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Dispose of intermediate Z3Objects created in dotnet api. (#5901)

* Dispose of intermediate Z3Objects created in dotnet api.

* Set C# LangVersion to 8.0.

* Fix build errors.

* Fix warning about empty using statement.

* Fix Xor to only dispose of objects that it creates internally.
This commit is contained in:
Matt Thornton 2022-03-17 15:08:05 +00:00 committed by GitHub
parent bdf7de1703
commit 4e0a2f5968
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13 changed files with 360 additions and 142 deletions

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@ -203,8 +203,8 @@ namespace Microsoft.Z3
/// <remarks>Essentially invokes the `simplify' tactic on the goal.</remarks>
public Goal Simplify(Params p = null)
{
Tactic t = Context.MkTactic("simplify");
ApplyResult res = t.Apply(this, p);
using Tactic t = Context.MkTactic("simplify");
using ApplyResult res = t.Apply(this, p);
if (res.NumSubgoals == 0)
throw new Z3Exception("No subgoals");