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catch_unwind intrinsic: document return value #138773

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Mar 22, 2025
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catch_unwind intrinsic: document return value #138773

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1 change: 1 addition & 0 deletions library/core/src/intrinsics/mod.rs
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Expand Up @@ -3002,6 +3002,7 @@ pub const fn discriminant_value<T>(v: &T) -> <T as DiscriminantKind>::Discrimina

/// Rust's "try catch" construct for unwinding. Invokes the function pointer `try_fn` with the
/// data pointer `data`, and calls `catch_fn` if unwinding occurs while `try_fn` runs.
/// Returns `1` if unwinding occurred and `catch_fn` was called; returns `0` otherwise.
///
/// `catch_fn` must not unwind.
///
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