=== tests/cases/conformance/es6/classExpressions/classExpressionES63.ts ===
let C = class extends class extends class { a = 1 } { b = 2 } { c = 3 };
>C : Symbol(C, Decl(classExpressionES63.ts, 0, 3))
>a : Symbol((Anonymous class).a, Decl(classExpressionES63.ts, 0, 43))
>b : Symbol((Anonymous class).b, Decl(classExpressionES63.ts, 0, 53))
>c : Symbol((Anonymous class).c, Decl(classExpressionES63.ts, 0, 63))

let c = new C();
>c : Symbol(c, Decl(classExpressionES63.ts, 1, 3))
>C : Symbol(C, Decl(classExpressionES63.ts, 0, 3))

c.a;
>c.a : Symbol((Anonymous class).a, Decl(classExpressionES63.ts, 0, 43))
>c : Symbol(c, Decl(classExpressionES63.ts, 1, 3))
>a : Symbol((Anonymous class).a, Decl(classExpressionES63.ts, 0, 43))

c.b;
>c.b : Symbol((Anonymous class).b, Decl(classExpressionES63.ts, 0, 53))
>c : Symbol(c, Decl(classExpressionES63.ts, 1, 3))
>b : Symbol((Anonymous class).b, Decl(classExpressionES63.ts, 0, 53))

c.c;
>c.c : Symbol((Anonymous class).c, Decl(classExpressionES63.ts, 0, 63))
>c : Symbol(c, Decl(classExpressionES63.ts, 1, 3))
>c : Symbol((Anonymous class).c, Decl(classExpressionES63.ts, 0, 63))