mirror of https://github.com/rust-lang/rust
30 lines
648 B
Rust
30 lines
648 B
Rust
// produce special borrowck message inside all kinds of loops
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struct FuncWrapper<'a, T : 'a> {
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func : fn(&'a mut T) -> ()
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}
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impl<'a, T : 'a> FuncWrapper<'a, T> {
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fn in_loop(self, arg : &'a mut T) {
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loop {
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(self.func)(arg) //~ ERROR cannot borrow
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}
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}
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fn in_while(self, arg : &'a mut T) {
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while true { //~ WARN denote infinite loops with
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(self.func)(arg) //~ ERROR cannot borrow
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}
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}
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fn in_for(self, arg : &'a mut T) {
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let v : Vec<()> = vec![];
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for _ in v.iter() {
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(self.func)(arg) //~ ERROR cannot borrow
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}
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}
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}
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fn main() {
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}
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