From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/generator/yield-in-box.rs | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 tests/ui/generator/yield-in-box.rs (limited to 'tests/ui/generator/yield-in-box.rs') diff --git a/tests/ui/generator/yield-in-box.rs b/tests/ui/generator/yield-in-box.rs new file mode 100644 index 000000000..dd6fa7c15 --- /dev/null +++ b/tests/ui/generator/yield-in-box.rs @@ -0,0 +1,24 @@ +// run-pass +// Test that box-statements with yields in them work. + +#![feature(generators, box_syntax, generator_trait)] +use std::pin::Pin; +use std::ops::Generator; +use std::ops::GeneratorState; + +fn main() { + let x = 0i32; + || { //~ WARN unused generator that must be used + let y = 2u32; + { + let _t = box (&x, yield 0, &y); + } + match box (&x, yield 0, &y) { + _t => {} + } + }; + + let mut g = |_| box yield; + assert_eq!(Pin::new(&mut g).resume(1), GeneratorState::Yielded(())); + assert_eq!(Pin::new(&mut g).resume(2), GeneratorState::Complete(box 2)); +} -- cgit v1.2.3