Regression

LLVM.Transforms/Attributor.range.ll (from LLVM)

Failing for the past 1 build (Since Failed#6961 )
Took 2 sec.

Stacktrace

Script:
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: 'RUN: at line 2';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/opt -attributor -attributor-disable=false -S < /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/test/Transforms/Attributor/range.ll | /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/Attributor/range.ll --check-prefixes=CHECK,OLD_PM,MODULE_OLD_PM
: 'RUN: at line 3';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/opt -passes=attributor -attributor-disable=false -S < /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/test/Transforms/Attributor/range.ll | /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/Attributor/range.ll --check-prefixes=CHECK,NEW_PM,MODULE_NEW_PM
: 'RUN: at line 4';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/opt -attributor-cgscc -attributor-disable=false -S < /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/test/Transforms/Attributor/range.ll | /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/Attributor/range.ll --check-prefixes=CHECK,CGSCC_OLD_PM
: 'RUN: at line 5';   /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/opt -passes=attributor-cgscc -attributor-disable=false -S < /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/test/Transforms/Attributor/range.ll | /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/Attributor/range.ll --check-prefixes=CHECK,CGSCC_NEW_PM
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Exit Code: 2

Command Output (stderr):
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/Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/lib/Transforms/IPO/Attributor.cpp:6222:19: runtime error: reference binding to null pointer of type 'const llvm::Instruction'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/llvm-project/llvm/lib/Transforms/IPO/Attributor.cpp:6222:19 in 
Stack dump:
0.	Program arguments: /Users/buildslave/jenkins/workspace/clang-stage2-cmake-RgSan/clang-build/bin/opt -attributor-cgscc -attributor-disable=false -S 
1.	Running pass 'CallGraph Pass Manager' on module '<stdin>'.
FileCheck error: '<stdin>' is empty.
FileCheck command line:  /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/Attributor/range.ll --check-prefixes=CHECK,CGSCC_OLD_PM

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