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  1. #include <iostream>
  2. #include <cstring>
  3.  
  4. struct Instrumental {
  5.   Instrumental() {
  6.  
  7.   }
  8.  
  9.   Instrumental(const Instrumental&) {
  10.   	std::cout << "copy ctor" << std::endl;
  11.   }
  12.  
  13.   Instrumental& operator=(const Instrumental&) {
  14.   	std::cout << "operator=" << std::endl;
  15.   }
  16. };
  17.  
  18. int main() {
  19.   Instrumental src;
  20.   Instrumental dst;
  21.  
  22.   std::cout << ">>>" << std::endl;
  23.   memcpy(&src, &dst, sizeof(src));
  24.   std::cout << "<<<" << std::endl;
  25. }
Success #stdin #stdout 0s 3340KB
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stdin
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Standard input is empty
stdout
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>>>
<<<
https://ideone.com/plYASH
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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