Comment #2 on issue 13217 by ClusterFuzz-External:
llvm/llvm-isel-fuzzer--x86_64-O2: ASSERT: MRI->getVRegDef(Reg) && "Machine
instr not mapped for this vreg?!"
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13217#c2
ClusterFuzz has detected this issue as fixed in range
201903050442:201903070433.
Detailed report: https://oss-fuzz.com/testcase?key=5699398175031296
Project: llvm
Fuzzer: libFuzzer_llvm_llvm-isel-fuzzer--x86_64-O2
Fuzz target binary: llvm-isel-fuzzer--x86_64-O2
Job Type: libfuzzer_asan_llvm
Platform Id: linux
Crash Type: ASSERT
Crash Address:
Crash State:
MRI->getVRegDef(Reg) && "Machine instr not mapped for this vreg?!"
MachineLICMBase::IsLoopInvariantInst
MachineLICMBase::runOnMachineFunction
Sanitizer: address (ASAN)
Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201902180416:201902190429
Fixed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201903050442:201903070433
Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=5699398175031296
See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for
instructions to reproduce this bug locally.
If you suspect that the result above is incorrect, try re-doing that job on
the test case report page.
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