On Tue, Apr 2, 2019 at 8:46 AM Kang Kai <kai.k...@windriver.com> wrote: > > Hi Raj, > > I meet a link problem of virglrenderer with gcc options '-O2 > -fvisibility=default' configured in local.conf: > > SELECTED_OPTIMIZATION = "-O2 -fvisibility=default" > > It fails on qemux86 but succeeds on x86-64. > > And the error message: > > | i586-poky-linux-libtool: link: i586-poky-linux-gcc -m32 -march=i586 > -fstack-protector-strong -D_FORTIFY_SOURCE=2 -Wformat -Wformat-security > -Werror= > format-security > --sysroot=/home/kkang/buildarea/Yocto/build-systemd/tmp/work/i586-poky-linux/virglrenderer/0.7.0-r0/recipe-sysroot > -shared -fPIC -DPIC > .libs/virglrenderer.o *-Wl,--whole-archive* ./.libs/libvrend.a > gallium/auxiliary/.libs/libgallium.a *-Wl,--no-whole-archive* -lm -ldrm > -lgbm -lepoxy -lX1 > 1 -m32 -march=i586 -fstack-protector-strong > --sysroot=/home/kkang/buildarea/Yocto/build-systemd/tmp/work/i586-poky-linux/virglrenderer/0.7.0-r0/recipe- > sysroot -O2 -Wl,-Bsymbolic -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed > -fstack-protector-strong -Wl,-z -Wl,relro -Wl,-z -Wl,now -pthread > -Wl,-soname > -Wl,libvirglrenderer.so.0 -o .libs/libvirglrenderer.so.0.2.0 > | > /home/kkang/buildarea/Yocto/build-systemd/tmp/work/i586-poky-linux/virglrenderer/0.7.0-r0/recipe-sysroot-native/usr/bin/i586-poky-linux/../../libexec/ > i586-poky-linux/gcc/i586-poky-linux/8.3.0/ld: > gallium/auxiliary/.libs/libgallium.a(u_cpu_detect.o): relocation > R_386_GOTOFF against undefined symbol `ut > il_cpu_caps' can not be used when making a shared object > > It could pass if options -Wl,--whole-archive and -Wl,--no-whole-archive > are removed. > > It says 'relocation R_386_GOTOFF' but when I check the file, it shows > relocation type is R_386_GOT32X: > > $ readelf --relocs ./util/.libs/u_cpu_detect.o | grep util_cpu_caps > 00000092 0000102b R_386_GOT32X 00000004 util_cpu_caps > > AFAIK R_386_GOT32X is not used with PIC. But I don't know why the type > is R_386_GOT32X that -fPIC has been applied already? > > Any suggestion is great appreciated. Thanks. >
it seems you have to build PIC archive for libgallium.a, it might not be using the right -fPIC flags during compile/link phase. > > -- > Kai Kang > -- _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.openembedded.org/mailman/listinfo/openembedded-core
