[llvm-bugs] Issue 3660 in oss-fuzz: llvm/llvm-isel-fuzzer--aarch64-gisel: ASSERT: isReg() && "This is not a register operand!"

[monor… via monorail via llvm-bugs]

Comment #5 on issue 3660 by  
monor... at clusterfuzz-external.iam.gserviceaccount.com:  
llvm/llvm-isel-fuzzer--aarch64-gisel: ASSERT: isReg() && "This is not a  
register operand!"
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3660#c5

ClusterFuzz has detected this issue as fixed in range  
201710160455:201710190451.

Detailed report: https://oss-fuzz.com/testcase?key=5516525822803968

Project: llvm
Fuzzer: libFuzzer_llvm_llvm-isel-fuzzer--aarch64-gisel
Fuzz target binary: llvm-isel-fuzzer--aarch64-gisel
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: ASSERT
Crash Address:
Crash State:
   isReg() && "This is not a register operand!"
   AArch64InstructionSelector::selectAddrModeIndexed
   llvm::Optional<llvm::SmallVector<std::__1::function<void

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201710150453:201710160455
Fixed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201710160455:201710190451

Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=5516525822803968

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for  
more information.

If you suspect that the result above is incorrect, try re-doing that job on  
the test case report page.

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