tests/cases/conformance/es6/computedProperties/computedPropertyNamesDeclarationEmit4_ES5.ts(2,5): error TS1170: A computed property name in a type literal must directly refer to a built-in symbol.
==== tests/cases/conformance/es6/computedProperties/computedPropertyNamesDeclarationEmit4_ES5.ts (1 errors) ====
var v: {
["" + ""](): void;
~~~~~~~~~
!!! error TS1170: A computed property name in a type literal must directly refer to a built-in symbol.
}