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catch_unwind intrinsic: document return value #138773

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Merged
bors merged 1 commit into from
Mar 22, 2025
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catch_unwind intrinsic: document return value #138773

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catch_unwind intrinsic: document return value
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@RalfJung
RalfJung committed Mar 21, 2025
commit 244e92ba5c6e8031da1471229151abd44f383eb9
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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