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  1. #include <iostream>
  2. #include <sstream>
  3.  
  4. class Container {
  5.   public:
  6.     std::ostringstream  bufferStream;
  7.  
  8.   public:
  9.     Container();    // constructor
  10.     Container(const Container&); //Compy constructor
  11.     ~Container();
  12. };
  13.  
  14. Container::Container() {
  15.     bufferStream << "Hello ";
  16. }
  17.  
  18. Container::Container(const Container &c) {
  19.     bufferStream << c.bufferStream.rdbuf();
  20. }
  21.  
  22. Container::~Container() {
  23.     std::cout << bufferStream.str() << " [end]" << std::endl;
  24. }
  25.  
  26. // === Main method ===
  27.  
  28. int main() {
  29.  
  30.     Container().bufferStream << "world";   // works fine
  31.  
  32.     {                                      // causes tons of compiler errors
  33.         Container cont = Container();
  34.         cont.bufferStream << "world!";
  35.     }
  36.  
  37.  
  38.  
  39.     return 0;
  40. }
Success #stdin #stdout 0s 3460KB
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stdin
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Standard input is empty
stdout
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Hello world [end]
Hello world! [end]
https://ideone.com/6yERom
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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