[llvm-bugs] Issue 19252 in oss-fuzz: llvm:clang-objc-fuzzer: ASSERT: getType(Base)->isPointerType() || getType(Base)->isArrayType()

[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-2019-12-05
Type: Bug

New issue 19252 by ClusterFuzz-External: llvm:clang-objc-fuzzer: ASSERT:  
getType(Base)->isPointerType() || getType(Base)->isArrayType()
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19252

Detailed Report: https://oss-fuzz.com/testcase?key=5748902502596608

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

Crash Type: ASSERT
Crash Address:
Crash State:
   getType(Base)->isPointerType() || getType(Base)->isArrayType()
   LValue::addUnsizedArray
   PointerExprEvaluator::VisitCastExpr

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201910210337:201910220425

Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=5748902502596608

Issue filed automatically.

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