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Autoborrowing to a closure allows use of unsafe functions in safe code #10081

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huonw opened this issue Oct 26, 2013 · 1 comment
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Autoborrowing to a closure allows use of unsafe functions in safe code #10081

huonw opened this issue Oct 26, 2013 · 1 comment
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A-type-system Area: Type system

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@huonw
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huonw commented Oct 26, 2013 

use std::cast;
fn main() {
    let val = Some(1.23456f64).map(cast::transmute::<f64, u64>);
    println!("{:?}", val)
}
Some(4608238783128613432u64)
@alexcrichton
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Closing as a dupe of #9582

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@alexcrichton @huonw