objcopy exit with signal 10 trying to update to recent -CURRENT

[Renato Botelho do Couto]

I’m trying to upgrade a -CURRENT amd64 installation from r297492 to r298203 and got:

c++ -O2 -pipe -I/usr/src/usr.bin/clang/llvm-tblgen/../../../contrib/llvm/include -I/usr/src/usr.bin/clang/llvm-tblgen/../../../contrib/llvm/tools/clang/include -I/usr/src/usr.bin/clang/llvm-tblgen/../../../contrib/llvm/utils/TableGen -I. -I/usr/src/usr.bin/clang/llvm-tblgen/../../../contrib/llvm/../../lib/clang/include -DLLVM_ON_UNIX -DLLVM_ON_FREEBSD -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -fno-strict-aliasing -DLLVM_DEFAULT_TARGET_TRIPLE=\"x86_64-unknown-freebsd11.0\" -DLLVM_HOST_TRIPLE=\"x86_64-unknown-freebsd11.0\" -DDEFAULT_SYSROOT=\"/usr/obj/usr/src/tmp\" -g -Qunused-arguments -I/usr/obj/usr/src/tmp/legacy/usr/include -std=c++11 -fno-exceptions -fno-rtti -stdlib=libc++ -Wno-c++11-extensions  -static -L/usr/obj/usr/src/tmp/legacy/usr/lib -o llvm-tblgen.full  AsmMatcherEmitter.o AsmWriterEmitter.o AsmWriterInst.o Attributes.o CTagsEmitter.o CallingConvEmitter.o CodeEmitterGen.o CodeGenDAGPatterns.o CodeGenInstruction.o CodeGenMapTable.o CodeGenRegisters.o CodeGenSchedule.o CodeGenTarget.o DAGISelEmitter.o DAGISelMatcher.o DAGISelMatcherEmitter.o DAGISelMatcherGen.o DAGISelMatcherOpt.o DFAPacketizerEmitter.o DisassemblerEmitter.o FastISelEmitter.o FixedLenDecoderEmitter.o InstrInfoEmitter.o IntrinsicEmitter.o OptParserEmitter.o PseudoLoweringEmitter.o RegisterInfoEmitter.o SubtargetEmitter.o TableGen.o X86DisassemblerTables.o X86ModRMFilters.o X86RecognizableInstr.o /usr/obj/usr/src/tmp/usr/src/usr.bin/clang/llvm-tblgen/../../../lib/clang/libllvmtablegen/libllvmtablegen.a /usr/obj/usr/src/tmp/usr/src/usr.bin/clang/llvm-tblgen/../../../lib/clang/libllvmsupport/libllvmsupport.a  -lncursesw  -lpthread -legacy
objcopy --only-keep-debug llvm-tblgen.full llvm-tblgen.debug
objcopy --strip-debug --add-gnu-debuglink=llvm-tblgen.debug  llvm-tblgen.full llvm-tblgen
*** Signal 10

I’ve already tried a fresh build after remove /usr/obj, same problem. Any ideas?
--
Renato Botelho do Couto
Software Engineer
Netgate, Inc.