[pstl] Remove warnings in tests and headers

Mostly unused parameter, unused local typedefs and shadowed declarations.
This massaging it necessary if we want to be able to run the tests under
the libc++ lit configuration.

llvm-svn: 363872

1 files changed, 1 insertions, 1 deletions

diff --git a/pstl/test/std/algorithms/alg.merge/merge.pass.cpp b/pstl/test/std/algorithms/alg.merge/merge.pass.cpp
index b215beb10af..5912775f9e3 100644
--- a/pstl/test/std/algorithms/alg.merge/merge.pass.cpp
+++ b/pstl/test/std/algorithms/alg.merge/merge.pass.cpp
@@ -47,7 +47,7 @@ struct test_merge
     operator()(Policy&& exec, std::reverse_iterator<InputIterator1> first1, std::reverse_iterator<InputIterator1> last1,
                std::reverse_iterator<InputIterator2> first2, std::reverse_iterator<InputIterator2> last2,
                std::reverse_iterator<OutputIterator> out_first, std::reverse_iterator<OutputIterator> out_last,
-               Compare comp)
+               Compare)
     {
         using namespace std;
         typedef typename std::iterator_traits<std::reverse_iterator<InputIterator1>>::value_type T;