<html>
<head>
<base href="https://llvm.org/bugs/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Static analyzer crashes"
href="https://llvm.org/bugs/show_bug.cgi?id=25426">25426</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Static analyzer crashes
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Static Analyzer
</td>
</tr>
<tr>
<th>Assignee</th>
<td>kremenek@apple.com
</td>
</tr>
<tr>
<th>Reporter</th>
<td>alexfh@google.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>$ cat sa4.cc
struct x0 {
typedef int &x1;
};
class x2 {
public:
x0::x1 operator[](unsigned);
};
class x3 {
int x4();
x2 x5;
};
struct x6 {
char x7;
};
struct x8 : x6 {};
int x9;
int x3::x4() {
x8 &x10 = reinterpret_cast<x8 &>(x5[x9]);
x10.x7 = 2;
}
$ clang-tidy -checks=-*,clang-analyzer*,-clang-analyzer-alpha* sa4.cc --
-std=c++11
*** SIGSEGV (@0x80) received by PID 19053 (TID 19053); stack trace: ***
PC: @ 0x9a730e (unknown) clang::LazyDefinitionDataPtr<>::update()
@ 0x19f930d 928 FailureSignalHandler()
@ 0x7fca4e275390 1520 __restore_rt
@ 0x9a6bf9 48 clang::CXXRecordDecl::bases()
@ 0x1366b3e 112 clang::ento::MemRegion::getAsOffset()
@ 0x1348b66 1232 (anonymous
namespace)::RegionStoreManager::removeSubRegionBindings()
@ 0x134787d 240 (anonymous
namespace)::RegionStoreManager::bind()
@ 0x1341058 128 (anonymous
namespace)::RegionStoreManager::Bind()
@ 0x1354012 160 clang::ento::ProgramState::bindLoc()
@ 0x1391715 512 clang::ento::ExprEngine::evalBind()
@ 0x1397149 224 clang::ento::ExprEngine::evalStore()
@ 0x13a83e8 816
clang::ento::ExprEngine::VisitBinaryOperator()
@ 0x1391070 1248 clang::ento::ExprEngine::Visit()
@ 0x138d877 400 clang::ento::ExprEngine::ProcessStmt()
@ 0x138d50c 96
clang::ento::ExprEngine::processCFGElement()
@ 0x139e89e 160
clang::ento::CoreEngine::dispatchWorkItem()
@ 0x139e49a 192 clang::ento::CoreEngine::ExecuteWorkList()
@ 0xb45452 1120 (anonymous
namespace)::AnalysisConsumer::ActionExprEngine()
@ 0xb44f61 288 (anonymous
namespace)::AnalysisConsumer::HandleCode()
@ 0xb38274 480 (anonymous
namespace)::AnalysisConsumer::HandleTranslationUnit()
@ 0xd3b24c 48
clang::MultiplexConsumer::HandleTranslationUnit()
@ 0xe43f82 144 clang::ParseAST()
@ 0xd3eeff 48 clang::FrontendAction::Execute()
@ 0xc7e282 96 clang::CompilerInstance::ExecuteAction()
@ 0xc36da5 352
clang::tooling::FrontendActionFactory::runInvocation()
@ 0xc36bee 64
clang::tooling::ToolInvocation::runInvocation()
@ 0xc366fa 1440 clang::tooling::ToolInvocation::run()
@ 0xc37c9a 1040 clang::tooling::ClangTool::run()
@ 0xa1a355 1952 clang::tidy::runClangTidy()
@ 0x435aa0 1344 main
@ 0x7fca4dcc8ce8 208 __libc_start_main
@ 0x434a69 (unknown) _start
Segmentation fault (core dumped)</pre>
</div>
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