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remove dependencies on contracts

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-10-20 10:24:36 -07:00
parent 12fc670839
commit 3d37060fa9
72 changed files with 734 additions and 1232 deletions
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20
src/api/dotnet/Optimize.cs
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@ -19,14 +19,14 @@ Notes:
using System;
using System.Collections.Generic;
using System.Diagnostics.Contracts;
using System.Diagnostics;
using System.Linq;
namespace Microsoft.Z3
{
/// <summary>
/// Object for managing optimizization context
/// </summary>
[ContractVerification(true)]
public class Optimize : Z3Object
{
/// <summary>
@ -36,7 +36,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<string>() != null);
return Native.Z3_optimize_get_help(Context.nCtx, NativeObject);
}
}
@ -48,7 +47,7 @@ namespace Microsoft.Z3
{
set
{
Contract.Requires(value != null);
Debug.Assert(value != null);
Context.CheckContextMatch(value);
Native.Z3_optimize_set_params(Context.nCtx, NativeObject, value.NativeObject);
}
@ -99,8 +98,8 @@ namespace Microsoft.Z3
/// </summary>
private void AddConstraints(IEnumerable<BoolExpr> constraints)
{
Contract.Requires(constraints != null);
Contract.Requires(Contract.ForAll(constraints, c => c != null));
Debug.Assert(constraints != null);
Debug.Assert(constraints.All(c => c != null));
Context.CheckContextMatch(constraints);
foreach (BoolExpr a in constraints)
@ -248,7 +247,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<Expr[]>() != null);
ASTVector core = new ASTVector(Context, Native.Z3_optimize_get_unsat_core(Context.nCtx, NativeObject));
return core.ToBoolExprArray();
@ -319,7 +317,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<string>() != null);
return Native.Z3_optimize_get_reason_unknown(Context.nCtx, NativeObject);
}
}
@ -357,7 +354,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<BoolExpr[]>() != null);
ASTVector assertions = new ASTVector(Context, Native.Z3_optimize_get_assertions(Context.nCtx, NativeObject));
return assertions.ToBoolExprArray();
@ -371,7 +367,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<Expr[]>() != null);
ASTVector objectives = new ASTVector(Context, Native.Z3_optimize_get_objectives(Context.nCtx, NativeObject));
return objectives.ToExprArray();
@ -386,7 +381,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<Statistics>() != null);
return new Statistics(Context, Native.Z3_optimize_get_statistics(Context.nCtx, NativeObject));
}
@ -397,12 +391,12 @@ namespace Microsoft.Z3
internal Optimize(Context ctx, IntPtr obj)
: base(ctx, obj)
{
Contract.Requires(ctx != null);
Debug.Assert(ctx != null);
}
internal Optimize(Context ctx)
: base(ctx, Native.Z3_mk_optimize(ctx.nCtx))
{
Contract.Requires(ctx != null);
Debug.Assert(ctx != null);
}
internal class DecRefQueue : IDecRefQueue