问无法查看用clang编译的std::stringEN#include <string>#include <locale>#include <codecvt>// convert string to wstringinline std::wstring to_wide_string(const std::string& input){std::wstring_convert<std::codecvt_utf8<wchar_t>> converter;return converter.from_bytes(input);}// convert wstring t
std::string_view记录了对应的字符串指针和偏移位置，无需管理内存，相对std::string拥有一份字符串拷贝...
class ObfASTFrontendAction : public ASTFrontendAction { public: //创建AST Consumer std::unique_ptr<ASTConsumer> CreateASTConsumer(clang::CompilerInstance &CI, StringRef file) override { return std::make_unique<ObfASTConsumer>(&CI); } void EndSourceFileAction() override { cout << "处理完成" ...
QualType PType = VD->getType(); std::string TypeName = PType.getAsString(); 语句类的定义见<llvm-root>/clang/include/clang/AST/Stmt.h。 上述AST示例中的VarDecl节点中包含BinaryOperator节点。如,VarDecl节点add_val中包含“+” BinaryOperator节点。BinaryOperator类是Expr类的子类,其包括两个子节点。Clan...
std::string s1="abcdefghijik"; int i; std::cin>>s; if(s==s1){ i=add(3,5); } else{ std::cout<<"wrong"<<std::endl; } return 0; } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. ...
自然地,类型保留扩展到模板的使用,在源代码中,Clang 保留有关特定模板特化(如std::vector<Real>),如何拼写的信息。例如: $clang -fsyntax-only t.cpp t.cpp:12:7:error:incompatible type assigning 'vector<Real>', expected 'std::string' (aka 'class std::basic_string<char>') ...
StringRef file)override{ llvm::errs()<<"** Creating AST consumer for:"<< file <<"\n"; TheRewriter.setSourceMgr(CI.getSourceManager(), CI.getLangOpts());returnstd::make_unique<MyASTConsumer>(TheRewriter); }private: Rewriter TheRewriter; ...
// 获取全局作用域里指定名字的符号列表 DeclContext::lookup_result GetGlobalDecl(const std::string &name) { ASTContext &context = CompilerInst::getSingleton().GetASTContext(); DeclContext *tcxt = context.getTranslationUnitDecl(); IdentifierInfo &id = context.Idents.get(name); return tcxt->look...
#include<jni.h>#include<string>extern"C"JNIEXPORT jstring JNICALLJava_com_example_myapp_MainActivity_stringFromJNI(JNIEnv*env,jobject/* this */){std::string hello="Hello from C++";returnenv->NewStringUTF(hello.c_str());} 1. 2.
std::string assing(constzmq::message_t& msg) { std::string str((constchar*)msg.data(), msg.size());returnstd::move(str);// warning here} With clang 3.7.1, I now get: "warning: moving a local object in a return statement prevents copy elision [-Wpessimizing-move]" ...