// `cast(T)` where `T` is a value parameter declared `: Type` (without the `$`
// generic sigil) is rejected with the generic-param hint. Previously it
// silently cast to a fabricated empty struct (an unknown *literal* cast target
// already errored via value resolution, but the value-param case was silent).
// Regression (issue 0064, cast position). Expected: tailored error; exit 1.
conv :: (T: Type, x: i32) -> i32 {
    return cast(T) x;
}

main :: () -> i32 {
    return conv(i32, 5);
}