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