<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/111378>111378</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [Clang++] Assertion `!E->isValueDependent()' failed.
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            clang
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          yijan4845
      </td>
    </tr>
</table>

<pre>
    **This testcase is generated by a fuzzer.**

Compiler Explorer: [https://godbolt.org/z/11faM1red](https://godbolt.org/z/11faM1red)

Attempting to compile the following program with Clang Assertion Trunk:
```cpp
int main() {
    int &b = 0;
    auto &&L = [&]() { return b; };
}
```

Stack dump:
```
clang++: /root/llvm-project/clang/lib/AST/ExprConstant.cpp:16253: bool EvaluateInPlace(clang::APValue&, {anonymous}::EvalInfo&, const {anonymous}::LValue&, const clang::Expr*, bool): Assertion `!E->isValueDependent()' failed.
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script.
Stack dump:
0.      Program arguments: /opt/compiler-explorer/clang-assertions-trunk/bin/clang++ -gdwarf-4 -g -o /app/output.s -mllvm --x86-asm-syntax=intel -fno-verbose-asm -S --gcc-toolchain=/opt/compiler-explorer/gcc-snapshot -fcolor-diagnostics -fno-crash-diagnostics -O3 <source>
1.      <source>:3:35: current parser token ';'
2.      <source>:1:12: parsing function body 'main'
3.      <source>:1:12: in compound statement ('{}')
 #0 0x0000000003b99db8 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x3b99db8)
 #1 0x0000000003b97a7c llvm::sys::CleanupOnSignal(unsigned long) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x3b97a7c)
 #2 0x0000000003ae6288 CrashRecoverySignalHandler(int) CrashRecoveryContext.cpp:0:0
 #3 0x00007aed33242520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
 #4 0x00007aed332969fc pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x969fc)
 #5 0x00007aed33242476 gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x42476)
 #6 0x00007aed332287f3 abort (/lib/x86_64-linux-gnu/libc.so.6+0x287f3)
 #7 0x00007aed3322871b (/lib/x86_64-linux-gnu/libc.so.6+0x2871b)
 #8 0x00007aed33239e96 (/lib/x86_64-linux-gnu/libc.so.6+0x39e96)
 #9 0x0000000007ae1fd7 EvaluateInPlace(clang::APValue&, (anonymous namespace)::EvalInfo&, (anonymous namespace)::LValue const&, clang::Expr const*, bool) ExprConstant.cpp:0:0
#10 0x0000000007b1e222 clang::StmtVisitorBase<llvm::make_const_ptr, (anonymous namespace)::RecordExprEvaluator, bool>::Visit(clang::Stmt const*) ExprConstant.cpp:0:0
#11 0x0000000007b1ee18 EvaluateRecord(clang::Expr const*, (anonymous namespace)::LValue const&, clang::APValue&, (anonymous namespace)::EvalInfo&) ExprConstant.cpp:0:0
#12 0x0000000007ae1f41 EvaluateInPlace(clang::APValue&, (anonymous namespace)::EvalInfo&, (anonymous namespace)::LValue const&, clang::Expr const*, bool) ExprConstant.cpp:0:0
#13 0x0000000007aed754 (anonymous namespace)::LValueExprEvaluator::VisitMaterializeTemporaryExpr(clang::MaterializeTemporaryExpr const*) (.isra.0) ExprConstant.cpp:0:0
#14 0x0000000007aee963 clang::StmtVisitorBase<llvm::make_const_ptr, (anonymous namespace)::LValueExprEvaluator, bool>::Visit(clang::Stmt const*) ExprConstant.cpp:0:0
#15 0x0000000007aeec4b clang::StmtVisitorBase<llvm::make_const_ptr, (anonymous namespace)::LValueExprEvaluator, bool>::Visit(clang::Stmt const*) ExprConstant.cpp:0:0
#16 0x0000000007aefced EvaluateLValue(clang::Expr const*, (anonymous namespace)::LValue&, (anonymous namespace)::EvalInfo&, bool) ExprConstant.cpp:0:0
#17 0x0000000007ac5bce Evaluate(clang::APValue&, (anonymous namespace)::EvalInfo&, clang::Expr const*) ExprConstant.cpp:0:0
#18 0x0000000007ae1ef6 EvaluateInPlace(clang::APValue&, (anonymous namespace)::EvalInfo&, (anonymous namespace)::LValue const&, clang::Expr const*, bool) ExprConstant.cpp:0:0
#19 0x0000000007b24043 clang::Expr::EvaluateAsInitializer(clang::APValue&, clang::ASTContext const&, clang::VarDecl const*, llvm::SmallVectorImpl<std::pair<clang::SourceLocation, clang::PartialDiagnostic>>&, bool) const (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x7b24043)
#20 0x00000000079f0742 clang::VarDecl::evaluateValueImpl(llvm::SmallVectorImpl<std::pair<clang::SourceLocation, clang::PartialDiagnostic>>&, bool) const (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x79f0742)
#21 0x00000000079f0a91 clang::VarDecl::checkForConstantInitialization(llvm::SmallVectorImpl<std::pair<clang::SourceLocation, clang::PartialDiagnostic>>&) const (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x79f0a91)
#22 0x00000000069c7f3e clang::Sema::CheckCompleteVariableDeclaration(clang::VarDecl*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x69c7f3e)
#23 0x00000000069ce820 clang::Sema::AddInitializerToDecl(clang::Decl*, clang::Expr*, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x69ce820)
#24 0x000000000665207a clang::Parser::ParseDeclarationAfterDeclaratorAndAttributes(clang::Declarator&, clang::Parser::ParsedTemplateInfo const&, clang::Parser::ForRangeInit*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x665207a)
#25 0x0000000006661059 clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&, clang::DeclaratorContext, clang::ParsedAttributes&, clang::Parser::ParsedTemplateInfo&, clang::SourceLocation*, clang::Parser::ForRangeInit*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6661059)
#26 0x0000000006669977 clang::Parser::ParseSimpleDeclaration(clang::DeclaratorContext, clang::SourceLocation&, clang::ParsedAttributes&, clang::ParsedAttributes&, bool, clang::Parser::ForRangeInit*, clang::SourceLocation*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6669977)
#27 0x0000000006669e39 clang::Parser::ParseDeclaration(clang::DeclaratorContext, clang::SourceLocation&, clang::ParsedAttributes&, clang::ParsedAttributes&, clang::SourceLocation*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6669e39)
#28 0x00000000067161d2 clang::Parser::ParseStatementOrDeclarationAfterAttributes(llvm::SmallVector<clang::Stmt*, 32u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*, clang::ParsedAttributes&, clang::ParsedAttributes&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x67161d2)
#29 0x0000000006716f00 clang::Parser::ParseStatementOrDeclaration(llvm::SmallVector<clang::Stmt*, 32u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6716f00)
#30 0x0000000006717dd5 clang::Parser::ParseCompoundStatementBody(bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6717dd5)
#31 0x000000000671952a clang::Parser::ParseFunctionStatementBody(clang::Decl*, clang::Parser::ParseScope&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x671952a)
#32 0x000000000662c633 clang::Parser::ParseFunctionDefinition(clang::ParsingDeclarator&, clang::Parser::ParsedTemplateInfo const&, clang::Parser::LateParsedAttrList*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x662c633)
#33 0x0000000006661a3d clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&, clang::DeclaratorContext, clang::ParsedAttributes&, clang::Parser::ParsedTemplateInfo&, clang::SourceLocation*, clang::Parser::ForRangeInit*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6661a3d)
#34 0x000000000662037e clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec&, clang::AccessSpecifier) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x662037e)
#35 0x0000000006620b3e clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*, clang::AccessSpecifier) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6620b3e)
#36 0x00000000066282d3 clang::Parser::ParseExternalDeclaration(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x66282d3)
#37 0x00000000066291bd clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, clang::Sema::ModuleImportState&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x66291bd)
#38 0x0000000006629660 clang::Parser::ParseFirstTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, clang::Sema::ModuleImportState&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6629660)
#39 0x000000000661b6a2 clang::ParseAST(clang::Sema&, bool, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x661b6a2)
#40 0x00000000044f0a28 clang::CodeGenAction::ExecuteAction() (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x44f0a28)
#41 0x00000000047aa379 clang::FrontendAction::Execute() (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x47aa379)
#42 0x0000000004728cbe clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4728cbe)
#43 0x000000000488fbfe clang::ExecuteCompilerInvocation(clang::CompilerInstance*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x488fbfe)
#44 0x0000000000cd801f cc1_main(llvm::ArrayRef<char const*>, char const*, void*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xcd801f)
#45 0x0000000000ccfd2a ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&, llvm::ToolContext const&) driver.cpp:0:0
#46 0x00000000045346f9 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const::'lambda'()>(long) Job.cpp:0:0
#47 0x0000000003ae6734 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x3ae6734)
#48 0x0000000004534cef clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const (.part.0) Job.cpp:0:0
#49 0x00000000044fa62d clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const*&, bool) const (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x44fa62d)
#50 0x00000000044fb71d clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&, bool) const (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x44fb71d)
#51 0x0000000004503045 clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4503045)
#52 0x0000000000cd4eef clang_main(int, char**, llvm::ToolContext const&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xcd4eef)
#53 0x0000000000ba49a4 main (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xba49a4)
#54 0x00007aed33229d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#55 0x00007aed33229e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#56 0x0000000000ccf7de _start (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xccf7de)
clang++: error: clang frontend command failed with exit code 134 (use -v to see invocation)
Compiler returned: 134
```
</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJzsW11z46qW_TXKC2WXBPp8yINjx3f6VE51qpPqVxdCW45uZKEBlE76108BsiPkjyR9455TPXOqc8o2sFl7sdhsBKJSVusG4NKLrrxocUE79cDF5Uv1b9qEaRhd5Lx4ufTwzMOz-4dKIgVSMSoBVRKtoQFBFRQof0EUld3PnyCmtrLnLzy___-cb9qqBoGun9uaCxAemSEvunpQqpUemXl46eHlmhc5r9WUi7WHlz89vAyCkv4dCCi8aOHh9P3VcTbsfqYUbFpVNWukOGIWDFIPgEpe1_yHLmgFXwu6QT8q9YDmNW3WaCYlCFXxBt2LrnnUHVujsW__sba1v1SNQhtaNR5OPZwhL7myvyOEkC7zcJwjjyyQ75FBEe0U12Uejm9MsR4DHFtne0NIgOpEg3KPXCEvWewM6M8unKHLd4qyR1R0m3Yftv3KtI8evtL_9GjgpeBceXhZ10-bSSv4v4Hpr329ZV3lHl7O7u49vLx-bsWcN1LRRk01C2QWxDgi2lDOeY2un2jdUQVfmtuaMvBwas2QmUdms9vvtO7AOD7XPtKGNy8b3knjn66i239pSt7XYbqvwzVvhrZsvUFXGqiR49zg0rogs8HAajZwcD3xyHUljaUFtNAU0Cg7BB5OUEmrGoqppe325np2d41kl28qhSjKuzUS0HKhtLZGCq3UQ5dPGd_0tO6zW0nZgfTwEtGmQFXD6q6w0mSCygeUU_aohKFwjloBreAMpIQCSd4J-7NuSaXkrDJTUXQNkkxUrZoe1YI_9fzstpc8FetuA42SvQ54a8a9n7MT2M7ZXgsTuqVPTpSZGHiZa-0vB5JCk3Xxg4pyEqLJGk20zJe0bbX1TrWdmko02Wgu0GTynMYTKjcT-dIo-uyRRdUoqNGkbPjkCUTOJehyNLlDk8masYnivGYPer6RxUm8urJsaCsfuEKTkvGai0lR0XXDpaqYtH0Ypt2fvxLkkXlPMbm2pAWaNOdnMtOSJ5EmjnVCQKNQS4UEgRR_hAZ5ONETFifWAj5gIdB_WFvQLXUoKruGGXXq0KtN2NDS2yAnbVSNiW-8awokFVWgBxYZLSc6LCUL_WEbHpGHiY_8Z3_7H8mzrMhTZMRqZpB8kfbDragaZaR0b_WYvlYS9MeKSyWAbvqZWOkJlNmOP0VQHr7yn3t4Dv5ghD-hCTuEf14Dbbr2a3NXrRtaezjtGrP0FajmupdzoNVgHLTYQUshxmmK5lqA34DxJxAvFt5_0aaodadpz6RTZ84bBc_b0Oubv10XpO8ioVAQgkMcYb93zcbw5zRexeGkrpruebJuOlvAppJPYwPcNHFgh67NLM5Khlr1IIAWq8eqrj_WgWnvdBCNQYdJjNbScPFR8GESO7Zj1zZOk5IgmuuQ_SHLpqFjOdmzHOQfthnkjs3UtUkyyOKP2TRNHJvZUHUJhaAskg-t0TjdrbyooRuQrWmRHVyt36htV2y7Vm_XbXfF3pYN1210IOcYCF8HAieSJXkAGOOh6Tu1Ud8rWSkurqgEj8xfw8SGPsLKdLtqlXiHF3oqikKD6nnkYofWxGSPzExnLq8aw8C997gVjN2CIN0NnoXh9rFH4X80IL-uhPc4h_eUGQZ_njLJyMsiicL3gXEF9qqqv6kCUdG6-gn3sGm5oOLFJrtDro7VchTo4XRaSUGn_vucCUfOQBaTs02zQyycZ5pFY7dYmP8BbsUjt0oGxW6CbTdP_3n0-KXp-P4JlLhesChnsPPi8-LDcRreAzIdxzIo4z8vlrm5RI5DPyR7W-4dYO36TH5pKmXDkDhFwLDg7r5Pco-58J2KBbDa8eJ1Rt5taF1_B6a4-LJpa71fUoUtamklPDIfTiuzlbrhjOq0ftTPLRUa-2K3PTQT9Hok4f4JxeduIHp2X59mYYLdJCcr_STEB2ixX6AfAUOy4WG4a_szOLIUOBwFY45oFhzliD0Ae1zynep3Wu0d_e2EnZEomgUOUU72FWcsKQk4ax5saL971izN-aatQctJVDSvQZNIxZanAwTvEozPdKTH6ThCRo5Aiv3DjsyKYhCN7rnFOQS_Q74XMUex8vP90rAdv5xcK44j7Cd0pCMJYvB5MCSzUoHYfudi1hQzpUSVdwrkvse20n6Y3euh0JlkbVa0kh8LzsNWSy6-0WYNmvYzKcIS4zAXuczFgR9lbzL3L8G71uXm1j6U06V3LbB9V1_J6xesQ1Q41H-M4v3648gylurvJt9w65Afj8jPsiQ56fFdpSPL0XjyFsdjRg4y_PYY7NewU_397L41TudgX5PrsJ-M2QfytvT_Wbz_L7AIxNWwk83HSRAHBT6t4e3j9q9iHIWdwHswnxjlDmqz1RPB3WsmdTJo6EbvG6aDAePjw_T5w2BZdoYhGw9D6fu_MAz_FN7PwlnpO1mDe6QTJ0FSFNFJH-b9kdGOuytevHg4PVemYyE5mIMR5izCpzOdZX9KNsb8Zia3rxjGWziborUjjqdu0h1jFhPyLk8XUFY6dR1H6UGKcr4s7oYqeI0CN5U8WzphCHEYI-NcjpLi_3O5M-VylBQO-aMtCPZJAm-S_1UMRPulUSDskesn5wZvDuiMMZBSl1VlpRk5h141Iw5l0ZiynLxNWb9QOcwdne6fTtxYd7-HuNzdxpPRvgGnuDgdGq-frbSOZrDnIuscdGhvHTpGiTzOgvx03Lvn7Q08Qb3_UONrS_-7g1s1Snh2gfIblAfTndcHJ3_zoqvhy6blQpk190wrpnXT4SEd8xDHp3PAZSWk-kPIiGM3uXMT4jjIY7q_LzHX9NIxdHdPe67kzkIaYg6dhDQMS5_idIh5zgv4FzQzE_e2z9uAdQr6n_rrkJ-LtAfiIHXS0DChlCTO3nkpdGLQFAegngmkxeCAxC5InLIcXDptt1_ME20Ghxk97tVZtNzjdBxxErswTcu8BPehq4H86s_TLlFKT_l7lgjd43MccJIjnxWpH5SIsWDV3wZ-3XPOhKAvJrDM2QMdHL7pQDNH7m94jp54VZzHD4vScSNy3WBlgSnakj8P7k2kOHkQsu9T7B7IaRv7J3oZKkT1BOLgUWPopANhRMK4zAwxA7vby5IrYbg1pf3V3e1BOqN1nVP2uCobN-DbvnsNzYM532xoU4wn9cEx3B388Fb3TmvnPsCdElWz7pcRO8C7BqsVe34OAvslp7JiK2mq9yw6lfUPKyVopeS2eGSO1rWeE_ZJRl-uqwxOKma7MyXbxMNJTTd5Qc1V0C1VON1eg_yL54fHIxlfXkxIOBiKQ1cUbcm3rrmjJdQvDp2nh-4M9zEtYkf56VhiDEr0f1ki5jpQS4Wy14GOaiEbLek0xsVR4szY0b0Vc8umE8xHDXWFY88nTlSd_Y6z597toaCicaqTJ8GHefmL5_I4KX_x_KaS7r2Ij5xRmwvF7-fxt53k92Q5bLrpWOQTP4yOIV8MPjuJw4GM4dgo_EY2Pz8_sfQ4_OFRfhLCNrxtM5QtfhNWZnv3aI4t25-ek2hkDnQnN_RzGmY0NC9ZfXbf1rTT9-i6O86K7INX6E0Tx2Y0tgmhj1Yr3WwlFRVqNXDu3b1A6PYSjzO5pABk7X_6mBnju96HxWSGQAhzYdWqDZX9DgOxfkbYl6rs63bwXGl1FYACYu7FdhLQ5AkpjiQAqgZpfzZ6odC-HQd6TurGozfdLopLUmQkoxdwGSQ4JX6GcXrxcEmgYDjwochJRvIMJ6SMkjBNkyArsrLILqpL7OMw8P0kIBEJ02meFJiFUZZnEEMRx17ow4ZW9VTPlSkX6wvzKtdlEAQkSS9qmkMtzUuVGPfUYC9aXIhL8wZY3q2lF_p1JZV8NaEqVZs3MecDMqPFL76wdtGJ-vLX30jrPXm6xP8TAAD__-k20NI">