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852f2d9d26
Build fails when conf/local.conf has both hardening and ptests enabled: require conf/distro/include/security_flags.inc DISTRO_FEATURES_append = " ptest" Use CXXFLAGS for examples too to avoid hardening warnings about using O0 optimization. Then change linking order to avoid linker failures: aarch64-poky-linux-g++ -fstack-protector-strong -D_FORTIFY_SOURCE=2 -Wformat -Wformat-security -Werror=form at-security -fstack-protector-strong -D_FORTIFY_SOURCE=2 -Wformat -Wformat-security -Werror=format-security --sysroot=/home/builder/src/base/build/tmp/work/aarch64-poky-linux/protobuf/3.8.0-r0/recipe-sysroot -O2 -pipe -g -feliminate-unused-debug-types -fmacro-prefix-map=/home/builder/src/base/build/tmp/work/aar ch64-poky-linux/protobuf/3.8.0-r0=/usr/src/debug/protobuf/3.8.0-r0 -fdebug-pre fix-map=/home/builder/src/base/build/tmp/work/aarch64-poky-linux/protobuf/3.8.0-r0=/usr/src/debug/pr otobuf/3.8.0-r0 -fdebug-prefix-map=/home/builder/src/base/build/tmp/work/aarch6 4-poky-linux/protobuf/3.8.0-r0/recipe-sysroot= -fdebug-prefix-map=/home/builder/src /base/build/tmp/work/aarch64-poky-linux/protobuf/3.8.0-r0/recipe-sysroot-native= -fvisibility-inlin es-hidden -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed -fstack-protector-strong -Wl,-z,relro,-z,now -fstack-p rotector-strong -Wl,-z,relro,-z,now -pthread -I/home/builder/src/base/build/tmp/work/aarch64-poky-linux/p rotobuf/3.8.0-r0/git/src -L/home/builder/src/base/build/tmp/work/aarch64-poky-linux/protobuf/3.8.0-r 0/git/src/.libs -L/home/builder/src/base/build/tmp/work/aarch64-poky-linux/protobuf/3.8.0-r0/re cipe-sysroot/usr/lib -lprotobuf ../src/google/protobuf/.libs/timestamp.pb.o add_person.cc addressbook.pb.cc - o add_person_cpp /home/builder/src/base/build/tmp/work/aarch64-poky-linux/protobuf/3.8.0-r0/recipe-sysroot-native/usr /bin/aarch64-poky-linux/../../libexec/aarch64-poky-linux/gcc/aarch64-poky-linux/9.1.0/ld: ../src/google/protobuf/.libs/timestamp.pb.o: in function `google::protobuf::Timestamp::SerializeWithCachedSizes(google::protobuf::io::CodedOutputStream*) const': /usr/src/debug/protobuf/3.8.0-r0/git/src/google/protobuf/timestamp.pb.cc:279: undefined reference to `google::protobuf::internal::WireFormat::SerializeUnknownFields(google::protobuf::UnknownFieldSet const&, google::protobuf::io::CodedOutputStream*)' Signed-off-by: Mikko Rapeli <mikko.rapeli@bmw.de> Signed-off-by: Khem Raj <raj.khem@gmail.com>