https://bugs.llvm.org/show_bug.cgi?id=34373
Bug ID: 34373
Summary: Assertion failure in
clang::ento::bugreporter::getDerefExpr
Product: clang
Version: unspecified
Hardware: PC
OS: All
Status: NEW
Severity: enhancement
Priority: P
Component: Static Analyzer
Assignee: kreme...@apple.com
Reporter: ale...@google.com
CC: llvm-bugs@lists.llvm.org
$ cat getDerefExpr-crash.c
fn1() {
int *a = 0;
(a + 0)[0];
}
$ clang-tidy -checks=-*,clang-analyzer-* getDerefExpr-crash.c --
assert.h assertion failed at
clang/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp:55 in const clang::Expr
*clang::ento::bugreporter::getDerefExpr(const clang::Stmt *):
B->isAssignmentOp()
@ 0x544749a __assert_fail
@ 0x2dcfb20 clang::ento::bugreporter::getDerefExpr()
@ 0x2dcfc7c clang::ento::bugreporter::getDerefExpr()
@ 0x2bda16a (anonymous
namespace)::DereferenceChecker::reportBug()
@ 0x2bd981d (anonymous
namespace)::DereferenceChecker::checkLocation()
@ 0x2bd9475 clang::ento::check::Location::_checkLocation<>()
@ 0x2e03e8d clang::ento::CheckerFn<>::operator()()
@ 0x2df988f (anonymous
namespace)::CheckLocationContext::runChecker()
@ 0x2df6bfe expandGraphWithCheckers<>()
@ 0x2df6938 clang::ento::CheckerManager::runCheckersForLocation()
@ 0x2e1bdd5 clang::ento::ExprEngine::evalLocation()
@ 0x2e1bfcf clang::ento::ExprEngine::evalLoadCommon()
@ 0x2e1af12 clang::ento::ExprEngine::evalLoad()
@ 0x2e4c8f5 clang::ento::ExprEngine::VisitCast()
@ 0x2e1352e clang::ento::ExprEngine::Visit()
@ 0x2e0fe44 clang::ento::ExprEngine::ProcessStmt()
@ 0x2e0faca clang::ento::ExprEngine::processCFGElement()
@ 0x2e3dc66 clang::ento::CoreEngine::HandlePostStmt()
@ 0x2e3d566 clang::ento::CoreEngine::dispatchWorkItem()
@ 0x2e3d0a8 clang::ento::CoreEngine::ExecuteWorkList()
@ 0x2138e05 clang::ento::ExprEngine::ExecuteWorkList()
@ 0x20e1802 (anonymous
namespace)::AnalysisConsumer::ActionExprEngine()
@ 0x20e15c1 (anonymous
namespace)::AnalysisConsumer::RunPathSensitiveChecks()
@ 0x20e1285 (anonymous namespace)::AnalysisConsumer::HandleCode()
@ 0x20d4963 (anonymous
namespace)::AnalysisConsumer::HandleDeclsCallGraph()
@ 0x20d2be7 (anonymous
namespace)::AnalysisConsumer::HandleTranslationUnit()
@ 0x25136ce clang::MultiplexConsumer::HandleTranslationUnit()
@ 0x2f59506 clang::ParseAST()
@ 0x250109a clang::ASTFrontendAction::ExecuteAction()
Aborted (core dumped)
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