26 lines
806 B
Rust
26 lines
806 B
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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fn f<T>(g: fn() -> T) -> T { g() }
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pub fn main() {
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let _x = f( | | { 10 });
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// used to be: cannot determine a type for this expression
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f(| | { });
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// ditto
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f( | | { ()});
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// always worked
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let _: () = f(| | { });
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// empty block with no type info should compile too
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let _ = f(||{});
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let _ = (||{});
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}
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