Seems configure or Makefile rules should ensure a proper compiler options should be used. /bin/sh ../libtool --tag=CC --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -I.. -DG_LOG_DOMAIN=\"pulseaudio-plugin\" -DPACKAGE_LOCALE_DIR=\"/usr/share/locale\" -DDEFAULT_MIXER_COMMAND=\"pavucontrol\" -DDATADIR=\""/usr/share"\" -DNDEBUG -D_REENTRANT -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/gtk-3.0 -I/usr/include/at-spi2-atk/2.0 -I/usr/include/at-spi-2.0 -I/usr/include/dbus-1.0 -I/usr/lib64/dbus-1.0/include -I/usr/include/gtk-3.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/cairo -I/usr/include/pango-1.0 -I/usr/include/harfbuzz -I/usr/include/pango-1.0 -I/usr/include/atk-1.0 -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libdrm -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/libpng16 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/xfce4 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/xfce4/libxfce4ui-2 -I/usr/include/gtk-3.0 -I/usr/include/at-spi2-atk/2.0 -I/usr/include/at-spi-2.0 -I/usr/include/dbus-1.0 -I/usr/lib64/dbus-1.0/include -I/usr/include/gtk-3.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/cairo -I/usr/include/pango-1.0 -I/usr/include/harfbuzz -I/usr/include/pango-1.0 -I/usr/include/atk-1.0 -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libdrm -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/libpng16 -I/usr/include/xfce4 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/xfce4/libxfce4panel-2.0 -I/usr/include/gtk-3.0 -I/usr/include/at-spi2-atk/2.0 -I/usr/include/at-spi-2.0 -I/usr/include/dbus-1.0 -I/usr/lib64/dbus-1.0/include -I/usr/include/gtk-3.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/cairo -I/usr/include/pango-1.0 -I/usr/include/harfbuzz -I/usr/include/pango-1.0 -I/usr/include/atk-1.0 -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libdrm -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/libpng16 -I/usr/include/xfce4 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/xfce4/xfconf-0 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/libpng16 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -O2 -pipe -mpclmul -mpopcnt -march=native -ftree-vectorize -c -o libpulseaudio_plugin_la-pulseaudio-config.lo `test -f 'pulseaudio-config.c' || echo './'`pulseaudio-config.c libtool: compile: x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -I.. -DG_LOG_DOMAIN=\"pulseaudio-plugin\" -DPACKAGE_LOCALE_DIR=\"/usr/share/locale\" -DDEFAULT_MIXER_COMMAND=\"pavucontrol\" -DDATADIR=\"/usr/share\" -DNDEBUG -D_REENTRANT -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/gtk-3.0 -I/usr/include/at-spi2-atk/2.0 -I/usr/include/at-spi-2.0 -I/usr/include/dbus-1.0 -I/usr/lib64/dbus-1.0/include -I/usr/include/gtk-3.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/cairo -I/usr/include/pango-1.0 -I/usr/include/harfbuzz -I/usr/include/pango-1.0 -I/usr/include/atk-1.0 -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libdrm -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/libpng16 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/xfce4 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/xfce4/libxfce4ui-2 -I/usr/include/gtk-3.0 -I/usr/include/at-spi2-atk/2.0 -I/usr/include/at-spi-2.0 -I/usr/include/dbus-1.0 -I/usr/lib64/dbus-1.0/include -I/usr/include/gtk-3.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/cairo -I/usr/include/pango-1.0 -I/usr/include/harfbuzz -I/usr/include/pango-1.0 -I/usr/include/atk-1.0 -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libdrm -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/libpng16 -I/usr/include/xfce4 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/xfce4/libxfce4panel-2.0 -I/usr/include/gtk-3.0 -I/usr/include/at-spi2-atk/2.0 -I/usr/include/at-spi-2.0 -I/usr/include/dbus-1.0 -I/usr/lib64/dbus-1.0/include -I/usr/include/gtk-3.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/cairo -I/usr/include/pango-1.0 -I/usr/include/harfbuzz -I/usr/include/pango-1.0 -I/usr/include/atk-1.0 -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libdrm -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/libpng16 -I/usr/include/xfce4 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/xfce4/xfconf-0 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/libpng16 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -pthread -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -O2 -pipe -mpclmul -mpopcnt -march=native -ftree-vectorize -c pulseaudio-config.c -fPIC -DPIC -o .libs/libpulseaudio_plugin_la-pulseaudio-config.o pulseaudio-config.c: In function 'pulseaudio_config_set_mpris_players': pulseaudio-config.c:457:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode for (guint i = 0; i < g_strv_length (players); i++) { ^ pulseaudio-config.c:457:3: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code pulseaudio-config.c:462:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode for (GSList *list = player_array; list != NULL; list = g_slist_next (list)) { ^ make[3]: *** [Makefile:684: libpulseaudio_plugin_la-pulseaudio-config.lo] Error 1 make[3]: Leaving directory '/scratch/var/tmp/portage/xfce-extra/xfce4-pulseaudio-plugin-0.3.2/work/xfce4-pulseaudio-plugin-0.3.2/panel-plugin' # emerge --info '=xfce-extra/xfce4-pulseaudio-plugin-0.3.2::gentoo' Portage 2.3.13 (python 2.7.14-final-0, default/linux/amd64/13.0, gcc-4.9.4, glibc-2.25-r8, 4.4.92-default-pciehp x86_64) ================================================================= System Settings ================================================================= System uname: Linux-4.4.92-default-pciehp-x86_64-Intel-R-_Core-TM-_i7-2640M_CPU_@_2.80GHz-with-gentoo-2.4.1 KiB Mem: 16375256 total, 11959616 free KiB Swap: 0 total, 0 free Timestamp of repository gentoo: Sun, 19 Nov 2017 17:30:01 +0000 Head commit of repository gentoo: d57d14678aacfc4a9559f9d6679dbdcbba85eb26 sh bash 4.4_p12 ld GNU ld (Gentoo 2.28.1 p1.0) 2.28.1 app-shells/bash: 4.4_p12::gentoo dev-java/java-config: 2.2.0-r3::gentoo dev-lang/perl: 5.24.2::gentoo dev-lang/python: 2.7.14::gentoo, 3.4.6::gentoo, 3.5.4::gentoo, 3.6.1-r1::gentoo dev-util/cmake: 3.9.4::gentoo dev-util/pkgconfig: 0.29.2::gentoo sys-apps/baselayout: 2.4.1-r2::gentoo sys-apps/openrc: 0.34.6::gentoo sys-apps/sandbox: 2.12::gentoo sys-devel/autoconf: 2.13::gentoo, 2.69-r4::gentoo sys-devel/automake: 1.11.6-r2::gentoo, 1.12.6-r1::gentoo, 1.13.4-r1::gentoo, 1.14.1-r1::gentoo, 1.15.1-r1::gentoo sys-devel/binutils: 2.26.1::gentoo, 2.27-r1::gentoo, 2.28-r2::gentoo, 2.28.1::gentoo, 2.29::gentoo, 2.29.1-r1::gentoo sys-devel/gcc: 4.3.6-r1::gentoo, 4.4.7::gentoo, 4.6.4::gentoo, 4.7.4::gentoo, 4.8.5::gentoo, 4.9.4::gentoo, 5.3.0::gentoo, 5.4.0-r3::gentoo, 6.2.0-r1::gentoo, 6.3.0::gentoo, 7.1.0-r1::gentoo sys-devel/gcc-config: 1.9.0::gentoo sys-devel/libtool: 2.4.6-r4::gentoo sys-devel/make: 4.2.1-r1::gentoo sys-kernel/linux-headers: 4.13::gentoo (virtual/os-headers) sys-libs/glibc: 2.25-r8::gentoo Repositories: gentoo location: /scratch/usr/portage sync-type: rsync sync-uri: rsync://rsync.gentoo.org/gentoo-portage priority: -1000 sync-rsync-extra-opts: science location: /scratch/mmokrejs/proj/sci masters: gentoo priority: 0 layman location: /var/lib/layman masters: gentoo priority: 1 haskell location: /var/lib/layman/haskell masters: gentoo priority: 50 vmware location: /var/lib/layman/vmware masters: gentoo priority: 50 ACCEPT_KEYWORDS="amd64 ~amd64" ACCEPT_LICENSE="* -@EULA dlj-1.1 sun-bcla-java-vm Oracle-BCLA-JavaSE IBM-J1.6 skype-eula Nero-EULA-US AdobeFlash-10.3 skype-4.0.0.7-copyright AdobeFlash-11.x OPERA-2014 RAR Intel-SDP" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-O2 -pipe -mpclmul -mpopcnt -march=native -ftree-vectorize" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /etc/stunnel/stunnel.conf /usr/lib64/libreoffice/program/sofficerc /usr/share/easy-rsa /usr/share/gnupg/qualified.txt /usr/share/maven-bin-3.2/conf /usr/share/maven-bin-3.3/conf /var/bind /var/lib/hsqldb /var/spool/torque" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5.6/ext-active/ /etc/php/apache2-php7.1/ext-active/ /etc/php/cgi-php5.6/ext-active/ /etc/php/cgi-php7.1/ext-active/ /etc/php/cli-php5.6/ext-active/ /etc/php/cli-php7.1/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c" CXXFLAGS="-O2 -pipe -mpclmul -mpopcnt -march=native -ftree-vectorize" DISTDIR="/scratch/usr/portage/distfiles" FCFLAGS="-O2 -pipe" FEATURES="assume-digests binpkg-logs config-protect-if-modified distlocks ebuild-locks fixlafiles merge-sync multilib-strict news nostrip parallel-fetch preserve-libs protect-owned sandbox sfperms splitdebug strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr" FFLAGS="-O2 -pipe" GENTOO_MIRRORS="http://gentoo.wheel.sk/ http://ftp.fi.muni.cz/pub/linux/gentoo/ http://gentoo.mirror.web4u.cz/ rsync://gentoo.mirror.dkm.cz/gentoo/ ftp://gentoo.mirror.web4u.cz/" LDFLAGS="-Wl,-O1 -Wl,--as-needed" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" 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="/scratch/var/tmp" USE="R X acpi alsa amd64 amr apache apache2 asm avx berkdb bindist bluetooth boost bzip2 cairo cgi cli coin consolekit cracklib crypt cryptlib cryptsetup cups cxx dbus device-mapper dhcp directfb dri drm dvd emboss encode fax fbcon ffmpeg flac fontconfig fortran fuse gbm gcrypt gd gdbm geoip geolocation gimp glpk gmp gnutls gpm gtk hal hpijs hwdb iconv id3tag imaging innodb inotify java javafx javascript jce jpeg jpg js jscript keymap ladspa lame lapack laptop lcms libnotify lm_sensors mad matroska mmx modemmanager modules mp3 multicore multilib multimedia mysql ncurses networkmanager nfs nls nptl nptlonly nscd ntfs ntfsdecrypt ntfsprogs objc ocr ogg opengl openmp pam parport pcre pcre16 pdf pdfimport pdl perl php pkcs11 plplot png policykit polkit postproc postscript ppds ppp pppd pptx pulseaudio python qt3support qt4 qt5 readline rendering resolvconf samba scanner sctp seccomp server session sha512 slideshow sna sndfile sqlite sse sse2 sse3 sse4_1 sse4_2 ssh ssh-agent ssl sslv2 sslv3 ssse3 startup-notification suexec svg syslog tcl tcpd threads tiff tk truetype twolame udev unicode upower usb v4l v4l2 vim-syntax vnc wavpack wifi x11 xattr xcb xml xorg xrandr xv xvid xvmc zlib" ABI_X86="64 32" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" APACHE2_MODULES="alias authz_host auth_basic auth_digest cgi cgid deflate dir env filter include info mem_cache mime mime_magic negotiation remoteip setenvif status userdir vhost_alias rewrite usertrack cache file_cache disk_cache charset_lite log_config log_forensic" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="aes avx mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 ssse3" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="pc" INPUT_DEVICES="libinput keyboard mouse" KERNEL="linux" L10N="en-US en en-GB cs" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="en_US en_GB en cs" OFFICE_IMPLEMENTATION="libreoffice" POSTGRES_TARGETS="postgres9_5" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_5" RUBY_TARGETS="ruby20 ruby21 ruby23 ruby24" USERLAND="GNU" VIDEO_CARDS="vesa vmware fbdev intel i915 i965" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account" Unset: CC, CPPFLAGS, CTARGET, CXX, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
Created attachment 504972 [details] build.log
Upgrading to GCC5 would resolve this, since it defaults to C11.
Passed on to upstream. We'll see what they say, and probably either fix this via version bump or appending flags.
[05:17:23] <i-garrison> also bug 638158 (affected package version no longer in portage)
