Regression

LLVM.ThinLTO/X86.noinline.ll (from LLVM)

Failing for the past 1 build (Since Failed#7066 )
Took 1.5 sec.

Stacktrace

Script:
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: 'RUN: at line 3';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/opt -module-summary /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/test/ThinLTO/X86/noinline.ll -o /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp1.bc
: 'RUN: at line 4';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/opt -module-summary /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/test/ThinLTO/X86/Inputs/noinline.ll -o /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp2.bc
: 'RUN: at line 5';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/llvm-lto2 run /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp1.bc /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp2.bc -o /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp3.o    -save-temps          -r=/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp1.bc,main,px    -r=/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp1.bc,foo,       -r=/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp2.bc,foo,p
: 'RUN: at line 11';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/llvm-dis /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp3.o.1.3.import.bc -o - | /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/FileCheck /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/test/ThinLTO/X86/noinline.ll
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Exit Code: 134

Command Output (stderr):
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/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/include/llvm/CodeGen/ReachingDefAnalysis.h:47:43: runtime error: left shift of negative value -1
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/include/llvm/CodeGen/ReachingDefAnalysis.h:47:43 in 
PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash backtrace.
Stack dump:
0.	Running pass 'Function Pass Manager' on module '/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp1.bc'.
1.	Running pass 'ReachingDefAnalysis' on function '@main'
/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.script: line 4:  7163 Abort trap: 6           /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/llvm-lto2 run /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp1.bc /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp2.bc -o /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp3.o -save-temps -r=/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp1.bc,main,px -r=/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp1.bc,foo, -r=/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/ThinLTO/X86/Output/noinline.ll.tmp2.bc,foo,p

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