==== tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts (144 errors) ====
    enum E { a, b, c }
    
    var a: number;
    var b: boolean;
    var c: string;
    var d: void;
    var e: E;
    
    // operator <
    var r1a1 = a < b;
               ~~~~~
!!! Operator '<' cannot be applied to types 'number' and 'boolean'.
    var r1a1 = a < c;
               ~~~~~
!!! Operator '<' cannot be applied to types 'number' and 'string'.
    var r1a1 = a < d;
               ~~~~~
!!! Operator '<' cannot be applied to types 'number' and 'void'.
    var r1a1 = a < e; // no error, expected
    
    var r1b1 = b < a;
               ~~~~~
!!! Operator '<' cannot be applied to types 'boolean' and 'number'.
    var r1b1 = b < c;
               ~~~~~
!!! Operator '<' cannot be applied to types 'boolean' and 'string'.
    var r1b1 = b < d;
               ~~~~~
!!! Operator '<' cannot be applied to types 'boolean' and 'void'.
    var r1b1 = b < e;
               ~~~~~
!!! Operator '<' cannot be applied to types 'boolean' and 'E'.
    
    var r1c1 = c < a;
               ~~~~~
!!! Operator '<' cannot be applied to types 'string' and 'number'.
    var r1c1 = c < b;
               ~~~~~
!!! Operator '<' cannot be applied to types 'string' and 'boolean'.
    var r1c1 = c < d;
               ~~~~~
!!! Operator '<' cannot be applied to types 'string' and 'void'.
    var r1c1 = c < e;
               ~~~~~
!!! Operator '<' cannot be applied to types 'string' and 'E'.
    
    var r1d1 = d < a;
               ~~~~~
!!! Operator '<' cannot be applied to types 'void' and 'number'.
    var r1d1 = d < b;
               ~~~~~
!!! Operator '<' cannot be applied to types 'void' and 'boolean'.
    var r1d1 = d < c;
               ~~~~~
!!! Operator '<' cannot be applied to types 'void' and 'string'.
    var r1d1 = d < e;
               ~~~~~
!!! Operator '<' cannot be applied to types 'void' and 'E'.
    
    var r1e1 = e < a; // no error, expected
    var r1e1 = e < b;
               ~~~~~
!!! Operator '<' cannot be applied to types 'E' and 'boolean'.
    var r1e1 = e < c;
               ~~~~~
!!! Operator '<' cannot be applied to types 'E' and 'string'.
    var r1e1 = e < d;
               ~~~~~
!!! Operator '<' cannot be applied to types 'E' and 'void'.
    
    // operator >
    var r2a1 = a > b;
               ~~~~~
!!! Operator '>' cannot be applied to types 'number' and 'boolean'.
    var r2a1 = a > c;
               ~~~~~
!!! Operator '>' cannot be applied to types 'number' and 'string'.
    var r2a1 = a > d;
               ~~~~~
!!! Operator '>' cannot be applied to types 'number' and 'void'.
    var r2a1 = a > e; // no error, expected
    
    var r2b1 = b > a;
               ~~~~~
!!! Operator '>' cannot be applied to types 'boolean' and 'number'.
    var r2b1 = b > c;
               ~~~~~
!!! Operator '>' cannot be applied to types 'boolean' and 'string'.
    var r2b1 = b > d;
               ~~~~~
!!! Operator '>' cannot be applied to types 'boolean' and 'void'.
    var r2b1 = b > e;
               ~~~~~
!!! Operator '>' cannot be applied to types 'boolean' and 'E'.
    
    var r2c1 = c > a;
               ~~~~~
!!! Operator '>' cannot be applied to types 'string' and 'number'.
    var r2c1 = c > b;
               ~~~~~
!!! Operator '>' cannot be applied to types 'string' and 'boolean'.
    var r2c1 = c > d;
               ~~~~~
!!! Operator '>' cannot be applied to types 'string' and 'void'.
    var r2c1 = c > e;
               ~~~~~
!!! Operator '>' cannot be applied to types 'string' and 'E'.
    
    var r2d1 = d > a;
               ~~~~~
!!! Operator '>' cannot be applied to types 'void' and 'number'.
    var r2d1 = d > b;
               ~~~~~
!!! Operator '>' cannot be applied to types 'void' and 'boolean'.
    var r2d1 = d > c;
               ~~~~~
!!! Operator '>' cannot be applied to types 'void' and 'string'.
    var r2d1 = d > e;
               ~~~~~
!!! Operator '>' cannot be applied to types 'void' and 'E'.
    
    var r2e1 = e > a; // no error, expected
    var r2e1 = e > b;
               ~~~~~
!!! Operator '>' cannot be applied to types 'E' and 'boolean'.
    var r2e1 = e > c;
               ~~~~~
!!! Operator '>' cannot be applied to types 'E' and 'string'.
    var r2e1 = e > d;
               ~~~~~
!!! Operator '>' cannot be applied to types 'E' and 'void'.
    
    // operator <=
    var r3a1 = a <= b;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'number' and 'boolean'.
    var r3a1 = a <= c;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'number' and 'string'.
    var r3a1 = a <= d;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'number' and 'void'.
    var r3a1 = a <= e; // no error, expected
    
    var r3b1 = b <= a;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'boolean' and 'number'.
    var r3b1 = b <= c;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'boolean' and 'string'.
    var r3b1 = b <= d;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'boolean' and 'void'.
    var r3b1 = b <= e;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'boolean' and 'E'.
    
    var r3c1 = c <= a;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'string' and 'number'.
    var r3c1 = c <= b;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'string' and 'boolean'.
    var r3c1 = c <= d;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'string' and 'void'.
    var r3c1 = c <= e;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'string' and 'E'.
    
    var r3d1 = d <= a;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'void' and 'number'.
    var r3d1 = d <= b;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'void' and 'boolean'.
    var r3d1 = d <= c;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'void' and 'string'.
    var r3d1 = d <= e;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'void' and 'E'.
    
    var r3e1 = e <= a; // no error, expected
    var r3e1 = e <= b;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'E' and 'boolean'.
    var r3e1 = e <= c;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'E' and 'string'.
    var r3e1 = e <= d;
               ~~~~~~
!!! Operator '<=' cannot be applied to types 'E' and 'void'.
    
    // operator >=
    var r4a1 = a >= b;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'number' and 'boolean'.
    var r4a1 = a >= c;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'number' and 'string'.
    var r4a1 = a >= d;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'number' and 'void'.
    var r4a1 = a >= e; // no error, expected
    
    var r4b1 = b >= a;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'boolean' and 'number'.
    var r4b1 = b >= c;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'boolean' and 'string'.
    var r4b1 = b >= d;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'boolean' and 'void'.
    var r4b1 = b >= e;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'boolean' and 'E'.
    
    var r4c1 = c >= a;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'string' and 'number'.
    var r4c1 = c >= b;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'string' and 'boolean'.
    var r4c1 = c >= d;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'string' and 'void'.
    var r4c1 = c >= e;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'string' and 'E'.
    
    var r4d1 = d >= a;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'void' and 'number'.
    var r4d1 = d >= b;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'void' and 'boolean'.
    var r4d1 = d >= c;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'void' and 'string'.
    var r4d1 = d >= e;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'void' and 'E'.
    
    var r4e1 = e >= a; // no error, expected
    var r4e1 = e >= b;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'E' and 'boolean'.
    var r4e1 = e >= c;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'E' and 'string'.
    var r4e1 = e >= d;
               ~~~~~~
!!! Operator '>=' cannot be applied to types 'E' and 'void'.
    
    // operator ==
    var r5a1 = a == b;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'number' and 'boolean'.
    var r5a1 = a == c;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'number' and 'string'.
    var r5a1 = a == d;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'number' and 'void'.
    var r5a1 = a == e; // no error, expected
    
    var r5b1 = b == a;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'boolean' and 'number'.
    var r5b1 = b == c;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'boolean' and 'string'.
    var r5b1 = b == d;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'boolean' and 'void'.
    var r5b1 = b == e;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'boolean' and 'E'.
    
    var r5c1 = c == a;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'string' and 'number'.
    var r5c1 = c == b;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'string' and 'boolean'.
    var r5c1 = c == d;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'string' and 'void'.
    var r5c1 = c == e;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'string' and 'E'.
    
    var r5d1 = d == a;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'void' and 'number'.
    var r5d1 = d == b;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'void' and 'boolean'.
    var r5d1 = d == c;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'void' and 'string'.
    var r5d1 = d == e;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'void' and 'E'.
    
    var r5e1 = e == a; // no error, expected
    var r5e1 = e == b;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'E' and 'boolean'.
    var r5e1 = e == c;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'E' and 'string'.
    var r5e1 = e == d;
               ~~~~~~
!!! Operator '==' cannot be applied to types 'E' and 'void'.
    
    // operator !=
    var r6a1 = a != b;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'number' and 'boolean'.
    var r6a1 = a != c;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'number' and 'string'.
    var r6a1 = a != d;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'number' and 'void'.
    var r6a1 = a != e; // no error, expected
    
    var r6b1 = b != a;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'boolean' and 'number'.
    var r6b1 = b != c;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'boolean' and 'string'.
    var r6b1 = b != d;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'boolean' and 'void'.
    var r6b1 = b != e;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'boolean' and 'E'.
    
    var r6c1 = c != a;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'string' and 'number'.
    var r6c1 = c != b;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'string' and 'boolean'.
    var r6c1 = c != d;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'string' and 'void'.
    var r6c1 = c != e;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'string' and 'E'.
    
    var r6d1 = d != a;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'void' and 'number'.
    var r6d1 = d != b;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'void' and 'boolean'.
    var r6d1 = d != c;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'void' and 'string'.
    var r6d1 = d != e;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'void' and 'E'.
    
    var r6e1 = e != a; // no error, expected
    var r6e1 = e != b;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'E' and 'boolean'.
    var r6e1 = e != c;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'E' and 'string'.
    var r6e1 = e != d;
               ~~~~~~
!!! Operator '!=' cannot be applied to types 'E' and 'void'.
    
    // operator ===
    var r7a1 = a === b;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'number' and 'boolean'.
    var r7a1 = a === c;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'number' and 'string'.
    var r7a1 = a === d;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'number' and 'void'.
    var r7a1 = a === e; // no error, expected
    
    var r7b1 = b === a;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'boolean' and 'number'.
    var r7b1 = b === c;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'boolean' and 'string'.
    var r7b1 = b === d;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'boolean' and 'void'.
    var r7b1 = b === e;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'boolean' and 'E'.
    
    var r7c1 = c === a;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'string' and 'number'.
    var r7c1 = c === b;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'string' and 'boolean'.
    var r7c1 = c === d;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'string' and 'void'.
    var r7c1 = c === e;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'string' and 'E'.
    
    var r7d1 = d === a;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'void' and 'number'.
    var r7d1 = d === b;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'void' and 'boolean'.
    var r7d1 = d === c;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'void' and 'string'.
    var r7d1 = d === e;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'void' and 'E'.
    
    var r7e1 = e === a; // no error, expected
    var r7e1 = e === b;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'E' and 'boolean'.
    var r7e1 = e === c;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'E' and 'string'.
    var r7e1 = e === d;
               ~~~~~~~
!!! Operator '===' cannot be applied to types 'E' and 'void'.
    
    // operator !==
    var r8a1 = a !== b;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'number' and 'boolean'.
    var r8a1 = a !== c;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'number' and 'string'.
    var r8a1 = a !== d;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'number' and 'void'.
    var r8a1 = a !== e; // no error, expected
    
    var r8b1 = b !== a;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'boolean' and 'number'.
    var r8b1 = b !== c;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'boolean' and 'string'.
    var r8b1 = b !== d;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'boolean' and 'void'.
    var r8b1 = b !== e;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'boolean' and 'E'.
    
    var r8c1 = c !== a;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'string' and 'number'.
    var r8c1 = c !== b;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'string' and 'boolean'.
    var r8c1 = c !== d;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'string' and 'void'.
    var r8c1 = c !== e;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'string' and 'E'.
    
    var r8d1 = d !== a;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'void' and 'number'.
    var r8d1 = d !== b;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'void' and 'boolean'.
    var r8d1 = d !== c;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'void' and 'string'.
    var r8d1 = d !== e;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'void' and 'E'.
    
    var r8e1 = e !== a; // no error, expected
    var r8e1 = e !== b;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'E' and 'boolean'.
    var r8e1 = e !== c;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'E' and 'string'.
    var r8e1 = e !== d;
               ~~~~~~~
!!! Operator '!==' cannot be applied to types 'E' and 'void'.