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=== tests/cases/compiler/voidFunctionAssignmentCompat.ts ===
var fa = function(): any { return 3; }
>fa : Symbol(fa, Decl(voidFunctionAssignmentCompat.ts, 0, 3))
fa = function() { } // should not work
>fa : Symbol(fa, Decl(voidFunctionAssignmentCompat.ts, 0, 3))
var fv = function(): void {}
>fv : Symbol(fv, Decl(voidFunctionAssignmentCompat.ts, 3, 3))
fv = function() { return 0; } // should work
>fv : Symbol(fv, Decl(voidFunctionAssignmentCompat.ts, 3, 3))
function execAny(callback:(val:any)=>any) { return callback(0) }
>execAny : Symbol(execAny, Decl(voidFunctionAssignmentCompat.ts, 4, 29))
>callback : Symbol(callback, Decl(voidFunctionAssignmentCompat.ts, 6, 17))
>val : Symbol(val, Decl(voidFunctionAssignmentCompat.ts, 6, 27))
>callback : Symbol(callback, Decl(voidFunctionAssignmentCompat.ts, 6, 17))
execAny(function () {}); // should work
>execAny : Symbol(execAny, Decl(voidFunctionAssignmentCompat.ts, 4, 29))
function execVoid(callback:(val:any)=>void) { callback(0); }
>execVoid : Symbol(execVoid, Decl(voidFunctionAssignmentCompat.ts, 7, 24))
>callback : Symbol(callback, Decl(voidFunctionAssignmentCompat.ts, 9, 18))
>val : Symbol(val, Decl(voidFunctionAssignmentCompat.ts, 9, 28))
>callback : Symbol(callback, Decl(voidFunctionAssignmentCompat.ts, 9, 18))
execVoid(function () {return 0;}); // should work
>execVoid : Symbol(execVoid, Decl(voidFunctionAssignmentCompat.ts, 7, 24))
var fra: (v:any)=>any = function() { return function () {}; } // should work
>fra : Symbol(fra, Decl(voidFunctionAssignmentCompat.ts, 12, 3))
>v : Symbol(v, Decl(voidFunctionAssignmentCompat.ts, 12, 10))
var frv: (v:any)=>void = function() { return function () { return 0; } } // should work
>frv : Symbol(frv, Decl(voidFunctionAssignmentCompat.ts, 13, 3))
>v : Symbol(v, Decl(voidFunctionAssignmentCompat.ts, 13, 10))
var fra3: (v:any)=>string = (function() { return function (v:string) {return v;}; })() // should work
>fra3 : Symbol(fra3, Decl(voidFunctionAssignmentCompat.ts, 15, 3))
>v : Symbol(v, Decl(voidFunctionAssignmentCompat.ts, 15, 11))
>v : Symbol(v, Decl(voidFunctionAssignmentCompat.ts, 15, 59))
>v : Symbol(v, Decl(voidFunctionAssignmentCompat.ts, 15, 59))
var frv3: (v:any)=>number = (function() { return function () { return 0; } })() // should work
>frv3 : Symbol(frv3, Decl(voidFunctionAssignmentCompat.ts, 16, 3))
>v : Symbol(v, Decl(voidFunctionAssignmentCompat.ts, 16, 11))
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