4   return x == x; // expected-warning {{self-comparison always evaluates to true}}  in foo()
8   return (x) != (((x))); // expected-warning {{self-comparison always evaluates to false}}  in foo2()
12   if (s == s) {} // expected-warning {{self-comparison always evaluates to true}}  in foo3()
17   if (v == v) {} // expected-warning {{self-comparison always evaluates to true}}  in foo4()
55   return array1 == array1; // expected-warning{{self-comparison always evaluates to true}}  in array_comparisons()
56   return array1 != array1; // expected-warning{{self-comparison always evaluates to false}}  in array_comparisons()
57   return array1 < array1; // expected-warning{{self-comparison always evaluates to false}}  in array_comparisons()
58   return array1 <= array1; // expected-warning{{self-comparison always evaluates to true}}  in array_comparisons()
59   return array1 > array1; // expected-warning{{self-comparison always evaluates to false}}  in array_comparisons()
60   return array1 >= array1; // expected-warning{{self-comparison always evaluates to true}}  in array_comparisons()
65   return array1 == array2; // expected-warning{{array comparison always evaluates to false}}  in array_comparisons()
66   return array1 != array2; // expected-warning{{array comparison always evaluates to true}}  in array_comparisons()
71   return array1 < array2; // expected-warning{{array comparison always evaluates to a constant}}  in array_comparisons()
72   return array1 <= array2; // expected-warning{{array comparison always evaluates to a constant}}  in array_comparisons()
73   return array1 > array2; // expected-warning{{array comparison always evaluates to a constant}}  in array_comparisons()
74   return array1 >= array2; // expected-warning{{array comparison always evaluates to a constant}}  in array_comparisons()