* apt-pkg/algorithms.cc:

  - fix simulation performance drop (thanks to Ferenc Wagner
    for reporting the issue)

2 files changed, 3 insertions, 1 deletions

diff --git a/apt-pkg/algorithms.cc b/apt-pkg/algorithms.cc
index eaab4c0ea..59f994cd7 100644
--- a/apt-pkg/algorithms.cc
+++ b/apt-pkg/algorithms.cc
@@ -37,7 +37,8 @@ pkgProblemResolver *pkgProblemResolver::This = 0;
    this is not necessary since the pkgCaches are fully shared now. */
 pkgSimulate::pkgSimulate(pkgDepCache *Cache) : pkgPackageManager(Cache),
 		            iPolicy(Cache),
-                            Sim(&Cache->GetCache(),&iPolicy)
+			    Sim(&Cache->GetCache(),&iPolicy),
+			    group(Sim)
 {
    Sim.Init(0);
    Flags = new unsigned char[Cache->Head().PackageCount];
diff --git a/apt-pkg/algorithms.h b/apt-pkg/algorithms.h
index defaed57d..d183cd213 100644
--- a/apt-pkg/algorithms.h
+++ b/apt-pkg/algorithms.h
@@ -60,6 +60,7 @@ class pkgSimulate : public pkgPackageManager
    
    Policy iPolicy;
    pkgDepCache Sim;
+   pkgDepCache::ActionGroup group;
    
    // The Actuall installation implementation
    virtual bool Install(PkgIterator Pkg,string File);