rust/src/test/pretty/unary-op-disambig.rs

// Preserve semicolons that disambiguate unops

fn f() { }

fn block_semi() -> int {
    { f() };
    -1
}

fn block_nosemi() -> int {
    { 0 } - 1
}

fn if_semi() -> int {
    if true { f() } else { f() };
    -1
}

fn if_nosemi() -> int {
    if true { 0 } else { 0 } - 1
}

fn alt_semi() -> int {
    alt true { true { f() } };
    -1
}

fn alt_no_semi() -> int {
    alt true { true { 0 } } - 1
}

fn stmt() {
    { f() };
    -1;
}