src/test/ui/run-pass/generator/yield-in-initializer.rs

   1 // Copyright 2018 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 // run-pass
  12
  13 #![feature(generators)]
  14
  15 fn main() {
  16     static || {
  17         loop {
  18             // Test that `opt` is not live across the yield, even when borrowed in a loop
  19             // See https://github.com/rust-lang/rust/issues/52792
  20             let opt = {
  21                 yield;
  22                 true
  23             };
  24             &opt;
  25         }
  26     };
  27 }