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  1. #include <iostream>
  2.  
  3. struct pt
  4. {
  5. 	double a;
  6. 	explicit pt(double a) : a(a) {};
  7.  
  8. 	void operator*=(const pt& x) {
  9. 		a *= x.a;
  10. 	}
  11. };
  12.  
  13. int main()
  14. {
  15. 	pt p(10);
  16.  
  17. 	p *= 20.0;
  18.  
  19. 	std::cout << p.a << '\n';
  20. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:17: error: no match for ‘operator*=’ in ‘p *= 2.0e+1’
prog.cpp:8: note: candidates are: void pt::operator*=(const pt&)
stdout
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Standard output is empty
https://ideone.com/NnwWY
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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