serde/test_suite/tests/ui/conflict/flatten-skip-serializing-if.rs

#[macro_use]
extern crate serde_derive;

#[derive(Serialize)]
struct Foo {
    #[serde(flatten, skip_serializing_if = "Option::is_none")]
    other: Option<Other>,
}

#[derive(Serialize)]
struct Other {
    x: u32,
}

fn main() {}