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  1. #include <exception>
  2. #include <new>
  3. #include <iostream>
  4.  
  5. int main() {
  6. 	try {
  7. 		throw ::std::bad_alloc();
  8. 	} catch(::std::bad_alloc&) {
  9. 		::std::cout << "::std::bad_alloc\n";
  10. 	} catch(::std::exception&) {
  11. 		::std::cout << "::std::exception\n";
  12. 	}
  13.  
  14. 	::std::cout << "\n";
  15.  
  16. 	try {
  17. 		try {
  18. 			throw ::std::bad_alloc();
  19. 		} catch(::std::exception& e) {
  20. 			::std::cout << "rethrowing ::std::bad_alloc as ::std::exception...\n";
  21. 			throw e;
  22. 		}
  23. 	} catch(::std::bad_alloc&) {
  24. 		::std::cout << "::std::bad_alloc\n";
  25. 	} catch(::std::exception&) {
  26. 		::std::cout << "::std::exception\n";
  27. 	}
  28.  
  29. 	::std::cout << "\n";
  30.  
  31. 	try {
  32. 		try {
  33. 			throw ::std::bad_alloc();
  34. 		} catch(...) {
  35. 			::std::cout << "rethrowing ::std::bad_alloc correctly\n";
  36. 			throw;
  37. 		}
  38. 	} catch(::std::bad_alloc&) {
  39. 		::std::cout << "::std::bad_alloc\n";
  40. 	} catch(::std::exception&) {
  41. 		::std::cout << "::std::exception\n";
  42. 	}
  43. }
Success #stdin #stdout 0s 3456KB
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stdin
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Standard input is empty
stdout
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::std::bad_alloc

rethrowing ::std::bad_alloc as ::std::exception...
::std::exception

rethrowing ::std::bad_alloc correctly
::std::bad_alloc
https://ideone.com/RW9zHo
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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