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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class A {
  5. 	public:
  6. 		int uid;
  7.  
  8. 		A() {
  9. 			this->uid = 1001;
  10. 		}
  11.  
  12. 		bool fals() {
  13. 			cout << " A::fals()";
  14. 			return false;
  15. 		}
  16.  
  17. 		bool tru() {
  18. 			cout << " A::tru()";
  19. 			return true;
  20. 		}
  21. };
  22.  
  23. int main() {
  24. 	A* current = new A();
  25.  
  26. 	//--------------------------------------------------
  27.  
  28. 	cout << endl << "Test 1.1:";
  29. 	cout << " uid=" << current->uid;
  30.  
  31. 	if (false && (current->uid = 0))
  32. 		cout << " if";
  33. 	else
  34. 		cout << " else";
  35.  
  36. 	cout << " uid=" << current->uid;
  37.  
  38. 	//--------------------------------------------------
  39.  
  40. 	cout << endl << "Test 1.2:";
  41. 	cout << " uid=" << current->uid;
  42.  
  43. 	if (true && (current->uid = 0))
  44. 		cout << " if";
  45. 	else
  46. 		cout << " else";
  47.  
  48. 	cout << " uid=" << current->uid;
  49.  
  50. 	//--------------------------------------------------
  51.  
  52. 	cout << endl << "Test 2.1:";
  53. 	if (false && (current->fals()))
  54. 		cout << " if";
  55. 	else
  56. 		cout << " else";
  57.  
  58. 	//--------------------------------------------------
  59.  
  60. 	cout << endl << "Test 2.2:";
  61. 	if (true && (current->fals()))
  62. 		cout << " if";
  63. 	else
  64. 		cout << " else";
  65.  
  66. 	//--------------------------------------------------
  67.  
  68. 	cout << endl << "Test 3.1:";
  69. 	if (false && (current->tru()))
  70. 		cout << " if";
  71. 	else
  72. 		cout << " else";
  73.  
  74. 	//--------------------------------------------------
  75.  
  76. 	cout << endl << "Test 3.2:";
  77. 	if (true && (current->tru()))
  78. 		cout << " if";
  79. 	else
  80. 		cout << " else";
  81.  
  82. 	//--------------------------------------------------
  83.  
  84. 	return 0;
  85. }
Success #stdin #stdout 0s 3472KB
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stdin
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Standard input is empty
stdout
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Test 1.1: uid=1001 else uid=1001
Test 1.2: uid=1001 else uid=0
Test 2.1: else
Test 2.2: A::fals() else
Test 3.1: else
Test 3.2: A::tru() if
https://ideone.com/9GodWi
Some Linux bug demo
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
secret

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