[llvm-bugs] Issue 9578 in oss-fuzz: llvm/clang-fuzzer: Stack-overflow in clang::DiagnosticIDs::isUnrecoverable

[ClusterFuzz-External via monorail via llvm-bugs]

Comment #1 on issue 9578 by ClusterFuzz-External: llvm/clang-fuzzer:  
Stack-overflow in clang::DiagnosticIDs::isUnrecoverable
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9578#c1

ClusterFuzz has detected this issue as fixed in range  
201807280451:201807290243.

Detailed report: https://oss-fuzz.com/testcase?key=5631055477342208

Project: llvm
Fuzzer: libFuzzer_llvm_clang-fuzzer
Fuzz target binary: clang-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: Stack-overflow
Crash Address: 0x7ffd47d06ff8
Crash State:
   clang::DiagnosticIDs::isUnrecoverable
   clang::DiagnosticIDs::ProcessDiag
   clang::DiagnosticsEngine::EmitCurrentDiagnostic

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201807110801:201807230239
Fixed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201807280451:201807290243

Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=5631055477342208

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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