[llvm-bugs] Issue 3639 in oss-fuzz: llvm/llvm-demangle-fuzzer: Stack-overflow in char const* parse_expression<Db>

[monor… via monorail via llvm-bugs]

Comment #2 on issue 3639 by  
monor... at clusterfuzz-external.iam.gserviceaccount.com:  
llvm/llvm-demangle-fuzzer: Stack-overflow in char const*  
parse_expression<Db>
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3639#c2

ClusterFuzz has detected this issue as fixed in range  
201711010021:201711010525.

Detailed report: https://oss-fuzz.com/testcase?key=5123939673047040

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

Crash Type: Stack-overflow
Crash Address: 0x7fff432aa860
Crash State:
   char const* parse_expression<Db>
   char const* parse_binary_expression<Db>

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201710131611:201710131923
Fixed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201711010021:201711010525

Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=5123939673047040

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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