Eliminate further -Wunused-local-typedef warnings from gcc 4.8

Author: jaredhoberock

thrust/detail/static_assert.h

@@ -64,8 +64,16 @@ template<typename, bool x>
 
 } // end thrust
 
-#define THRUST_STATIC_ASSERT( B ) \
+#if (THRUST_HOST_COMPILER == THRUST_HOST_COMPILER_GCC) && (THRUST_GCC_VERSION >= 40800)
+  // gcc 4.8+ will complain about this typedef being unused unless we annotate it as such
+#  define THRUST_STATIC_ASSERT( B ) \
+   typedef ::thrust::detail::static_assert_test<\
+      sizeof(::thrust::detail::STATIC_ASSERTION_FAILURE< (bool)( B ) >)>\
+         THRUST_JOIN(thrust_static_assert_typedef_, __LINE__) __attribute__((unused))
+#else
+#  define THRUST_STATIC_ASSERT( B ) \
    typedef ::thrust::detail::static_assert_test<\
       sizeof(::thrust::detail::STATIC_ASSERTION_FAILURE< (bool)( B ) >)>\
          THRUST_JOIN(thrust_static_assert_typedef_, __LINE__)
+#endif // gcc 4.8+
 

thrust/system/cuda/detail/copy_if.inl

@@ -69,8 +69,6 @@ struct copy_if_intervals_closure
   __device__ __thrust_forceinline__
   void operator()(void)
   {
-    typedef typename thrust::iterator_value<OutputIterator>::type OutputType;
-   
     typedef unsigned int PredicateType;
 
     const unsigned int CTA_SIZE = context_type::ThreadsPerBlock::value;
@@ -166,7 +164,6 @@ template<typename DerivedPolicy,
                           Predicate pred)
 {
   typedef typename thrust::iterator_difference<InputIterator1>::type IndexType;
-  typedef typename thrust::iterator_value<OutputIterator>::type      OutputType;
 
   if (first == last)
       return output;

thrust/system/cuda/detail/reduce_by_key.inl

@@ -415,7 +415,6 @@ struct reduce_by_key_closure
   __device__ __thrust_forceinline__
   void operator()(void)
   {
-    typedef typename thrust::iterator_value<InputIterator1>::type KeyType;
     typedef typename thrust::iterator_value<ValueIterator>::type  ValueType;
     typedef typename Decomposition::index_type                    IndexType;
     typedef typename thrust::iterator_value<FlagIterator>::type   FlagType;
@@ -580,7 +579,6 @@ template <typename DerivedPolicy,
 
     // temporary arrays
     typedef thrust::detail::temporary_array<IndexType,DerivedPolicy> IndexArray;
-    typedef thrust::detail::temporary_array<KeyType,DerivedPolicy>   KeyArray;
     typedef thrust::detail::temporary_array<ValueType,DerivedPolicy> ValueArray;
     typedef thrust::detail::temporary_array<bool,DerivedPolicy>      BoolArray;
 

thrust/system/detail/generic/count.inl

@@ -50,8 +50,6 @@ template <typename DerivedPolicy, typename InputIterator, typename EqualityCompa
 typename thrust::iterator_traits<InputIterator>::difference_type
 count(thrust::execution_policy<DerivedPolicy> &exec, InputIterator first, InputIterator last, const EqualityComparable& value)
 {
-  typedef typename thrust::iterator_traits<InputIterator>::value_type InputType;
-  
   // XXX use placeholder expression here
   return thrust::count_if(exec, first, last, thrust::detail::equal_to_value<EqualityComparable>(value));
 } // end count()

thrust/system/detail/generic/reduce_by_key.inl

@@ -85,7 +85,6 @@ template<typename ExecutionPolicy,
                   BinaryFunction binary_op)
 {
     typedef typename thrust::iterator_traits<InputIterator1>::difference_type difference_type;
-    typedef typename thrust::iterator_traits<InputIterator1>::value_type  KeyType;
 
     typedef unsigned int FlagType;  // TODO use difference_type
 

thrust/system/detail/generic/replace.inl

@@ -84,7 +84,6 @@ template<typename DerivedPolicy, typename InputIterator, typename OutputIterator
                                  Predicate pred,
                                  const T &new_value)
 {
-  typedef typename thrust::iterator_traits<InputIterator>::value_type InputType;
   typedef typename thrust::iterator_traits<OutputIterator>::value_type OutputType;
 
   detail::new_value_if<Predicate,T,OutputType> op(pred,new_value);

thrust/system/omp/detail/for_each.inl

@@ -56,7 +56,6 @@ RandomAccessIterator for_each_n(execution_policy<DerivedPolicy> &,
   if (n <= 0) return first;  //empty range
 
   // create a wrapped function for f
-  typedef typename thrust::iterator_reference<RandomAccessIterator>::type reference;
   thrust::detail::host_function<UnaryFunction,void> wrapped_f(f);
 
 // do not attempt to compile the body of this function, which depends on #pragma omp,