=== tests/cases/compiler/switchFallThroughs.ts ===
function R1(index: number) {
>R1 : Symbol(R1, Decl(switchFallThroughs.ts, 0, 0))
>index : Symbol(index, Decl(switchFallThroughs.ts, 0, 12))

    switch (index) {
>index : Symbol(index, Decl(switchFallThroughs.ts, 0, 12))

        case 0:
        case 1:
        case 2:
            var a = 'a';
>a : Symbol(a, Decl(switchFallThroughs.ts, 5, 15))

            return a;
>a : Symbol(a, Decl(switchFallThroughs.ts, 5, 15))

        case 3:
        case 4: {
            return 'b';
        }
		case 5:
		default:
			return 'c';
    }
}

