Fails to build with LLD or Gold due to -Wl,--default-symver

[jbeich]

$ export LDFLAGS=-fuse-ld=lld
$ cmake -GNinja .
$ ninja
FAILED: __bin/release/simple_1_session
: && /usr/bin/clang++  -msse4.2 -std=c++11 -m64 -g  -pipe -fPIC -Wall -Wformat -Wformat-security -Wnon-virtual-dtor -Wno-deprecated-declarations -Wno-unknown-pragmas -Wno-unused  -DUNIX -D__USE_LARGEFILE64 -D_FILE_OFFSET_BITS=64 -DLINUX -DLINUX32 -DLINUX64 -DMSDK_BUILD=\"\"  -DMFX_BUILD_INFO="\"FreeBSD-13.0-CURRENT 13.0-CURRENT | Clang 9.0.0"\" -DMFX_API_VERSION=\"1.31\" -DMFX_GIT_COMMIT=\"1ea2ffef\" -O3 -DNDEBUG  -fPIE -pie -fuse-ld=lld   -Wl,--no-undefined,-z,relro,-z,now,-z,noexecstack -Wl,--no-as-needed -ldl  -fstack-protector   -Wl,--default-symver -Wl,--no-undefined,-z,relro,-z,now,-z,noexecstack -fstack-protector tutorials/simple_1_session/CMakeFiles/simple_1_session.dir/src/simple_session.cpp.o  -o __bin/release/simple_1_session  -Xlinker --start-group __lib/release/libtutorials_common.a -lva -lva-drm __bin/release/libmfx.so.1.31 -ldl -lpthread -Xlinker --end-group -lgcc -lgcc && :
ld.lld: error: unknown argument '--default-symver'
clang++: error: linker command failed with exit code 1 (use -v to see invocation)
ninja: build stopped: subcommand failed.

[jbeich]

Gold linker is also affected. Found via DragonFly.

$ export LDFLAGS=-fuse-ld=gold
$ cmake -GNinja .
$ ninja
FAILED: __bin/release/simple_1_session
: && /usr/bin/g++  -msse4.2 -std=c++11 -m64 -g  -pipe -fPIC -Wall -Wformat -Wformat-security -Wnon-virtual-dtor -Wno-deprecated-declarations -Wno-unknown-pragmas -Wno-unused  -DUNIX -D__USE_LARGEFILE64 -D_FILE_OFFSET_BITS=64 -DLINUX -DLINUX32 -DLINUX64 -DMSDK_BUILD=\"\"  -DMFX_BUILD_INFO="\"FreeBSD-13.0-CURRENT 13.0-CURRENT | GNU 9.2.0"\" -DMFX_API_VERSION=\"1.31\" -DMFX_GIT_COMMIT=\"006b7686\" -O3 -DNDEBUG  -fPIE -pie -fuse-ld=gold   -Wl,--no-undefined,-z,relro,-z,now,-z,noexecstack -Wl,--no-as-needed -ldl  -fstack-protector   -Wl,--default-symver -Wl,--no-undefined,-z,relro,-z,now,-z,noexecstack -fstack-protector tutorials/simple_1_session/CMakeFiles/simple_1_session.dir/src/simple_session.cpp.o  -o __bin/release/simple_1_session  -Xlinker --start-group __lib/release/libtutorials_common.a -lva -lva-drm __bin/release/libmfx.so.1.31 -ldl -lpthread -Xlinker --end-group -lgcc -lgcc && :
/usr/bin/ld.gold: --default-symver: unknown option
/usr/bin/ld.gold: use the --help option for usage information
collect2: error: ld returned 1 exit status
ninja: build stopped: subcommand failed.

[dmitryermilov]

Oleg, can you please assign?