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Update Expr.cs

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Add a Dup functionality that allows extending the life-time of expressions that are passed by the UserPropagator callbacks (or other code).
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Nikolaj Bjorner 2022-07-02 13:12:54 -07:00 • committed by GitHub
parent c35d0d1e49
commit d37ed4171d
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src/api/dotnet/Expr.cs
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@ -169,6 +169,16 @@ namespace Microsoft.Z3
return (Expr)base.Translate(ctx); return (Expr)base.Translate(ctx);
} }
/// <summary>
/// Create a duplicate of expression.
/// This feature is to allow extending the life-time of expressions that were passed down as arguments
/// by the user propagator callbacks. By default the life-time of arguments to callbacks is within the
/// callback only.
/// </summary>
public Expr Dup() {
return Expr.Create(Context, NativeObject);
}
/// <summary> /// <summary>
/// Returns a string representation of the expression. /// Returns a string representation of the expression.
/// </summary> /// </summary>