rust/tests/ui/consts/precise-drop-with-coverage.rs
2024-02-16 20:02:50 +00:00

17 lines
466 B
Rust

// Checks that code coverage doesn't interfere with const_precise_live_drops.
// Regression test for issue #93848.
//
//@ check-pass
//@ compile-flags: --crate-type=lib -Cinstrument-coverage -Zno-profiler-runtime
#![feature(const_precise_live_drops)]
#[inline]
pub const fn transpose<T, E>(this: Option<Result<T, E>>) -> Result<Option<T>, E> {
match this {
Some(Ok(x)) => Ok(Some(x)),
Some(Err(e)) => Err(e),
None => Ok(None),
}
}