swift-3.0-branch linux PR builder failure

Hi,

llvm seems to be failing to build on linux PR builder for swift-3.0-branch

https://ci.swift.org/job/swift-package-manager-PR-Linux/630/consoleFull#1458323263ee1a197b-acac-4b17-83cf-a53b95139a76

/home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/build/buildbot_linux/llvm-linux-x86_64/lib/libLLVMAnalysis.a /home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/build/buildbot_linux/llvm-linux-x86_64/lib/libLLVMCore.a /home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/build/buildbot_linux/llvm-linux-x86_64/lib/libLLVMSupport.a -lrt -ldl -ltinfo -lpthread -lz -lm -Wl,-rpath,/home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/build/buildbot_linux/llvm-linux-x86_64/lib:/home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/build/buildbot_linux/swift-linux-x86_64/lib:/home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/build/buildbot_linux/cmark-linux-x86_64/src: && :
<>/home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/build/buildbot_linux/llvm-linux-x86_64/lib/libLLVMCoverage.a(CoverageMapping.cpp.o):/home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/llvm/lib/ProfileData/Coverage/CoverageMapping.cpp:function llvm::coverage::CounterMappingContext::evaluate(llvm::coverage::Counter const&) const: error: undefined reference to 'llvm::errorCodeToError(std::error_code)'
<>/home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/build/buildbot_linux/llvm-linux-x86_64/lib/libLLVMCoverage.a(CoverageMapping.cpp.o):/home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/llvm/lib/ProfileData/Coverage/CoverageMapping.cpp:function llvm::coverage::CounterMappingContext::evaluate(llvm::coverage::Counter const&) const: error: undefined reference to 'llvm::errorCodeToError(std::error_code)'
/home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/build/buildbot_linux/llvm-linux-x86_64/lib/libLLVMCoverage.a(CoverageMapping.cpp.o):/home/buildnode/disk2/workspace/swift-package-manager-PR-Linux/llvm/lib/ProfileData/Coverage/CoverageMapping.cpp:function llvm::coverage::CoverageMapping::loadFunctionRecord(llvm::coverage::CoverageMappingRecord const&, llvm::IndexedInstrProfReader&): error: undefined reference to 'vtable for llvm::InstrProfError'