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Diffstat (limited to '')
-rw-r--r-- | tests/coverage-map/status-quo/generator.rs | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/tests/coverage-map/status-quo/generator.rs b/tests/coverage-map/status-quo/generator.rs deleted file mode 100644 index 431999102..000000000 --- a/tests/coverage-map/status-quo/generator.rs +++ /dev/null @@ -1,30 +0,0 @@ -#![feature(generators, generator_trait)] - -use std::ops::{Generator, GeneratorState}; -use std::pin::Pin; - -// The following implementation of a function called from a `yield` statement -// (apparently requiring the Result and the `String` type or constructor) -// creates conditions where the `generator::StateTransform` MIR transform will -// drop all `Counter` `Coverage` statements from a MIR. `simplify.rs` has logic -// to handle this condition, and still report dead block coverage. -fn get_u32(val: bool) -> Result<u32, String> { - if val { Ok(1) } else { Err(String::from("some error")) } -} - -fn main() { - let is_true = std::env::args().len() == 1; - let mut generator = || { - yield get_u32(is_true); - return "foo"; - }; - - match Pin::new(&mut generator).resume(()) { - GeneratorState::Yielded(Ok(1)) => {} - _ => panic!("unexpected return from resume"), - } - match Pin::new(&mut generator).resume(()) { - GeneratorState::Complete("foo") => {} - _ => panic!("unexpected return from resume"), - } -} |