Failed

LLVM-Unit.CodeGen/_/CodeGenTests.MachineInstrSpan.DistanceBegin (from LLVM-Unit)

Failing for the past 2 builds (Since Failed#6454 )
Took 0.21 sec.

Stacktrace

Note: Google Test filter = MachineInstrSpan.DistanceBegin
[==========] Running 1 test from 1 test case.
[----------] Global test environment set-up.
[----------] 1 test from MachineInstrSpan
[ RUN      ] MachineInstrSpan.DistanceBegin
/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm/include/llvm/CodeGen/MachineFunction.h:474:46: runtime error: reference binding to null pointer of type 'llvm::MachineRegisterInfo'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm/include/llvm/CodeGen/MachineFunction.h:474:46 in