https://bugs.llvm.org/show_bug.cgi?id=37503
Bug ID: 37503
Summary: Assertion failure in
clang::ento::SValBuilder::evalBinOp
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: Static Analyzer
Assignee: dcough...@apple.com
Reporter: ale...@google.com
CC: ekarpen...@apple.com, llvm-bugs@lists.llvm.org,
noqnoq...@gmail.com
$ cat test-SValBuilder__evalBinOp.cc
void strcpy(char *, char *);
class a {
public:
static void *b();
};
char c;
char ***f;
void d() {
*(unsigned char **)f = (unsigned char *)a::b();
char **e = *f;
strcpy(*e, &c);
}
$ clang-tidy -checks=-*,clang-analyzer* test-SValBuilder__evalBinOp.cc --
assertion failed at clang/lib/StaticAnalyzer/Core/SValBuilder.cpp:427 in
clang::ento::SVal
clang::ento::SValBuilder::evalBinOp(clang::ento::ProgramStateRef,
BinaryOperator::Opcode, clang::ento::SVal, clang::ento::SVal, clang::QualType):
op == BO_Add
@ 0x5646c4981cb6 __assert_fail
@ 0x5646c266903c clang::ento::SValBuilder::evalBinOp()
@ 0x5646c26691bc clang::ento::SValBuilder::evalEQ()
@ 0x5646c261bfe5 (anonymous namespace)::CStringChecker::assumeZero()
@ 0x5646c261c1eb (anonymous namespace)::CStringChecker::checkNonNull()
@ 0x5646c261e9ac (anonymous
namespace)::CStringChecker::evalStrcpyCommon()
@ 0x5646c261acf2 (anonymous namespace)::CStringChecker::evalStrcpy()
@ 0x5646c2619822 clang::ento::eval::Call::_evalCall<>()
@ 0x5646c26cd24e clang::ento::CheckerManager::runCheckersForEvalCall()
@ 0x5646c2710683 clang::ento::ExprEngine::evalCall()
@ 0x5646c2710412 clang::ento::ExprEngine::VisitCallExpr()
@ 0x5646c26de913 clang::ento::ExprEngine::Visit()
@ 0x5646c26da68e clang::ento::ExprEngine::ProcessStmt()
@ 0x5646c26da3ab clang::ento::ExprEngine::processCFGElement()
@ 0x5646c26fe065 clang::ento::CoreEngine::HandlePostStmt()
@ 0x5646c26fd4bd clang::ento::CoreEngine::ExecuteWorkList()
@ 0x5646c24330bc (anonymous
namespace)::AnalysisConsumer::ActionExprEngine()
@ 0x5646c2432c36 (anonymous namespace)::AnalysisConsumer::HandleCode()
@ 0x5646c241e9c4 (anonymous
namespace)::AnalysisConsumer::HandleTranslationUnit()
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