Regression

LLVM.Transforms/PGOProfile.thinlto_samplepgo_icp_droppeddead.ll (from LLVM)

Failing for the past 1 build (Since Failed#7066 )
Took 2 sec.

Stacktrace

Script:
--
: '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/Transforms/PGOProfile/thinlto_samplepgo_icp_droppeddead.ll -o /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc
: 'RUN: at line 8';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/llvm-lto2 run -save-temps -o /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp2 /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc -r /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc,fptr,plx 		-r /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc,main,plx -r /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc,_ZL3foov,l
: 'RUN: at line 10';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/llvm-dis < /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp2.1.4.opt.bc | /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/FileCheck /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/test/Transforms/PGOProfile/thinlto_samplepgo_icp_droppeddead.ll --check-prefix=OPT
: 'RUN: at line 11';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/llvm-lto2 run -save-temps -o /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp2 /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc -r /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc,fptr,plx  		-r /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc,main,plx -r /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc,_ZL3foov,l -compute-dead=false
: 'RUN: at line 13';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/llvm-dis < /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp2.1.4.opt.bc | /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/FileCheck /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/test/Transforms/PGOProfile/thinlto_samplepgo_icp_droppeddead.ll --check-prefix=OPT-NODEAD
--
Exit Code: 134

Command Output (stderr):
--
/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 -4
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/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc'.
1.	Running pass 'ReachingDefAnalysis' on function '@main'
/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.script: line 5: 22706 Abort trap: 6           /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/llvm-lto2 run -save-temps -o /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp2 /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc -r /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc,fptr,plx -r /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc,main,plx -r /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/test/Transforms/PGOProfile/Output/thinlto_samplepgo_icp_droppeddead.ll.tmp.bc,_ZL3foov,l -compute-dead=false

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