7473 2015-03-18 06:04:23 +0000 systemd: fails to compile with GCC 4.8 2015-08-28 11:55:20 +0000 1 1 7 Build System, Metadata & Runtime OE-Core core 1.8 All Multiple VERIFIED WONTFIX Medium normal 1.9 1 net147 raj.khem bogdanx.a.voiculescu meta.mr.watcher meta.watcher raj.khem bogdanx.a.voiculescu --- Regression (Used to work) No (bug/feature does not impact docs) oldest_to_newest 49510 0 net147 2015-03-18 06:04:23 +0000 Using poky master df0672b038e6942c97d266af9ca175a06f2b0423 with the following added to local.conf: DISTRO_FEATURES_append = " systemd" DISTRO_FEATURES_BACKFILL_CONSIDERED += "sysvinit" VIRTUAL-RUNTIME_init_manager = "systemd" PACKAGE_CLASSES = "package_ipk" GCCVERSION = "4.8%" Run the following to build systemd: bitbake systemd Build Configuration: BB_VERSION = "1.25.0" BUILD_SYS = "x86_64-linux" NATIVELSBSTRING = "Arch-rolling" TARGET_SYS = "i586-poky-linux" MACHINE = "qemux86" DISTRO = "poky" DISTRO_VERSION = "1.7+snapshot-20150318" TUNE_FEATURES = "m32 i586" TARGET_FPU = "" meta meta-yocto meta-yocto-bsp = "master:df0672b038e6942c97d266af9ca175a06f2b0423" ./i586-poky-linux-libtool --tag=CC --mode=link i586-poky-linux-gcc -m32 -march=i586 --sysroot=/home/net147/git/poky/build/tmp/sysroots/qemux86 -std=gnu99 -pipe -Wall -Wextra -Wno-inline -Wundef -Wformat=2 -Wformat-security -Wformat-nonliteral -Wlogical-op -Wsign-compare -Wmissing-include-dirs -Wold-style-definition -Wpointer-arith -Winit-self -Wdeclaration-after-statement -Wfloat-equal -Wsuggest-attribute=noreturn -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-declarations -Wmissing-noreturn -Wshadow -Wendif-labels -Wstrict-aliasing=2 -Wwrite-strings -Wno-long-long -Wno-overlength-strings -Wno-unused-parameter -Wno-missing-field-initializers -Wno-unused-result -Werror=overflow -Wnested-externs -ffast-math -fno-common -fdiagnostics-show-option -fno-strict-aliasing -fvisibility=hidden -ffunction-sections -fdata-sections -fstack-protector -fPIE --param=ssp-buffer-size=4 -flto -ffat-lto-objects -O2 -pipe -g -feliminate-unused-debug-types -Wl,--as-needed -Wl,--no-undefined -Wl,--gc-sections -Wl,-z,relro -Wl,-z,now -pie -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed -o bootctl src/boot/bootctl.o src/boot/boot-loader.o src/boot/boot-efi.o libsystemd-shared.la libsystemd-internal.la -ldl i586-poky-linux-libtool: link: i586-poky-linux-gcc -m32 -march=i586 --sysroot=/home/net147/git/poky/build/tmp/sysroots/qemux86 -std=gnu99 -pipe -Wall -Wextra -Wno-inline -Wundef -Wformat=2 -Wformat-security -Wformat-nonliteral -Wlogical-op -Wsign-compare -Wmissing-include-dirs -Wold-style-definition -Wpointer-arith -Winit-self -Wdeclaration-after-statement -Wfloat-equal -Wsuggest-attribute=noreturn -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-declarations -Wmissing-noreturn -Wshadow -Wendif-labels -Wstrict-aliasing=2 -Wwrite-strings -Wno-long-long -Wno-overlength-strings -Wno-unused-parameter -Wno-missing-field-initializers -Wno-unused-result -Werror=overflow -Wnested-externs -ffast-math -fno-common -fdiagnostics-show-option -fno-strict-aliasing -fvisibility=hidden -ffunction-sections -fdata-sections -fstack-protector -fPIE --param=ssp-buffer-size=4 -flto -ffat-lto-objects -O2 -pipe -g -feliminate-unused-debug-types -Wl,--as-needed -Wl,--no-undefined -Wl,--gc-sections -Wl,-z -Wl,relro -Wl,-z -Wl,now -pie -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed -o bootctl src/boot/bootctl.o src/boot/boot-loader.o src/boot/boot-efi.o ./.libs/libsystemd-shared.a -lcap -lm ./.libs/libsystemd-internal.a -lrt -ldl -pthread libsystemd_internal_la-bus-message.o (symbol from plugin): warning: memset used with constant zero length parameter; this could be due to transposed parameters /home/net147/git/poky/build/tmp/sysroots/qemux86/usr/include/bits/poll2.h: In function 'bus_poll': /home/net147/git/poky/build/tmp/sysroots/qemux86/usr/include/bits/poll2.h:71:2: warning: call to '__ppoll_chk_warn' declared with attribute warning: ppoll called with fds buffer too small file nfds entries [enabled by default] return __ppoll_chk (__fds, __nfds, __timeout, __ss, __bos (__fds)); ^ /home/net147/git/poky/build/tmp/work/i586-poky-linux/systemd/1_219+gitAUTOINC+a88abde721-r0/git/src/shared/machine-image.c: In function 'image_clone': /home/net147/git/poky/build/tmp/work/i586-poky-linux/systemd/1_219+gitAUTOINC+a88abde721-r0/git/src/shared/util.h:673:13: warning: 't' may be used uninitialized in this function [-Wmaybe-uninitialized] free(*(void**) p); ^ /home/net147/git/poky/build/tmp/work/i586-poky-linux/systemd/1_219+gitAUTOINC+a88abde721-r0/git/src/shared/copy.c:393:30: note: 't' was declared here _cleanup_free_ char *t; ^ /home/net147/git/poky/build/tmp/work/i586-poky-linux/systemd/1_219+gitAUTOINC+a88abde721-r0/git/src/shared/util.c:7746:12: warning: 'crtime' may be used uninitialized in this function [-Wmaybe-uninitialized] le = htole64((uint64_t) usec); ^ /home/net147/git/poky/build/tmp/work/i586-poky-linux/systemd/1_219+gitAUTOINC+a88abde721-r0/git/src/shared/copy.c:418:16: note: 'crtime' was declared here usec_t crtime; ^ ./i586-poky-linux-libtool --tag=CC --mode=link i586-poky-linux-gcc -m32 -march=i586 --sysroot=/home/net147/git/poky/build/tmp/sysroots/qemux86 -std=gnu99 -pipe -Wall -Wextra -Wno-inline -Wundef -Wformat=2 -Wformat-security -Wformat-nonliteral -Wlogical-op -Wsign-compare -Wmissing-include-dirs -Wold-style-definition -Wpointer-arith -Winit-self -Wdeclaration-after-statement -Wfloat-equal -Wsuggest-attribute=noreturn -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-declarations -Wmissing-noreturn -Wshadow -Wendif-labels -Wstrict-aliasing=2 -Wwrite-strings -Wno-long-long -Wno-overlength-strings -Wno-unused-parameter -Wno-missing-field-initializers -Wno-unused-result -Werror=overflow -Wnested-externs -ffast-math -fno-common -fdiagnostics-show-option -fno-strict-aliasing -fvisibility=hidden -ffunction-sections -fdata-sections -fstack-protector -fPIE --param=ssp-buffer-size=4 -flto -ffat-lto-objects -O2 -pipe -g -feliminate-unused-debug-types -Wl,--as-needed -Wl,--no-undefined -Wl,--gc-sections -Wl,-z,relro -Wl,-z,now -pie -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed -o hostnamectl src/hostname/hostnamectl.o libsystemd-internal.la libsystemd-shared.la -ldl i586-poky-linux-libtool: link: i586-poky-linux-gcc -m32 -march=i586 --sysroot=/home/net147/git/poky/build/tmp/sysroots/qemux86 -std=gnu99 -pipe -Wall -Wextra -Wno-inline -Wundef -Wformat=2 -Wformat-security -Wformat-nonliteral -Wlogical-op -Wsign-compare -Wmissing-include-dirs -Wold-style-definition -Wpointer-arith -Winit-self -Wdeclaration-after-statement -Wfloat-equal -Wsuggest-attribute=noreturn -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-declarations -Wmissing-noreturn -Wshadow -Wendif-labels -Wstrict-aliasing=2 -Wwrite-strings -Wno-long-long -Wno-overlength-strings -Wno-unused-parameter -Wno-missing-field-initializers -Wno-unused-result -Werror=overflow -Wnested-externs -ffast-math -fno-common -fdiagnostics-show-option -fno-strict-aliasing -fvisibility=hidden -ffunction-sections -fdata-sections -fstack-protector -fPIE --param=ssp-buffer-size=4 -flto -ffat-lto-objects -O2 -pipe -g -feliminate-unused-debug-types -Wl,--as-needed -Wl,--no-undefined -Wl,--gc-sections -Wl,-z -Wl,relro -Wl,-z -Wl,now -pie -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed -o hostnamectl src/hostname/hostnamectl.o ./.libs/libsystemd-internal.a -lrt ./.libs/libsystemd-shared.a -lcap -lm -ldl -pthread libsystemd_shared_la-hashmap.o (symbol from plugin): warning: memset used with constant zero length parameter; this could be due to transposed parameters /home/net147/git/poky/build/tmp/sysroots/qemux86/usr/include/bits/poll2.h: In function 'bus_poll': /home/net147/git/poky/build/tmp/sysroots/qemux86/usr/include/bits/poll2.h:71:2: warning: call to '__ppoll_chk_warn' declared with attribute warning: ppoll called with fds buffer too small file nfds entries [enabled by default] return __ppoll_chk (__fds, __nfds, __timeout, __ss, __bos (__fds)); ^ /tmp/cc4cB1Qi.ltrans26.ltrans.o: In function `bus_error_name_to_errno.16899': /home/net147/git/poky/build/tmp/work/i586-poky-linux/systemd/1_219+gitAUTOINC+a88abde721-r0/git/src/libsystemd/sd-bus/bus-error.c:112: undefined reference to `__start_BUS_ERROR_MAP' /home/net147/git/poky/build/tmp/work/i586-poky-linux/systemd/1_219+gitAUTOINC+a88abde721-r0/git/src/libsystemd/sd-bus/bus-error.c:112: undefined reference to `__stop_BUS_ERROR_MAP' /home/net147/git/poky/build/tmp/work/i586-poky-linux/systemd/1_219+gitAUTOINC+a88abde721-r0/git/src/libsystemd/sd-bus/bus-error.c:112: undefined reference to `__stop_BUS_ERROR_MAP' collect2: error: ld returned 1 exit status Makefile:9895: recipe for target 'libnss_mymachines.la' failed 49511 1 raj.khem 2015-03-18 06:09:09 +0000 Can you try passing -fno-lto in CFLAGS and see if that helps ? 49512 2 net147 2015-03-18 06:14:38 +0000 (In reply to comment #1) > Can you try passing -fno-lto in CFLAGS and see if that helps ? It compiles successfully with the following change: --- a/meta/recipes-core/systemd/systemd_219.bb +++ b/meta/recipes-core/systemd/systemd_219.bb @@ -111,6 +111,7 @@ EXTRA_OECONF = " --with-rootprefix=${rootprefix} \ EXTRA_OECONF_append_libc-uclibc = " --disable-myhostname " do_configure_prepend() { + export CFLAGS="-fno-lto" export CPP="${HOST_PREFIX}cpp ${TOOLCHAIN_OPTIONS} ${HOST_CC_ARCH}" export NM="${HOST_PREFIX}gcc-nm" export AR="${HOST_PREFIX}gcc-ar" 49513 3 raj.khem 2015-03-18 06:18:55 +0000 (In reply to comment #2) > (In reply to comment #1) > > Can you try passing -fno-lto in CFLAGS and see if that helps ? > > It compiles successfully with the following change: > --- a/meta/recipes-core/systemd/systemd_219.bb > +++ b/meta/recipes-core/systemd/systemd_219.bb > @@ -111,6 +111,7 @@ EXTRA_OECONF = " --with-rootprefix=${rootprefix} \ > EXTRA_OECONF_append_libc-uclibc = " --disable-myhostname " > > do_configure_prepend() { > + export CFLAGS="-fno-lto" > export CPP="${HOST_PREFIX}cpp ${TOOLCHAIN_OPTIONS} ${HOST_CC_ARCH}" > export NM="${HOST_PREFIX}gcc-nm" > export AR="${HOST_PREFIX}gcc-ar" OK another thing you could try is in systemd itself see if this works diff --git a/src/libsystemd/sd-bus/bus-error.c b/src/libsystemd/sd-bus/bus-error.c index 3bf0c5d..d96259e 100644 --- a/src/libsystemd/sd-bus/bus-error.c +++ b/src/libsystemd/sd-bus/bus-error.c @@ -32,6 +32,8 @@ #include "sd-bus.h" #include "bus-error.h" +char dummy_bus_error_map[0] __attribute__ ((__section__("BUS_ERROR_MAP"))); + BUS_ERROR_MAP_ELF_REGISTER const sd_bus_error_map bus_standard_errors[] = { SD_BUS_ERROR_MAP("org.freedesktop.DBus.Error.Failed", EACCES), SD_BUS_ERROR_MAP("org.freedesktop.DBus.Error.NoMemory", ENOMEM), 49514 4 net147 2015-03-18 06:24:59 +0000 (In reply to comment #3) > (In reply to comment #2) > > (In reply to comment #1) > > > Can you try passing -fno-lto in CFLAGS and see if that helps ? > > > > It compiles successfully with the following change: > > --- a/meta/recipes-core/systemd/systemd_219.bb > > +++ b/meta/recipes-core/systemd/systemd_219.bb > > @@ -111,6 +111,7 @@ EXTRA_OECONF = " --with-rootprefix=${rootprefix} \ > > EXTRA_OECONF_append_libc-uclibc = " --disable-myhostname " > > > > do_configure_prepend() { > > + export CFLAGS="-fno-lto" > > export CPP="${HOST_PREFIX}cpp ${TOOLCHAIN_OPTIONS} ${HOST_CC_ARCH}" > > export NM="${HOST_PREFIX}gcc-nm" > > export AR="${HOST_PREFIX}gcc-ar" > > OK > > another thing you could try is in systemd itself see if this works > > diff --git a/src/libsystemd/sd-bus/bus-error.c > b/src/libsystemd/sd-bus/bus-error.c > index 3bf0c5d..d96259e 100644 > --- a/src/libsystemd/sd-bus/bus-error.c > +++ b/src/libsystemd/sd-bus/bus-error.c > @@ -32,6 +32,8 @@ > #include "sd-bus.h" > #include "bus-error.h" > > +char dummy_bus_error_map[0] __attribute__ ((__section__("BUS_ERROR_MAP"))); > + > BUS_ERROR_MAP_ELF_REGISTER const sd_bus_error_map bus_standard_errors[] = { > SD_BUS_ERROR_MAP("org.freedesktop.DBus.Error.Failed", > EACCES), > SD_BUS_ERROR_MAP("org.freedesktop.DBus.Error.NoMemory", > ENOMEM), Removing -fno-lto from CFLAGS and applying the above patch gives the following compile error: /home/net147/git/poky/build/tmp/work/i586-poky-linux/systemd/1_219+gitAUTOINC+a88abde721-r0/git/src/libsystemd/sd-bus/bus-error.c:35:6: error: dummy_bus_error_map causes a section type conflict with bus_standard_errors char dummy_bus_error_map[0] __attribute__ ((__section__("BUS_ERROR_MAP"))); ^ /home/net147/git/poky/build/tmp/work/i586-poky-linux/systemd/1_219+gitAUTOINC+a88abde721-r0/git/src/libsystemd/sd-bus/bus-error.c:37:51: note: 'bus_standard_errors' was declared here BUS_ERROR_MAP_ELF_REGISTER const sd_bus_error_map bus_standard_errors[] = { ^ Makefile:14974: recipe for target 'src/libsystemd/sd-bus/libsystemd_internal_la-bus-error.lo' failed 49518 5 net147 2015-03-18 08:21:16 +0000 It seems that -Wl,--gc-sections is causing the BUS_ERROR_MAP section to be removed... 50837 6 raj.khem 2015-05-07 06:56:32 +0000 (In reply to comment #5) > It seems that -Wl,--gc-sections is causing the BUS_ERROR_MAP section to be > removed... since gcc 4.8 will be removed from 1.9 as soon as 5.0 comes in. I would like to leave this as wont fix. and for folks who use gcc 4.8, the fix is already mentioned to disable LTO 50838 7 raj.khem 2015-05-07 06:59:09 +0000 gcc 4.9 is default on 1.8, and if users are defaulting to gcc 4.8 then they have a fix here to disable LTO, but I would not like to degrade systemd build by disabling LTO system-wide when it works ok with gcc 4.9 53526 8 bogdanx.a.voiculescu 2015-08-28 11:55:20 +0000 wontfix