mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-01 06:51:58 +00:00
17 lines
464 B
Rust
17 lines
464 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),
|
|
}
|
|
}
|