tests/cases/conformance/types/typeRelationships/typeInference/genericCallWithObjectTypeArgs.ts(20,9): error TS2448: The type argument for type parameter 'T' cannot be inferred from the usage. Try specifying the type arguments explicitly.
==== tests/cases/conformance/types/typeRelationships/typeInference/genericCallWithObjectTypeArgs.ts (1 errors) ====
class C {
private x: string;
}
class D {
class X<T> {
x: T;
function foo<T>(t: X<T>, t2: X<T>) {
var x: T;
return x;
var c1 = new X<C>();
var d1 = new X<D>();
var r = foo(c1, d1); // error
~~~
!!! error TS2448: The type argument for type parameter 'T' cannot be inferred from the usage. Try specifying the type arguments explicitly.
var r2 = foo(c1, c1); // ok