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ALSchwalm/dispatch_4.rs

Created March 6, 2017 23:16
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dispatch_4.rs
let cat = Cat {
meow_factor: 7
purr_factor: 8
};
// No problem, a CloneMammal is impl for Cat
let clone_mammal: &CloneMammal = cat;
// Error!
let clone: &Clone = &clone_mammal;
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