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fix uninitialized variable m_gc_burst in config, have cuber accept and receive optional vector of variables indicating splits and global autarky as output

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-12-14 02:38:45 -08:00
parent 178211d091
commit 6b258578f9
15 changed files with 121 additions and 100 deletions
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14
src/api/dotnet/Solver.cs
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@ -404,6 +404,11 @@ namespace Microsoft.Z3
/// Backtrack level that can be adjusted by conquer process
/// </summary>
public uint BacktrackLevel { get; set; }
/// <summary>
/// Variables available and returned by the cuber.
/// </summary>
public BoolExpr[] CubeVariables { get; set; }
/// <summary>
@ -411,16 +416,21 @@ namespace Microsoft.Z3
/// </summary>
public IEnumerable<BoolExpr[]> Cube()
{
ASTVector cv = new ASTVector(Context);
if (CubeVariables != null)
foreach (var b in CubeVariables) cv.Push(b);
while (true) {
var lvl = BacktrackLevel;
BacktrackLevel = uint.MaxValue;
ASTVector r = new ASTVector(Context, Native.Z3_solver_cube(Context.nCtx, NativeObject, lvl));
ASTVector r = new ASTVector(Context, Native.Z3_solver_cube(Context.nCtx, NativeObject, cv.NativeObject, lvl));
var v = r.ToBoolExprArray();
CubeVariables = cv.ToBoolExprArray();
if (v.Length == 1 && v[0].IsFalse) {
break;
}
yield return v;
if (v.Length == 0) {
if (v.Length == 0) {
break;
}
}