| //===-- ClangModulesDeclVendor.cpp ------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include <mutex> // std::once |
| |
| #include "lldb/Expression/ClangModulesDeclVendor.h" |
| |
| #include "lldb/Core/Log.h" |
| #include "lldb/Core/StreamString.h" |
| #include "lldb/Host/FileSpec.h" |
| #include "lldb/Host/Host.h" |
| #include "lldb/Host/HostInfo.h" |
| #include "lldb/Symbol/CompileUnit.h" |
| #include "lldb/Target/Target.h" |
| #include "lldb/Utility/LLDBAssert.h" |
| |
| #include "clang/Basic/TargetInfo.h" |
| #include "clang/Frontend/CompilerInstance.h" |
| #include "clang/Frontend/FrontendActions.h" |
| #include "clang/Lex/Preprocessor.h" |
| #include "clang/Parse/Parser.h" |
| #include "clang/Sema/Lookup.h" |
| #include "clang/Serialization/ASTReader.h" |
| |
| |
| using namespace lldb_private; |
| |
| namespace { |
| // Any Clang compiler requires a consumer for diagnostics. This one stores them as strings |
| // so we can provide them to the user in case a module failed to load. |
| class StoringDiagnosticConsumer : public clang::DiagnosticConsumer |
| { |
| public: |
| StoringDiagnosticConsumer (); |
| void |
| HandleDiagnostic (clang::DiagnosticsEngine::Level DiagLevel, const clang::Diagnostic &info); |
| |
| void |
| ClearDiagnostics (); |
| |
| void |
| DumpDiagnostics (Stream &error_stream); |
| private: |
| typedef std::pair<clang::DiagnosticsEngine::Level, std::string> IDAndDiagnostic; |
| std::vector<IDAndDiagnostic> m_diagnostics; |
| Log * m_log; |
| }; |
| |
| // The private implementation of our ClangModulesDeclVendor. Contains all the Clang state required |
| // to load modules. |
| class ClangModulesDeclVendorImpl : public ClangModulesDeclVendor |
| { |
| public: |
| ClangModulesDeclVendorImpl(llvm::IntrusiveRefCntPtr<clang::DiagnosticsEngine> &diagnostics_engine, |
| llvm::IntrusiveRefCntPtr<clang::CompilerInvocation> &compiler_invocation, |
| std::unique_ptr<clang::CompilerInstance> &&compiler_instance, |
| std::unique_ptr<clang::Parser> &&parser); |
| |
| virtual bool |
| AddModule(ModulePath &path, |
| ModuleVector *exported_modules, |
| Stream &error_stream) override; |
| |
| virtual bool |
| AddModulesForCompileUnit(CompileUnit &cu, |
| ModuleVector &exported_modules, |
| Stream &error_stream) override; |
| |
| virtual uint32_t |
| FindDecls (const ConstString &name, |
| bool append, |
| uint32_t max_matches, |
| std::vector <clang::NamedDecl*> &decls) override; |
| |
| virtual void |
| ForEachMacro(const ModuleVector &modules, |
| std::function<bool (const std::string &)> handler) override; |
| |
| ~ClangModulesDeclVendorImpl(); |
| |
| private: |
| void |
| ReportModuleExportsHelper (std::set<ClangModulesDeclVendor::ModuleID> &exports, |
| clang::Module *module); |
| |
| void |
| ReportModuleExports (ModuleVector &exports, |
| clang::Module *module); |
| |
| clang::ModuleLoadResult |
| DoGetModule(clang::ModuleIdPath path, bool make_visible); |
| |
| bool m_enabled = false; |
| |
| llvm::IntrusiveRefCntPtr<clang::DiagnosticsEngine> m_diagnostics_engine; |
| llvm::IntrusiveRefCntPtr<clang::CompilerInvocation> m_compiler_invocation; |
| std::unique_ptr<clang::CompilerInstance> m_compiler_instance; |
| std::unique_ptr<clang::Parser> m_parser; |
| size_t m_source_location_index = 0; // used to give name components fake SourceLocations |
| |
| typedef std::vector<ConstString> ImportedModule; |
| typedef std::map<ImportedModule, clang::Module *> ImportedModuleMap; |
| typedef std::set<ModuleID> ImportedModuleSet; |
| ImportedModuleMap m_imported_modules; |
| ImportedModuleSet m_user_imported_modules; |
| }; |
| } |
| |
| StoringDiagnosticConsumer::StoringDiagnosticConsumer () |
| { |
| m_log = lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS); |
| } |
| |
| void |
| StoringDiagnosticConsumer::HandleDiagnostic (clang::DiagnosticsEngine::Level DiagLevel, const clang::Diagnostic &info) |
| { |
| llvm::SmallVector<char, 256> diagnostic_string; |
| |
| info.FormatDiagnostic(diagnostic_string); |
| |
| m_diagnostics.push_back(IDAndDiagnostic(DiagLevel, std::string(diagnostic_string.data(), diagnostic_string.size()))); |
| } |
| |
| void |
| StoringDiagnosticConsumer::ClearDiagnostics () |
| { |
| m_diagnostics.clear(); |
| } |
| |
| void |
| StoringDiagnosticConsumer::DumpDiagnostics (Stream &error_stream) |
| { |
| for (IDAndDiagnostic &diag : m_diagnostics) |
| { |
| switch (diag.first) |
| { |
| default: |
| error_stream.PutCString(diag.second.c_str()); |
| error_stream.PutChar('\n'); |
| break; |
| case clang::DiagnosticsEngine::Level::Ignored: |
| break; |
| } |
| } |
| } |
| |
| static FileSpec |
| GetResourceDir () |
| { |
| static FileSpec g_cached_resource_dir; |
| |
| static std::once_flag g_once_flag; |
| |
| std::call_once(g_once_flag, [](){ |
| HostInfo::GetLLDBPath (lldb::ePathTypeClangDir, g_cached_resource_dir); |
| }); |
| |
| return g_cached_resource_dir; |
| } |
| |
| |
| ClangModulesDeclVendor::ClangModulesDeclVendor() |
| { |
| } |
| |
| ClangModulesDeclVendor::~ClangModulesDeclVendor() |
| { |
| } |
| |
| ClangModulesDeclVendorImpl::ClangModulesDeclVendorImpl(llvm::IntrusiveRefCntPtr<clang::DiagnosticsEngine> &diagnostics_engine, |
| llvm::IntrusiveRefCntPtr<clang::CompilerInvocation> &compiler_invocation, |
| std::unique_ptr<clang::CompilerInstance> &&compiler_instance, |
| std::unique_ptr<clang::Parser> &&parser) : |
| ClangModulesDeclVendor(), |
| m_diagnostics_engine(diagnostics_engine), |
| m_compiler_invocation(compiler_invocation), |
| m_compiler_instance(std::move(compiler_instance)), |
| m_parser(std::move(parser)), |
| m_imported_modules() |
| { |
| } |
| |
| void |
| ClangModulesDeclVendorImpl::ReportModuleExportsHelper (std::set<ClangModulesDeclVendor::ModuleID> &exports, |
| clang::Module *module) |
| { |
| if (exports.count(reinterpret_cast<ClangModulesDeclVendor::ModuleID>(module))) |
| return; |
| |
| exports.insert(reinterpret_cast<ClangModulesDeclVendor::ModuleID>(module)); |
| |
| llvm::SmallVector<clang::Module*, 2> sub_exports; |
| |
| module->getExportedModules(sub_exports); |
| |
| for (clang::Module *module : sub_exports) |
| { |
| ReportModuleExportsHelper(exports, module); |
| } |
| } |
| |
| void |
| ClangModulesDeclVendorImpl::ReportModuleExports (ClangModulesDeclVendor::ModuleVector &exports, |
| clang::Module *module) |
| { |
| std::set<ClangModulesDeclVendor::ModuleID> exports_set; |
| |
| ReportModuleExportsHelper(exports_set, module); |
| |
| for (ModuleID module : exports_set) |
| { |
| exports.push_back(module); |
| } |
| } |
| |
| bool |
| ClangModulesDeclVendorImpl::AddModule(ModulePath &path, |
| ModuleVector *exported_modules, |
| Stream &error_stream) |
| { |
| // Fail early. |
| |
| if (m_compiler_instance->hadModuleLoaderFatalFailure()) |
| { |
| error_stream.PutCString("error: Couldn't load a module because the module loader is in a fatal state.\n"); |
| return false; |
| } |
| |
| // Check if we've already imported this module. |
| |
| std::vector<ConstString> imported_module; |
| |
| for (ConstString path_component : path) |
| { |
| imported_module.push_back(path_component); |
| } |
| |
| { |
| ImportedModuleMap::iterator mi = m_imported_modules.find(imported_module); |
| |
| if (mi != m_imported_modules.end()) |
| { |
| if (exported_modules) |
| { |
| ReportModuleExports(*exported_modules, mi->second); |
| } |
| return true; |
| } |
| } |
| |
| if (!m_compiler_instance->getPreprocessor().getHeaderSearchInfo().lookupModule(path[0].GetStringRef())) |
| { |
| error_stream.Printf("error: Header search couldn't locate module %s\n", path[0].AsCString()); |
| return false; |
| } |
| |
| llvm::SmallVector<std::pair<clang::IdentifierInfo *, clang::SourceLocation>, 4> clang_path; |
| |
| { |
| clang::SourceManager &source_manager = m_compiler_instance->getASTContext().getSourceManager(); |
| |
| for (ConstString path_component : path) |
| { |
| clang_path.push_back(std::make_pair(&m_compiler_instance->getASTContext().Idents.get(path_component.GetStringRef()), |
| source_manager.getLocForStartOfFile(source_manager.getMainFileID()).getLocWithOffset(m_source_location_index++))); |
| } |
| } |
| |
| StoringDiagnosticConsumer *diagnostic_consumer = static_cast<StoringDiagnosticConsumer *>(m_compiler_instance->getDiagnostics().getClient()); |
| |
| diagnostic_consumer->ClearDiagnostics(); |
| |
| clang::Module *top_level_module = DoGetModule(clang_path.front(), false); |
| |
| if (!top_level_module) |
| { |
| diagnostic_consumer->DumpDiagnostics(error_stream); |
| error_stream.Printf("error: Couldn't load top-level module %s\n", path[0].AsCString()); |
| return false; |
| } |
| |
| clang::Module *submodule = top_level_module; |
| |
| for (size_t ci = 1; ci < path.size(); ++ci) |
| { |
| llvm::StringRef component = path[ci].GetStringRef(); |
| submodule = submodule->findSubmodule(component.str()); |
| if (!submodule) |
| { |
| diagnostic_consumer->DumpDiagnostics(error_stream); |
| error_stream.Printf("error: Couldn't load submodule %s\n", component.str().c_str()); |
| return false; |
| } |
| } |
| |
| clang::Module *requested_module = DoGetModule(clang_path, true); |
| |
| if (requested_module != nullptr) |
| { |
| if (exported_modules) |
| { |
| ReportModuleExports(*exported_modules, requested_module); |
| } |
| |
| m_imported_modules[imported_module] = requested_module; |
| |
| m_enabled = true; |
| |
| return true; |
| } |
| |
| return false; |
| } |
| |
| |
| bool |
| ClangModulesDeclVendor::LanguageSupportsClangModules (lldb::LanguageType language) |
| { |
| switch (language) |
| { |
| default: |
| return false; |
| // C++ and friends to be added |
| case lldb::LanguageType::eLanguageTypeC: |
| case lldb::LanguageType::eLanguageTypeC11: |
| case lldb::LanguageType::eLanguageTypeC89: |
| case lldb::LanguageType::eLanguageTypeC99: |
| case lldb::LanguageType::eLanguageTypeObjC: |
| return true; |
| } |
| } |
| |
| bool |
| ClangModulesDeclVendorImpl::AddModulesForCompileUnit(CompileUnit &cu, |
| ClangModulesDeclVendor::ModuleVector &exported_modules, |
| Stream &error_stream) |
| { |
| if (LanguageSupportsClangModules(cu.GetLanguage())) |
| { |
| std::vector<ConstString> imported_modules = cu.GetImportedModules(); |
| |
| for (ConstString imported_module : imported_modules) |
| { |
| std::vector<ConstString> path; |
| |
| path.push_back(imported_module); |
| |
| if (!AddModule(path, &exported_modules, error_stream)) |
| { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| return true; |
| } |
| |
| // ClangImporter::lookupValue |
| |
| uint32_t |
| ClangModulesDeclVendorImpl::FindDecls (const ConstString &name, |
| bool append, |
| uint32_t max_matches, |
| std::vector <clang::NamedDecl*> &decls) |
| { |
| if (!m_enabled) |
| { |
| return 0; |
| } |
| |
| if (!append) |
| decls.clear(); |
| |
| clang::IdentifierInfo &ident = m_compiler_instance->getASTContext().Idents.get(name.GetStringRef()); |
| |
| clang::LookupResult lookup_result(m_compiler_instance->getSema(), |
| clang::DeclarationName(&ident), |
| clang::SourceLocation(), |
| clang::Sema::LookupOrdinaryName); |
| |
| m_compiler_instance->getSema().LookupName(lookup_result, m_compiler_instance->getSema().getScopeForContext(m_compiler_instance->getASTContext().getTranslationUnitDecl())); |
| |
| uint32_t num_matches = 0; |
| |
| for (clang::NamedDecl *named_decl : lookup_result) |
| { |
| if (num_matches >= max_matches) |
| return num_matches; |
| |
| decls.push_back(named_decl); |
| ++num_matches; |
| } |
| |
| return num_matches; |
| } |
| |
| void |
| ClangModulesDeclVendorImpl::ForEachMacro(const ClangModulesDeclVendor::ModuleVector &modules, |
| std::function<bool (const std::string &)> handler) |
| { |
| if (!m_enabled) |
| { |
| return; |
| } |
| |
| typedef std::map<ModuleID, ssize_t> ModulePriorityMap; |
| ModulePriorityMap module_priorities; |
| |
| ssize_t priority = 0; |
| |
| for (ModuleID module : modules) |
| { |
| module_priorities[module] = priority++; |
| } |
| |
| if (m_compiler_instance->getPreprocessor().getExternalSource()) |
| { |
| m_compiler_instance->getPreprocessor().getExternalSource()->ReadDefinedMacros(); |
| } |
| |
| for (clang::Preprocessor::macro_iterator mi = m_compiler_instance->getPreprocessor().macro_begin(), |
| me = m_compiler_instance->getPreprocessor().macro_end(); |
| mi != me; |
| ++mi) |
| { |
| const clang::IdentifierInfo *ii = nullptr; |
| |
| { |
| if (clang::IdentifierInfoLookup *lookup = m_compiler_instance->getPreprocessor().getIdentifierTable().getExternalIdentifierLookup()) |
| { |
| lookup->get(mi->first->getName()); |
| } |
| if (!ii) |
| { |
| ii = mi->first; |
| } |
| } |
| |
| ssize_t found_priority = -1; |
| clang::MacroInfo *macro_info = nullptr; |
| |
| for (clang::ModuleMacro *module_macro : m_compiler_instance->getPreprocessor().getLeafModuleMacros(ii)) |
| { |
| clang::Module *module = module_macro->getOwningModule(); |
| |
| { |
| ModulePriorityMap::iterator pi = module_priorities.find(reinterpret_cast<ModuleID>(module)); |
| |
| if (pi != module_priorities.end() && pi->second > found_priority) |
| { |
| macro_info = module_macro->getMacroInfo(); |
| found_priority = pi->second; |
| } |
| } |
| |
| clang::Module *top_level_module = module->getTopLevelModule(); |
| |
| if (top_level_module != module) |
| { |
| ModulePriorityMap::iterator pi = module_priorities.find(reinterpret_cast<ModuleID>(top_level_module)); |
| |
| if ((pi != module_priorities.end()) && pi->second > found_priority) |
| { |
| macro_info = module_macro->getMacroInfo(); |
| found_priority = pi->second; |
| } |
| } |
| } |
| |
| if (macro_info) |
| { |
| std::string macro_expansion = "#define "; |
| macro_expansion.append(mi->first->getName().str().c_str()); |
| |
| { |
| if (macro_info->isFunctionLike()) |
| { |
| macro_expansion.append("("); |
| |
| bool first_arg = true; |
| |
| for (clang::MacroInfo::arg_iterator ai = macro_info->arg_begin(), |
| ae = macro_info->arg_end(); |
| ai != ae; |
| ++ai) |
| { |
| if (!first_arg) |
| { |
| macro_expansion.append(", "); |
| } |
| else |
| { |
| first_arg = false; |
| } |
| |
| macro_expansion.append((*ai)->getName().str()); |
| } |
| |
| if (macro_info->isC99Varargs()) |
| { |
| if (first_arg) |
| { |
| macro_expansion.append("..."); |
| } |
| else |
| { |
| macro_expansion.append(", ..."); |
| } |
| } |
| else if (macro_info->isGNUVarargs()) |
| { |
| macro_expansion.append("..."); |
| } |
| |
| macro_expansion.append(")"); |
| } |
| |
| macro_expansion.append(" "); |
| |
| bool first_token = true; |
| |
| for (clang::MacroInfo::tokens_iterator ti = macro_info->tokens_begin(), |
| te = macro_info->tokens_end(); |
| ti != te; |
| ++ti) |
| { |
| if (!first_token) |
| { |
| macro_expansion.append(" "); |
| } |
| else |
| { |
| first_token = false; |
| } |
| |
| if (ti->isLiteral()) |
| { |
| if (const char *literal_data = ti->getLiteralData()) |
| { |
| std::string token_str(literal_data, ti->getLength()); |
| macro_expansion.append(token_str); |
| } |
| else |
| { |
| bool invalid = false; |
| const char *literal_source = m_compiler_instance->getSourceManager().getCharacterData(ti->getLocation(), &invalid); |
| |
| if (invalid) |
| { |
| lldbassert(!"Unhandled token kind"); |
| macro_expansion.append("<unknown literal value>"); |
| } |
| else |
| { |
| macro_expansion.append(std::string(literal_source, ti->getLength())); |
| } |
| } |
| } |
| else if (const char *punctuator_spelling = clang::tok::getPunctuatorSpelling(ti->getKind())) |
| { |
| macro_expansion.append(punctuator_spelling); |
| } |
| else if (const char *keyword_spelling = clang::tok::getKeywordSpelling(ti->getKind())) |
| { |
| macro_expansion.append(keyword_spelling); |
| } |
| else |
| { |
| switch (ti->getKind()) |
| { |
| case clang::tok::TokenKind::identifier: |
| macro_expansion.append(ti->getIdentifierInfo()->getName().str()); |
| break; |
| case clang::tok::TokenKind::raw_identifier: |
| macro_expansion.append(ti->getRawIdentifier().str()); |
| default: |
| macro_expansion.append(ti->getName()); |
| break; |
| } |
| } |
| } |
| |
| if (handler(macro_expansion)) |
| { |
| return; |
| } |
| } |
| } |
| } |
| } |
| |
| ClangModulesDeclVendorImpl::~ClangModulesDeclVendorImpl() |
| { |
| } |
| |
| clang::ModuleLoadResult |
| ClangModulesDeclVendorImpl::DoGetModule(clang::ModuleIdPath path, |
| bool make_visible) |
| { |
| clang::Module::NameVisibilityKind visibility = make_visible ? clang::Module::AllVisible : clang::Module::Hidden; |
| |
| const bool is_inclusion_directive = false; |
| |
| return m_compiler_instance->loadModule(path.front().second, path, visibility, is_inclusion_directive); |
| } |
| |
| static const char *ModuleImportBufferName = "LLDBModulesMemoryBuffer"; |
| |
| lldb_private::ClangModulesDeclVendor * |
| ClangModulesDeclVendor::Create(Target &target) |
| { |
| // FIXME we should insure programmatically that the expression parser's compiler and the modules runtime's |
| // compiler are both initialized in the same way – preferably by the same code. |
| |
| if (!target.GetPlatform()->SupportsModules()) |
| return nullptr; |
| |
| const ArchSpec &arch = target.GetArchitecture(); |
| |
| std::vector<std::string> compiler_invocation_arguments = |
| { |
| "-fmodules", |
| "-fcxx-modules", |
| "-fsyntax-only", |
| "-femit-all-decls", |
| "-target", arch.GetTriple().str(), |
| "-fmodules-validate-system-headers", |
| "-Werror=non-modular-include-in-framework-module" |
| }; |
| |
| target.GetPlatform()->AddClangModuleCompilationOptions(&target, compiler_invocation_arguments); |
| |
| compiler_invocation_arguments.push_back(ModuleImportBufferName); |
| |
| // Add additional search paths with { "-I", path } or { "-F", path } here. |
| |
| { |
| llvm::SmallString<128> DefaultModuleCache; |
| const bool erased_on_reboot = false; |
| llvm::sys::path::system_temp_directory(erased_on_reboot, DefaultModuleCache); |
| llvm::sys::path::append(DefaultModuleCache, "org.llvm.clang"); |
| llvm::sys::path::append(DefaultModuleCache, "ModuleCache"); |
| std::string module_cache_argument("-fmodules-cache-path="); |
| module_cache_argument.append(DefaultModuleCache.str().str()); |
| compiler_invocation_arguments.push_back(module_cache_argument); |
| } |
| |
| FileSpecList &module_search_paths = target.GetClangModuleSearchPaths(); |
| |
| for (size_t spi = 0, spe = module_search_paths.GetSize(); spi < spe; ++spi) |
| { |
| const FileSpec &search_path = module_search_paths.GetFileSpecAtIndex(spi); |
| |
| std::string search_path_argument = "-I"; |
| search_path_argument.append(search_path.GetPath()); |
| |
| compiler_invocation_arguments.push_back(search_path_argument); |
| } |
| |
| { |
| FileSpec clang_resource_dir = GetResourceDir(); |
| |
| if (clang_resource_dir.IsDirectory()) |
| { |
| compiler_invocation_arguments.push_back("-resource-dir"); |
| compiler_invocation_arguments.push_back(clang_resource_dir.GetPath()); |
| } |
| } |
| |
| llvm::IntrusiveRefCntPtr<clang::DiagnosticsEngine> diagnostics_engine = clang::CompilerInstance::createDiagnostics(new clang::DiagnosticOptions, |
| new StoringDiagnosticConsumer); |
| |
| std::vector<const char *> compiler_invocation_argument_cstrs; |
| |
| for (const std::string &arg : compiler_invocation_arguments) { |
| compiler_invocation_argument_cstrs.push_back(arg.c_str()); |
| } |
| |
| llvm::IntrusiveRefCntPtr<clang::CompilerInvocation> invocation(clang::createInvocationFromCommandLine(compiler_invocation_argument_cstrs, diagnostics_engine)); |
| |
| if (!invocation) |
| return nullptr; |
| |
| std::unique_ptr<llvm::MemoryBuffer> source_buffer = llvm::MemoryBuffer::getMemBuffer("extern int __lldb __attribute__((unavailable));", |
| ModuleImportBufferName); |
| |
| invocation->getPreprocessorOpts().addRemappedFile(ModuleImportBufferName, source_buffer.release()); |
| |
| std::unique_ptr<clang::CompilerInstance> instance(new clang::CompilerInstance); |
| |
| instance->setDiagnostics(diagnostics_engine.get()); |
| instance->setInvocation(invocation.get()); |
| |
| std::unique_ptr<clang::FrontendAction> action(new clang::SyntaxOnlyAction); |
| |
| instance->setTarget(clang::TargetInfo::CreateTargetInfo(*diagnostics_engine, instance->getInvocation().TargetOpts)); |
| |
| if (!instance->hasTarget()) |
| return nullptr; |
| |
| instance->getTarget().adjust(instance->getLangOpts()); |
| |
| if (!action->BeginSourceFile(*instance, instance->getFrontendOpts().Inputs[0])) |
| return nullptr; |
| |
| instance->getPreprocessor().enableIncrementalProcessing(); |
| |
| instance->createModuleManager(); |
| |
| instance->createSema(action->getTranslationUnitKind(), nullptr); |
| |
| const bool skipFunctionBodies = false; |
| std::unique_ptr<clang::Parser> parser(new clang::Parser(instance->getPreprocessor(), instance->getSema(), skipFunctionBodies)); |
| |
| instance->getPreprocessor().EnterMainSourceFile(); |
| parser->Initialize(); |
| |
| clang::Parser::DeclGroupPtrTy parsed; |
| |
| while (!parser->ParseTopLevelDecl(parsed)); |
| |
| return new ClangModulesDeclVendorImpl (diagnostics_engine, invocation, std::move(instance), std::move(parser)); |
| } |