=== tests/cases/compiler/quotedPropertyName3.ts ===
class Test {
>Test : Symbol(Test, Decl(quotedPropertyName3.ts, 0, 0))

    "prop1": number;
    foo() {
>foo : Symbol(foo, Decl(quotedPropertyName3.ts, 1, 20))

        var x = () => this["prop1"];
>x : Symbol(x, Decl(quotedPropertyName3.ts, 3, 11))
>this : Symbol(Test, Decl(quotedPropertyName3.ts, 0, 0))
>"prop1" : Symbol("prop1", Decl(quotedPropertyName3.ts, 0, 12))

        var y: number = x();
>y : Symbol(y, Decl(quotedPropertyName3.ts, 4, 11))
>x : Symbol(x, Decl(quotedPropertyName3.ts, 3, 11))
    }
}