Get rid of include directives inside namespace blocks (bug #339).

Eigen/src/IterativeLinearSolvers/BasicPreconditioners.h

@@ -25,6 +25,8 @@
 #ifndef EIGEN_BASIC_PRECONDITIONERS_H
 #define EIGEN_BASIC_PRECONDITIONERS_H
 
+namespace Eigen { 
+
 /** \ingroup IterativeLinearSolvers_Module
   * \brief A preconditioner based on the digonal entries
   *
@@ -156,4 +158,6 @@ class IdentityPreconditioner
     inline const Rhs& solve(const Rhs& b) const { return b; }
 };
 
+} // end namespace Eigen
+
 #endif // EIGEN_BASIC_PRECONDITIONERS_H

Eigen/src/IterativeLinearSolvers/BiCGSTAB.h

@@ -26,6 +26,8 @@
 #ifndef EIGEN_BICGSTAB_H
 #define EIGEN_BICGSTAB_H
 
+namespace Eigen { 
+
 namespace internal {
 
 /** \internal Low-level bi conjugate gradient stabilized algorithm
@@ -260,6 +262,8 @@ struct solve_retval<BiCGSTAB<_MatrixType, _Preconditioner>, Rhs>
   }
 };
 
-}
+} // end namespace internal
+
+} // end namespace Eigen
 
 #endif // EIGEN_BICGSTAB_H

Eigen/src/IterativeLinearSolvers/ConjugateGradient.h

@@ -25,6 +25,8 @@
 #ifndef EIGEN_CONJUGATE_GRADIENT_H
 #define EIGEN_CONJUGATE_GRADIENT_H
 
+namespace Eigen { 
+
 namespace internal {
 
 /** \internal Low-level conjugate gradient algorithm
@@ -251,6 +253,8 @@ struct solve_retval<ConjugateGradient<_MatrixType,_UpLo,_Preconditioner>, Rhs>
   }
 };
 
-}
+} // end namespace internal
+
+} // end namespace Eigen
 
 #endif // EIGEN_CONJUGATE_GRADIENT_H

Eigen/src/IterativeLinearSolvers/IncompleteLUT.h

@@ -25,6 +25,8 @@
 #ifndef EIGEN_INCOMPLETE_LUT_H
 #define EIGEN_INCOMPLETE_LUT_H
 
+namespace Eigen { 
+
 /**
  * \brief Incomplete LU factorization with dual-threshold strategy
  * During the numerical factorization, two dropping rules are used :
@@ -466,6 +468,9 @@ struct solve_retval<IncompleteLUT<_MatrixType>, Rhs>
   }
 };
 
-}
+} // end namespace internal
+
+} // end namespace Eigen
+
 #endif // EIGEN_INCOMPLETE_LUT_H
 

Eigen/src/IterativeLinearSolvers/IterativeSolverBase.h

@@ -25,6 +25,7 @@
 #ifndef EIGEN_ITERATIVE_SOLVER_BASE_H
 #define EIGEN_ITERATIVE_SOLVER_BASE_H
 
+namespace Eigen { 
 
 /** \ingroup IterativeLinearSolvers_Module
   * \brief Base class for linear iterative solvers
@@ -261,6 +262,8 @@ struct sparse_solve_retval<IterativeSolverBase<Derived>, Rhs>
   }
 };
 
-}
+} // end namespace internal
+
+} // end namespace Eigen
 
 #endif // EIGEN_ITERATIVE_SOLVER_BASE_H