[llvm-bugs] Issue 26176 in oss-fuzz: llvm:clang-fuzzer: ASSERT: Result.isAbsent() && "temporary created multiple times"

[ClusterFuzz-External via monorail via llvm-bugs]

Status: New
Owner: ----
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Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible Engine-libfuzzer OS-Linux Proj-llvm Reported-2020-10-06
Type: Bug

New issue 26176 by ClusterFuzz-External: llvm:clang-fuzzer: ASSERT: Result.isAbsent() && "temporary created multiple times"
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26176

Detailed Report: https://oss-fuzz.com/testcase?key=5155018443063296

Project: llvm
Fuzzing Engine: libFuzzer
Fuzz Target: clang-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: ASSERT
Crash Address: 
Crash State:
  Result.isAbsent() && "temporary created multiple times"
  clang::APValue& CallStackFrame::createTemporary<clang::OpaqueValueExpr>
  clang::StmtVisitorBase<llvm::make_const_ptr, IntExprEvaluator, bool>::Visit
  
Sanitizer: address (ASAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=202010050619:202010060618

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5155018443063296

Issue filed automatically.

See https://google.github.io/oss-fuzz/advanced-topics/reproducing for instructions to reproduce this bug locally.
When you fix this bug, please
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