Pulled the latest changes from the trunk

test/main.h

@@ -61,7 +61,7 @@
 #endif
 
 // shuts down ICC's remark #593: variable "XXX" was set but never used
-#define TEST_SET_BUT_UNUSED_VARIABLE(X) X = X + 0;
+#define TEST_SET_BUT_UNUSED_VARIABLE(X) EIGEN_UNUSED_VARIABLE(X)
 
 // the following file is automatically generated by cmake
 #include "split_test_helper.h"
@@ -76,7 +76,7 @@
 #endif
 
 // bounds integer values for AltiVec
-#ifdef __ALTIVEC__
+#if defined(__ALTIVEC__) || defined(__VSX__)
 #define EIGEN_MAKING_DOCS
 #endif
 
@@ -94,6 +94,9 @@ namespace Eigen
   static bool g_has_set_repeat, g_has_set_seed;
 }
 
+#define TRACK std::cerr << __FILE__ << " " << __LINE__ << std::endl
+// #define TRACK while()
+
 #define EI_PP_MAKE_STRING2(S) #S
 #define EI_PP_MAKE_STRING(S) EI_PP_MAKE_STRING2(S)
 
@@ -312,13 +315,7 @@ inline bool test_isApproxOrLessThan(const long double& a, const long double& b)
 template<typename Type1, typename Type2>
 inline bool test_isApprox(const Type1& a, const Type2& b)
 {
-#ifdef EIGEN_TEST_EVALUATORS
-  typename internal::eval<Type1>::type a_eval(a);
-  typename internal::eval<Type2>::type b_eval(b);
-  return a_eval.isApprox(b_eval, test_precision<typename Type1::Scalar>());
-#else
   return a.isApprox(b, test_precision<typename Type1::Scalar>());
-#endif
 }
 
 // The idea behind this function is to compare the two scalars a and b where
@@ -436,6 +433,26 @@ void randomPermutationVector(PermutationVectorType& v, typename PermutationVecto
   }
 }
 
+template<typename T> bool isNotNaN(const T& x)
+{
+  return x==x;
+}
+
+template<typename T> bool isNaN(const T& x)
+{
+  return x!=x;
+}
+
+template<typename T> bool isInf(const T& x)
+{
+  return x > NumTraits<T>::highest();
+}
+
+template<typename T> bool isMinusInf(const T& x)
+{
+  return x < NumTraits<T>::lowest();
+}
+
 } // end namespace Eigen
 
 template<typename T> struct GetDifferentType;