12 lines
315 B
Rust
12 lines
315 B
Rust
// If the unstable API is the only possible solution,
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// still emit E0658 "use of unstable library feature".
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// aux-build:inference_unstable_iterator.rs
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extern crate inference_unstable_iterator;
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use inference_unstable_iterator::IpuIterator;
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fn main() {
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assert_eq!('x'.ipu_flatten(), 0); //~ ERROR E0658
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}
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