=== tests/cases/compiler/recursiveInference1.ts ===
function fib(x:number) { return x <= 1 ? x : fib(x - 1) + fib(x - 2); }
>fib : Symbol(fib, Decl(recursiveInference1.ts, 0, 0))
>x : Symbol(x, Decl(recursiveInference1.ts, 0, 13))
>x : Symbol(x, Decl(recursiveInference1.ts, 0, 13))
>x : Symbol(x, Decl(recursiveInference1.ts, 0, 13))
>fib : Symbol(fib, Decl(recursiveInference1.ts, 0, 0))
>x : Symbol(x, Decl(recursiveInference1.ts, 0, 13))
>fib : Symbol(fib, Decl(recursiveInference1.ts, 0, 0))
>x : Symbol(x, Decl(recursiveInference1.ts, 0, 13))

var result = fib(5);
>result : Symbol(result, Decl(recursiveInference1.ts, 1, 3))
>fib : Symbol(fib, Decl(recursiveInference1.ts, 0, 0))