[llvm-bugs] Issue 13245 in oss-fuzz: llvm/llvm-opt-fuzzer--x86_64-loop_unroll: ASSERT: (isa<SCEVCouldNotCompute>(ExactNotTaken) || !isa<SCEVCouldNotCompute>(MaxNotTake

[ClusterFuzz-External via monorail via llvm-bugs]

Comment #2 on issue 13245 by ClusterFuzz-External:  
llvm/llvm-opt-fuzzer--x86_64-loop_unroll: ASSERT:  
(isa<SCEVCouldNotCompute>(ExactNotTaken) | 
| !isa<SCEVCouldNotCompute>(MaxNotTake
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13245#c2

ClusterFuzz has detected this issue as fixed in range  
201903010424:201903020420.

Detailed report: https://oss-fuzz.com/testcase?key=5769626057703424

Project: llvm
Fuzzer: libFuzzer_llvm_llvm-opt-fuzzer--x86_64-loop_unroll
Fuzz target binary: llvm-opt-fuzzer--x86_64-loop_unroll
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: ASSERT
Crash Address:
Crash State:
   (isa<SCEVCouldNotCompute>(ExactNotTaken) | 
| !isa<SCEVCouldNotCompute>(MaxNotTake
   llvm::ScalarEvolution::ExitLimit::ExitLimit
   llvm::ScalarEvolution::computeExitLimitFromCondImpl

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201802210603:201802211531
Fixed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201903010424:201903020420

Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=5769626057703424

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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