1 files changed, 60 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr27548.C b/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr27548.C
new file mode 100644
index 000000000..d23b959a5
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr27548.C
@@ -0,0 +1,60 @@
+// PR tree-optimization/27548
+// { dg-do compile }
+// { dg-options "-O1" }
+
+namespace Gambit
+{
+  template < class T > class Array
+  {
+  protected:int mindex, maxdex;
+    T *data;
+    int InsertAt (const T & t, int n)
+    {
+      T *new_data = new T[++this->maxdex - this->mindex + 1] - this->mindex;
+      int i;
+      for (i = this->mindex; i <= n - 1; i++)
+	  new_data[i] = this->data[i];
+	new_data[i++] = t;
+    }
+  public:   Array (unsigned int len = 0):mindex (1), maxdex (len),
+      data ((len) ? new T[len] -
+	    1 : 0)
+    {
+    }
+    virtual ~ Array ()
+    {
+      if (maxdex >= mindex)
+	delete[](data + mindex);
+    }
+    const T & operator[] (int index) const
+    {
+    }
+    int Append (const T & t)
+    {
+      return InsertAt (t, this->maxdex + 1);
+    }
+  };
+}
+
+class gIndexOdometer
+{
+private:Gambit::Array < int >MinIndices;
+    Gambit::Array < int >CurIndices;
+    gIndexOdometer (const Gambit::Array < int >, const Gambit::Array < int >);
+  void SetIndex (const int &, const int &);
+  int NoIndices () const;
+  gIndexOdometer AfterExcisionOf (int &) const;
+};
+gIndexOdometer
+gIndexOdometer::AfterExcisionOf (int &to_be_zapped) const
+{
+  Gambit::Array < int >NewMins, NewMaxs;
+  int i;
+  for (i = 1; i <= NoIndices (); i++)
+    {
+      NewMins.Append (MinIndices[i]);
+    }
+  gIndexOdometer NewOdo (NewMins, NewMaxs);
+  for (i = 1; i < to_be_zapped; i++)
+    NewOdo.SetIndex (i, CurIndices[i]);
+}