGET, CXX, INSTALL_MASK, LC_ALL, LINGUAS, PORTAGE_BINHOST, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, RUSTFLAGS

[Comment 1 Sam James 2022-01-28 00:23:17 UTC]

Looks like https://reviews.llvm.org/D116857 is the new upstream PR...

[Comment 2 Sam James 2022-04-26 02:55:19 UTC]

This is done, dusted, and merged upstream.