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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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41
src/api/dotnet/Quantifier.cs
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@ -18,14 +18,14 @@ Notes:
--*/
using System;
using System.Diagnostics.Contracts;
using System.Diagnostics;
using System.Linq;
namespace Microsoft.Z3
{
/// <summary>
/// Quantifier expressions.
/// </summary>
[ContractVerification(true)]
public class Quantifier : BoolExpr
{
/// <summary>
@ -67,7 +67,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<Pattern[]>() != null);
uint n = NumPatterns;
Pattern[] res = new Pattern[n];
@ -92,7 +91,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<Pattern[]>() != null);
uint n = NumNoPatterns;
Pattern[] res = new Pattern[n];
@ -117,7 +115,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<Symbol[]>() != null);
uint n = NumBound;
Symbol[] res = new Symbol[n];
@ -134,7 +131,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<Sort[]>() != null);
uint n = NumBound;
Sort[] res = new Sort[n];
@ -151,7 +147,6 @@ namespace Microsoft.Z3
{
get
{
Contract.Ensures(Contract.Result<BoolExpr>() != null);
return new BoolExpr(Context, Native.Z3_get_quantifier_body(Context.nCtx, NativeObject));
}
@ -168,19 +163,18 @@ namespace Microsoft.Z3
}
#region Internal
[ContractVerification(false)] // F: Clousot ForAll decompilation gets confused below. Setting verification off until I fixed the bug
internal Quantifier(Context ctx, bool isForall, Sort[] sorts, Symbol[] names, Expr body, uint weight = 1, Pattern[] patterns = null, Expr[] noPatterns = null, Symbol quantifierID = null, Symbol skolemID = null)
: base(ctx, IntPtr.Zero)
{
Contract.Requires(ctx != null);
Contract.Requires(sorts != null);
Contract.Requires(names != null);
Contract.Requires(body != null);
Contract.Requires(sorts.Length == names.Length);
Contract.Requires(Contract.ForAll(sorts, s => s != null));
Contract.Requires(Contract.ForAll(names, n => n != null));
Contract.Requires(patterns == null || Contract.ForAll(patterns, p => p != null));
Contract.Requires(noPatterns == null || Contract.ForAll(noPatterns, np => np != null));
Debug.Assert(ctx != null);
Debug.Assert(sorts != null);
Debug.Assert(names != null);
Debug.Assert(body != null);
Debug.Assert(sorts.Length == names.Length);
Debug.Assert(sorts.All(s => s != null));
Debug.Assert(names.All(n => n != null));
Debug.Assert(patterns == null || patterns.All(p => p != null));
Debug.Assert(noPatterns == null || noPatterns.All(np => np != null));
Context.CheckContextMatch<Pattern>(patterns);
Context.CheckContextMatch<Expr>(noPatterns);
@ -211,16 +205,15 @@ namespace Microsoft.Z3
}
}
[ContractVerification(false)] // F: Clousot ForAll decompilation gets confused below. Setting verification off until I fixed the bug
internal Quantifier(Context ctx, bool isForall, Expr[] bound, Expr body, uint weight = 1, Pattern[] patterns = null, Expr[] noPatterns = null, Symbol quantifierID = null, Symbol skolemID = null)
: base(ctx, IntPtr.Zero)
{
Contract.Requires(ctx != null);
Contract.Requires(body != null);
Debug.Assert(ctx != null);
Debug.Assert(body != null);
Contract.Requires(patterns == null || Contract.ForAll(patterns, p => p != null));
Contract.Requires(noPatterns == null || Contract.ForAll(noPatterns, np => np != null));
Contract.Requires(bound == null || Contract.ForAll(bound, n => n != null));
Debug.Assert(patterns == null || patterns.All(p => p != null));
Debug.Assert(noPatterns == null || noPatterns.All(np => np != null));
Debug.Assert(bound == null || bound.All(n => n != null));
Context.CheckContextMatch<Expr>(noPatterns);
Context.CheckContextMatch<Pattern>(patterns);
@ -246,7 +239,7 @@ namespace Microsoft.Z3
}
internal Quantifier(Context ctx, IntPtr obj) : base(ctx, obj) { Contract.Requires(ctx != null); }
internal Quantifier(Context ctx, IntPtr obj) : base(ctx, obj) { Debug.Assert(ctx != null); }
#if DEBUG
internal override void CheckNativeObject(IntPtr obj)