17 lines
482 B
Rust
17 lines
482 B
Rust
// xfail-pretty -- comments are infaithfully preserved
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fn main() {
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let mut x = none;
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alt x { //~ NOTE loan of mutable local variable granted here
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none {
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// It is ok to reassign x here, because there is in
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// fact no outstanding loan of x!
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x = some(0);
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}
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some(i) {
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x = some(1); //~ ERROR assigning to mutable local variable prohibited due to outstanding loan
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}
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}
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copy x; // just to prevent liveness warnings
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}
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