diff --git a/test/std/algorithms/alg.sorting/alg.clamp/clamp.comp.pass.cpp b/test/std/algorithms/alg.sorting/alg.clamp/clamp.comp.pass.cpp
index 3fec12b6b..50bcff9c9 100644
--- a/test/std/algorithms/alg.sorting/alg.clamp/clamp.comp.pass.cpp
+++ b/test/std/algorithms/alg.sorting/alg.clamp/clamp.comp.pass.cpp
@@ -22,11 +22,11 @@ struct Tag {
     Tag() : val(0), tag("Default") {}
     Tag(int a, const char *b) : val(a), tag(b) {}
     ~Tag() {}
-        
+
     int val;
     const char *tag;
     };
-    
+
 bool eq(const Tag& rhs, const Tag& lhs) { return rhs.val == lhs.val && rhs.tag == lhs.tag; }
 // bool operator==(const Tag& rhs, const Tag& lhs) { return rhs.val == lhs.val; }
 bool comp (const Tag& rhs, const Tag& lhs) { return rhs.val <  lhs.val; }
diff --git a/test/std/algorithms/alg.sorting/alg.clamp/clamp.pass.cpp b/test/std/algorithms/alg.sorting/alg.clamp/clamp.pass.cpp
index 779c41827..1e18720bf 100644
--- a/test/std/algorithms/alg.sorting/alg.clamp/clamp.pass.cpp
+++ b/test/std/algorithms/alg.sorting/alg.clamp/clamp.pass.cpp
@@ -21,11 +21,11 @@ struct Tag {
 	Tag() : val(0), tag("Default") {}
 	Tag(int a, const char *b) : val(a), tag(b) {}
 	~Tag() {}
-		
+
 	int val;
 	const char *tag;
 	};
-	
+
 bool eq(const Tag& rhs, const Tag& lhs) { return rhs.val == lhs.val && rhs.tag == lhs.tag; }
 // bool operator==(const Tag& rhs, const Tag& lhs) { return rhs.val == lhs.val; }
 bool operator< (const Tag& rhs, const Tag& lhs) { return rhs.val <  lhs.val; }
diff --git a/test/std/atomics/atomics.types.generic/integral.pass.cpp b/test/std/atomics/atomics.types.generic/integral.pass.cpp
index 8cb76baf8..63cc02bef 100644
--- a/test/std/atomics/atomics.types.generic/integral.pass.cpp
+++ b/test/std/atomics/atomics.types.generic/integral.pass.cpp
@@ -195,7 +195,7 @@ int main()
 	test<std::atomic_uint32_t, uint32_t>();
 	test<std::atomic_int64_t,   int64_t>();
 	test<std::atomic_uint64_t, uint64_t>();
-	
+
     test<volatile std::atomic_char, char>();
     test<volatile std::atomic_schar, signed char>();
     test<volatile std::atomic_uchar, unsigned char>();
diff --git a/test/std/containers/associative/map/map.cons/compare_copy_constructible.fail.cpp b/test/std/containers/associative/map/map.cons/compare_copy_constructible.fail.cpp
index 81ccba3bb..210c27050 100644
--- a/test/std/containers/associative/map/map.cons/compare_copy_constructible.fail.cpp
+++ b/test/std/containers/associative/map/map.cons/compare_copy_constructible.fail.cpp
@@ -9,7 +9,7 @@
 
 // <map>
 
-// Check that std::map fails to instantiate if the comparison predicate is 
+// Check that std::map fails to instantiate if the comparison predicate is
 // not copy-constructible. This is LWG issue 2436
 
 #include <map>
diff --git a/test/std/containers/associative/map/map.cons/copy_assign.pass.cpp b/test/std/containers/associative/map/map.cons/copy_assign.pass.cpp
index 2d1cb3a62..0a4f70e59 100644
--- a/test/std/containers/associative/map/map.cons/copy_assign.pass.cpp
+++ b/test/std/containers/associative/map/map.cons/copy_assign.pass.cpp
@@ -36,7 +36,7 @@ public:
     int foo{0};
     counting_allocatorT(int f) noexcept : foo(f) {}
 
-    using propagate_on_container_copy_assignment = std::true_type;    
+    using propagate_on_container_copy_assignment = std::true_type;
     template <class U> counting_allocatorT(const counting_allocatorT<U>& other) noexcept {foo = other.foo;}
     template <class U> bool operator==(const counting_allocatorT<U>& other) const noexcept { return foo == other.foo; }
     template <class U> bool operator!=(const counting_allocatorT<U>& other) const noexcept { return foo != other.foo; }
@@ -59,7 +59,7 @@ public:
     int foo{0};
     counting_allocatorF(int f) noexcept : foo(f) {}
 
-    using propagate_on_container_copy_assignment = std::false_type;    
+    using propagate_on_container_copy_assignment = std::false_type;
     template <class U> counting_allocatorF(const counting_allocatorF<U>& other) noexcept {foo = other.foo;}
     template <class U> bool operator==(const counting_allocatorF<U>& other) const noexcept { return foo == other.foo; }
     template <class U> bool operator!=(const counting_allocatorF<U>& other) const noexcept { return foo != other.foo; }
@@ -77,7 +77,7 @@ public:
 
 bool balanced_allocs() {
     std::vector<int> temp1, temp2;
-    
+
     std::cout << "Allocations = " << ca_allocs.size() << ", deallocatons = " << ca_deallocs.size() << std::endl;
     if (ca_allocs.size() != ca_deallocs.size())
         return false;
@@ -87,13 +87,13 @@ bool balanced_allocs() {
     temp2.clear();
     std::unique_copy(temp1.begin(), temp1.end(), std::back_inserter<std::vector<int>>(temp2));
     std::cout << "There were " << temp2.size() << " different allocators\n";
-    
+
     for (std::vector<int>::const_iterator it = temp2.begin(); it != temp2.end(); ++it ) {
         std::cout << *it << ": " << std::count(ca_allocs.begin(), ca_allocs.end(), *it) << " vs " << std::count(ca_deallocs.begin(), ca_deallocs.end(), *it) << std::endl;
         if ( std::count(ca_allocs.begin(), ca_allocs.end(), *it) != std::count(ca_deallocs.begin(), ca_deallocs.end(), *it))
             return false;
         }
-        
+
     temp1 = ca_allocs;
     std::sort(temp1.begin(), temp1.end());
     temp2.clear();
@@ -104,7 +104,7 @@ bool balanced_allocs() {
         if ( std::count(ca_allocs.begin(), ca_allocs.end(), *it) != std::count(ca_deallocs.begin(), ca_deallocs.end(), *it))
             return false;
         }
-    
+
     return true;
     }
 #endif
diff --git a/test/std/containers/associative/multimap/multimap.cons/compare_copy_constructible.fail.cpp b/test/std/containers/associative/multimap/multimap.cons/compare_copy_constructible.fail.cpp
index e6f6c3efe..3d33f721a 100644
--- a/test/std/containers/associative/multimap/multimap.cons/compare_copy_constructible.fail.cpp
+++ b/test/std/containers/associative/multimap/multimap.cons/compare_copy_constructible.fail.cpp
@@ -9,7 +9,7 @@
 
 // <map>
 
-// Check that std::multimap fails to instantiate if the comparison predicate is 
+// Check that std::multimap fails to instantiate if the comparison predicate is
 // not copy-constructible. This is LWG issue 2436
 
 #include <map>
diff --git a/test/std/containers/associative/multiset/multiset.cons/compare_copy_constructible.fail.cpp b/test/std/containers/associative/multiset/multiset.cons/compare_copy_constructible.fail.cpp
index 2eade5299..9287a035b 100644
--- a/test/std/containers/associative/multiset/multiset.cons/compare_copy_constructible.fail.cpp
+++ b/test/std/containers/associative/multiset/multiset.cons/compare_copy_constructible.fail.cpp
@@ -9,7 +9,7 @@
 
 // <set>
 
-// Check that std::multiset fails to instantiate if the comparison predicate is 
+// Check that std::multiset fails to instantiate if the comparison predicate is
 // not copy-constructible. This is LWG issue 2436
 
 #include <set>
diff --git a/test/std/containers/associative/set/set.cons/compare_copy_constructible.fail.cpp b/test/std/containers/associative/set/set.cons/compare_copy_constructible.fail.cpp
index dcf23effc..858ee4161 100644
--- a/test/std/containers/associative/set/set.cons/compare_copy_constructible.fail.cpp
+++ b/test/std/containers/associative/set/set.cons/compare_copy_constructible.fail.cpp
@@ -9,7 +9,7 @@
 
 // <set>
 
-// Check that std::set fails to instantiate if the comparison predicate is 
+// Check that std::set fails to instantiate if the comparison predicate is
 // not copy-constructible. This is LWG issue 2436
 
 #include <set>
diff --git a/test/std/containers/sequences/vector/vector.data/data.pass.cpp b/test/std/containers/sequences/vector/vector.data/data.pass.cpp
index f6c0575d9..b7ea3a286 100644
--- a/test/std/containers/sequences/vector/vector.data/data.pass.cpp
+++ b/test/std/containers/sequences/vector/vector.data/data.pass.cpp
@@ -21,7 +21,7 @@ struct Nasty {
 	Nasty() : i_(0) {}
 	Nasty(int i) : i_(i) {}
 	~Nasty() {}
-	
+
 	Nasty * operator&() const { assert(false); return nullptr; }
 	int i_;
 	};
diff --git a/test/std/containers/sequences/vector/vector.data/data_const.pass.cpp b/test/std/containers/sequences/vector/vector.data/data_const.pass.cpp
index c97ad2970..3c013c1ae 100644
--- a/test/std/containers/sequences/vector/vector.data/data_const.pass.cpp
+++ b/test/std/containers/sequences/vector/vector.data/data_const.pass.cpp
@@ -21,7 +21,7 @@ struct Nasty {
 	Nasty() : i_(0) {}
 	Nasty(int i) : i_(i) {}
 	~Nasty() {}
-	
+
 	Nasty * operator&() const { assert(false); return nullptr; }
 	int i_;
 	};
diff --git a/test/std/containers/unord/unord.map/unord.map.cnstr/compare_copy_constructible.fail.cpp b/test/std/containers/unord/unord.map/unord.map.cnstr/compare_copy_constructible.fail.cpp
index 417120b9e..7f62a4fed 100644
--- a/test/std/containers/unord/unord.map/unord.map.cnstr/compare_copy_constructible.fail.cpp
+++ b/test/std/containers/unord/unord.map/unord.map.cnstr/compare_copy_constructible.fail.cpp
@@ -12,7 +12,7 @@
 
 // <unordered_map>
 
-// Check that std::unordered_map fails to instantiate if the comparison predicate is 
+// Check that std::unordered_map fails to instantiate if the comparison predicate is
 // not copy-constructible. This is LWG issue 2436
 
 #include <unordered_map>
diff --git a/test/std/containers/unord/unord.map/unord.map.cnstr/hash_copy_constructible.fail.cpp b/test/std/containers/unord/unord.map/unord.map.cnstr/hash_copy_constructible.fail.cpp
index 709b56de2..2525c4444 100644
--- a/test/std/containers/unord/unord.map/unord.map.cnstr/hash_copy_constructible.fail.cpp
+++ b/test/std/containers/unord/unord.map/unord.map.cnstr/hash_copy_constructible.fail.cpp
@@ -12,7 +12,7 @@
 
 // <unordered_map>
 
-// Check that std::unordered_map fails to instantiate if the hash function is 
+// Check that std::unordered_map fails to instantiate if the hash function is
 // not copy-constructible. This is mentioned in LWG issue 2436
 
 #include <unordered_map>
diff --git a/test/std/containers/unord/unord.multimap/unord.multimap.cnstr/compare_copy_constructible.fail.cpp b/test/std/containers/unord/unord.multimap/unord.multimap.cnstr/compare_copy_constructible.fail.cpp
index d3e31484c..1c46e7ade 100644
--- a/test/std/containers/unord/unord.multimap/unord.multimap.cnstr/compare_copy_constructible.fail.cpp
+++ b/test/std/containers/unord/unord.multimap/unord.multimap.cnstr/compare_copy_constructible.fail.cpp
@@ -12,7 +12,7 @@
 
 // <unordered_map>
 
-// Check that std::unordered_multimap fails to instantiate if the comparison predicate is 
+// Check that std::unordered_multimap fails to instantiate if the comparison predicate is
 // not copy-constructible. This is LWG issue 2436
 
 #include <unordered_map>
diff --git a/test/std/containers/unord/unord.multimap/unord.multimap.cnstr/hash_copy_constructible.fail.cpp b/test/std/containers/unord/unord.multimap/unord.multimap.cnstr/hash_copy_constructible.fail.cpp
index 4214f694a..71e1c9f6d 100644
--- a/test/std/containers/unord/unord.multimap/unord.multimap.cnstr/hash_copy_constructible.fail.cpp
+++ b/test/std/containers/unord/unord.multimap/unord.multimap.cnstr/hash_copy_constructible.fail.cpp
@@ -12,7 +12,7 @@
 
 // <unordered_map>
 
-// Check that std::unordered_multimap fails to instantiate if the hash function is 
+// Check that std::unordered_multimap fails to instantiate if the hash function is
 // not copy-constructible. This is mentioned in LWG issue 2436
 
 #include <unordered_map>
diff --git a/test/std/containers/unord/unord.multiset/unord.multiset.cnstr/compare_copy_constructible.fail.cpp b/test/std/containers/unord/unord.multiset/unord.multiset.cnstr/compare_copy_constructible.fail.cpp
index b38316c37..1cda95be6 100644
--- a/test/std/containers/unord/unord.multiset/unord.multiset.cnstr/compare_copy_constructible.fail.cpp
+++ b/test/std/containers/unord/unord.multiset/unord.multiset.cnstr/compare_copy_constructible.fail.cpp
@@ -9,7 +9,7 @@
 
 // <unordered_set>
 
-// Check that std::unordered_set fails to instantiate if the comparison predicate is 
+// Check that std::unordered_set fails to instantiate if the comparison predicate is
 // not copy-constructible. This is LWG issue 2436
 
 #include <unordered_set>
diff --git a/test/std/containers/unord/unord.multiset/unord.multiset.cnstr/hash_copy_constructible.fail.cpp b/test/std/containers/unord/unord.multiset/unord.multiset.cnstr/hash_copy_constructible.fail.cpp
index a43f94ca2..6fa52a794 100644
--- a/test/std/containers/unord/unord.multiset/unord.multiset.cnstr/hash_copy_constructible.fail.cpp
+++ b/test/std/containers/unord/unord.multiset/unord.multiset.cnstr/hash_copy_constructible.fail.cpp
@@ -9,7 +9,7 @@
 
 // <unordered_set>
 
-// Check that std::unordered_multiset fails to instantiate if the hash function is 
+// Check that std::unordered_multiset fails to instantiate if the hash function is
 // not copy-constructible. This is mentioned in LWG issue 2436
 
 #include <unordered_set>
diff --git a/test/std/containers/unord/unord.set/unord.set.cnstr/compare_copy_constructible.fail.cpp b/test/std/containers/unord/unord.set/unord.set.cnstr/compare_copy_constructible.fail.cpp
index 6b675f00f..79782550d 100644
--- a/test/std/containers/unord/unord.set/unord.set.cnstr/compare_copy_constructible.fail.cpp
+++ b/test/std/containers/unord/unord.set/unord.set.cnstr/compare_copy_constructible.fail.cpp
@@ -9,7 +9,7 @@
 
 // <unordered_set>
 
-// Check that std::unordered_set fails to instantiate if the comparison predicate is 
+// Check that std::unordered_set fails to instantiate if the comparison predicate is
 // not copy-constructible. This is LWG issue 2436
 
 #include <unordered_set>
diff --git a/test/std/containers/unord/unord.set/unord.set.cnstr/hash_copy_constructible.fail.cpp b/test/std/containers/unord/unord.set/unord.set.cnstr/hash_copy_constructible.fail.cpp
index 066f160a2..9e135e2c1 100644
--- a/test/std/containers/unord/unord.set/unord.set.cnstr/hash_copy_constructible.fail.cpp
+++ b/test/std/containers/unord/unord.set/unord.set.cnstr/hash_copy_constructible.fail.cpp
@@ -9,7 +9,7 @@
 
 // <unordered_map>
 
-// Check that std::unordered_set fails to instantiate if the hash function is 
+// Check that std::unordered_set fails to instantiate if the hash function is
 // not copy-constructible. This is mentioned in LWG issue 2436
 
 #include <unordered_set>
diff --git a/test/std/diagnostics/syserr/is_error_code_enum.pass.cpp b/test/std/diagnostics/syserr/is_error_code_enum.pass.cpp
index 14f1af562..bd843621d 100644
--- a/test/std/diagnostics/syserr/is_error_code_enum.pass.cpp
+++ b/test/std/diagnostics/syserr/is_error_code_enum.pass.cpp
@@ -39,7 +39,7 @@ namespace std
   struct is_error_code_enum<A> : public std::true_type {};
 }
 
-	
+
 int main()
 {
     test<false, void>();
diff --git a/test/std/diagnostics/syserr/is_error_condition_enum.pass.cpp b/test/std/diagnostics/syserr/is_error_condition_enum.pass.cpp
index 0114cbd98..b2efd9e07 100644
--- a/test/std/diagnostics/syserr/is_error_condition_enum.pass.cpp
+++ b/test/std/diagnostics/syserr/is_error_condition_enum.pass.cpp
@@ -39,13 +39,13 @@ namespace std
   struct is_error_condition_enum<A> : public std::true_type {};
 }
 
-	
+
 int main()
 {
     test<false, void>();
     test<false, int>();
     test<false, std::nullptr_t>();
     test<false, std::string>();
-    
+
     test<true, A>();
 }
diff --git a/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.not_integral1.fail.cpp b/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.not_integral1.fail.cpp
index 2e26b5650..8b069832a 100644
--- a/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.not_integral1.fail.cpp
+++ b/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.not_integral1.fail.cpp
@@ -6,7 +6,7 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11
 // <numeric>
 
diff --git a/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.not_integral2.fail.cpp b/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.not_integral2.fail.cpp
index f0f0c159f..ca9b871ef 100644
--- a/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.not_integral2.fail.cpp
+++ b/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.not_integral2.fail.cpp
@@ -6,7 +6,7 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11
 // <numeric>
 
diff --git a/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.pass.cpp b/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
index 754ee28ce..f0e0cc566 100644
--- a/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
+++ b/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
@@ -6,7 +6,7 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11
 // <numeric>
 
diff --git a/test/std/experimental/numeric/numeric.ops/numeric.ops.lcm/lcm.not_integral2.fail.cpp b/test/std/experimental/numeric/numeric.ops/numeric.ops.lcm/lcm.not_integral2.fail.cpp
index 25bcd51ad..d5731870e 100644
--- a/test/std/experimental/numeric/numeric.ops/numeric.ops.lcm/lcm.not_integral2.fail.cpp
+++ b/test/std/experimental/numeric/numeric.ops/numeric.ops.lcm/lcm.not_integral2.fail.cpp
@@ -6,7 +6,7 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11
 // <numeric>
 
diff --git a/test/std/experimental/numeric/numeric.ops/numeric.ops.lcm/lcm.pass.cpp b/test/std/experimental/numeric/numeric.ops/numeric.ops.lcm/lcm.pass.cpp
index 21938921d..b1aa73400 100644
--- a/test/std/experimental/numeric/numeric.ops/numeric.ops.lcm/lcm.pass.cpp
+++ b/test/std/experimental/numeric/numeric.ops/numeric.ops.lcm/lcm.pass.cpp
@@ -6,7 +6,7 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11
 // <numeric>
 
diff --git a/test/std/iterators/iterator.range/begin-end.fail.cpp b/test/std/iterators/iterator.range/begin-end.fail.cpp
index 1a1493099..94a3d8c20 100644
--- a/test/std/iterators/iterator.range/begin-end.fail.cpp
+++ b/test/std/iterators/iterator.range/begin-end.fail.cpp
@@ -39,13 +39,13 @@ namespace Foo {
 	FakeIter crbegin(const FakeContainer &) { return 13; }
 	FakeIter crend  (const FakeContainer &) { return 14; }
 }
-	
+
 
 int main(){
 // Bug #28927 - shouldn't find these via ADL
 	(void) std::cbegin (Foo::FakeContainer());
 	(void) std::cend   (Foo::FakeContainer());
 	(void) std::crbegin(Foo::FakeContainer());
-	(void) std::crend  (Foo::FakeContainer());	
+	(void) std::crend  (Foo::FakeContainer());
 }
 #endif
diff --git a/test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op==/test.pass.cpp b/test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op==/test.pass.cpp
index ac9add5b9..70c9e1985 100644
--- a/test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op==/test.pass.cpp
+++ b/test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op==/test.pass.cpp
@@ -42,7 +42,7 @@ int main()
     test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+1), false);
     test(s, s, true);
     test(s, s+1, false);
-    
+
 #if TEST_STD_VER > 14
     {
         constexpr const char *p = "123456789";
diff --git a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool1.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool1.fail.cpp
index cc821e1d8..7a8a60835 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool1.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool1.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> gcd(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool2.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool2.fail.cpp
index 1e5ee2565..909d7cbfc 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool2.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool2.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> gcd(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool3.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool3.fail.cpp
index 76d1030d8..75a1bc128 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool3.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool3.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> gcd(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool4.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool4.fail.cpp
index 2c685c94b..406b49850 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool4.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.bool4.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> gcd(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.not_integral1.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.not_integral1.fail.cpp
index 0707eca1e..9354a4eb0 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.not_integral1.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.not_integral1.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> gcd(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.not_integral2.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.not_integral2.fail.cpp
index 113dd3d42..fa1b7da48 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.not_integral2.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.not_integral2.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> gcd(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.pass.cpp b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
index 84625cd65..cde9db4ba 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
@@ -6,7 +6,7 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
diff --git a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool1.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool1.fail.cpp
index 79c5f62db..1492c25ad 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool1.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool1.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> lcm(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool2.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool2.fail.cpp
index c34efea17..de891f3ee 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool2.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool2.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> lcm(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool3.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool3.fail.cpp
index 8cb38eb2a..d2a7f52e5 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool3.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool3.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> lcm(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool4.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool4.fail.cpp
index 464eb03be..88ca68bf0 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool4.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.bool4.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> lcm(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.not_integral1.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.not_integral1.fail.cpp
index ce6bcf88b..082631dc0 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.not_integral1.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.not_integral1.fail.cpp
@@ -13,7 +13,7 @@
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> lcm(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.not_integral2.fail.cpp b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.not_integral2.fail.cpp
index a9100989b..8ab68a4e6 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.not_integral2.fail.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.not_integral2.fail.cpp
@@ -6,14 +6,14 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
 // template<class _M, class _N>
 // constexpr common_type_t<_M,_N> lcm(_M __m, _N __n)
 
-// Remarks: If either M or N is not an integer type, 
+// Remarks: If either M or N is not an integer type,
 // or if either is (a possibly cv-qualified) bool, the program is ill-formed.
 
 #include <numeric>
diff --git a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.pass.cpp b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.pass.cpp
index 2375a3497..3eb7b7df3 100644
--- a/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.pass.cpp
+++ b/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.pass.cpp
@@ -6,7 +6,7 @@
 // Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-// 
+//
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // <numeric>
 
diff --git a/test/std/strings/basic.string/string.cons/T_size_size.pass.cpp b/test/std/strings/basic.string/string.cons/T_size_size.pass.cpp
index 0b75a6cf0..312e4d27f 100644
--- a/test/std/strings/basic.string/string.cons/T_size_size.pass.cpp
+++ b/test/std/strings/basic.string/string.cons/T_size_size.pass.cpp
@@ -10,7 +10,7 @@
 // <string>
 
 // template<class _Tp>
-//   basic_string(const _Tp& __t, size_type __pos, size_type __n, 
+//   basic_string(const _Tp& __t, size_type __pos, size_type __n,
 //                const allocator_type& __a = allocator_type());
 //
 //  Mostly we're testing string_view here
diff --git a/test/std/strings/basic.string/string.modifiers/string_append/iterator.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_append/iterator.pass.cpp
index e834c1b21..dac8860f9 100644
--- a/test/std/strings/basic.string/string.modifiers/string_append/iterator.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_append/iterator.pass.cpp
@@ -183,14 +183,14 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.append(s_short.begin(), s_short.end());
 	assert(s_short == "123/123/");
 	s_short.append(s_short.begin(), s_short.end());
 	assert(s_short == "123/123/123/123/");
 	s_short.append(s_short.begin(), s_short.end());
 	assert(s_short == "123/123/123/123/123/123/123/123/");
-	
+
 	s_long.append(s_long.begin(), s_long.end());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/");
 	}
diff --git a/test/std/strings/basic.string/string.modifiers/string_append/pointer.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_append/pointer.pass.cpp
index e658d0f94..eb552ca83 100644
--- a/test/std/strings/basic.string/string.modifiers/string_append/pointer.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_append/pointer.pass.cpp
@@ -66,14 +66,14 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.append(s_short.c_str());
 	assert(s_short == "123/123/");
 	s_short.append(s_short.c_str());
 	assert(s_short == "123/123/123/123/");
 	s_short.append(s_short.c_str());
 	assert(s_short == "123/123/123/123/123/123/123/123/");
-	
+
 	s_long.append(s_long.c_str());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/");
 	}
diff --git a/test/std/strings/basic.string/string.modifiers/string_append/pointer_size.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_append/pointer_size.pass.cpp
index 25a4526fd..fc80d7ccc 100644
--- a/test/std/strings/basic.string/string.modifiers/string_append/pointer_size.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_append/pointer_size.pass.cpp
@@ -75,14 +75,14 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.append(s_short.data(), s_short.size());
 	assert(s_short == "123/123/");
 	s_short.append(s_short.data(), s_short.size());
 	assert(s_short == "123/123/123/123/");
 	s_short.append(s_short.data(), s_short.size());
 	assert(s_short == "123/123/123/123/123/123/123/123/");
-	
+
 	s_long.append(s_long.data(), s_long.size());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/");
 	}
diff --git a/test/std/strings/basic.string/string.modifiers/string_assign/iterator.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_assign/iterator.pass.cpp
index 20e242dd1..e5312e6db 100644
--- a/test/std/strings/basic.string/string.modifiers/string_assign/iterator.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_assign/iterator.pass.cpp
@@ -184,12 +184,12 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.assign(s_short.begin(), s_short.end());
 	assert(s_short == "123/");
 	s_short.assign(s_short.begin() + 2, s_short.end());
 	assert(s_short == "3/");
-	
+
 	s_long.assign(s_long.begin(), s_long.end());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/");
 
diff --git a/test/std/strings/basic.string/string.modifiers/string_assign/pointer.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_assign/pointer.pass.cpp
index 1a509e742..b0876b388 100644
--- a/test/std/strings/basic.string/string.modifiers/string_assign/pointer.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_assign/pointer.pass.cpp
@@ -66,12 +66,12 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.assign(s_short.c_str());
 	assert(s_short == "123/");
 	s_short.assign(s_short.c_str() + 2);
 	assert(s_short == "3/");
-	
+
 	s_long.assign(s_long.c_str() + 30);
 	assert(s_long == "nsectetur/");
 	}
diff --git a/test/std/strings/basic.string/string.modifiers/string_assign/pointer_size.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_assign/pointer_size.pass.cpp
index b657127d3..97a9990f5 100644
--- a/test/std/strings/basic.string/string.modifiers/string_assign/pointer_size.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_assign/pointer_size.pass.cpp
@@ -74,12 +74,12 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.assign(s_short.data(), s_short.size());
 	assert(s_short == "123/");
 	s_short.assign(s_short.data() + 2, s_short.size() - 2);
 	assert(s_short == "3/");
-	
+
 	s_long.assign(s_long.data(), s_long.size());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/");
 
diff --git a/test/std/strings/basic.string/string.modifiers/string_insert/iter_iter_iter.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_insert/iter_iter_iter.pass.cpp
index 9803d5a9c..e5ce8e51e 100644
--- a/test/std/strings/basic.string/string.modifiers/string_insert/iter_iter_iter.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_insert/iter_iter_iter.pass.cpp
@@ -174,14 +174,14 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.insert(s_short.begin(), s_short.begin(), s_short.end());
 	assert(s_short == "123/123/");
 	s_short.insert(s_short.begin(), s_short.begin(), s_short.end());
 	assert(s_short == "123/123/123/123/");
 	s_short.insert(s_short.begin(), s_short.begin(), s_short.end());
 	assert(s_short == "123/123/123/123/123/123/123/123/");
-	
+
 	s_long.insert(s_long.begin(), s_long.begin(), s_long.end());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/");
 	}
diff --git a/test/std/strings/basic.string/string.modifiers/string_insert/size_T_size_size.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_insert/size_T_size_size.pass.cpp
index 9a25bc9c7..e9476f48f 100644
--- a/test/std/strings/basic.string/string.modifiers/string_insert/size_T_size_size.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_insert/size_T_size_size.pass.cpp
@@ -1822,7 +1822,7 @@ int main()
     s.insert(0, sv, 0);  // calls insert(T, pos, npos)
     assert(s == sv);
     s.clear();
-    
+
     s.insert(0, sv, 0, std::string::npos);   // calls insert(T, pos, npos)
     assert(s == sv);
     s.clear();
diff --git a/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer.pass.cpp
index e734ffafa..e49f57a7f 100644
--- a/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer.pass.cpp
@@ -223,14 +223,14 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.insert(0, s_short.c_str());
 	assert(s_short == "123/123/");
 	s_short.insert(0, s_short.c_str());
 	assert(s_short == "123/123/123/123/");
 	s_short.insert(0, s_short.c_str());
 	assert(s_short == "123/123/123/123/123/123/123/123/");
-	
+
 	s_long.insert(0, s_long.c_str());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/");
 	}
diff --git a/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer_size.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer_size.pass.cpp
index b59984374..a42a60ddc 100644
--- a/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer_size.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer_size.pass.cpp
@@ -704,14 +704,14 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.insert(0, s_short.data(), s_short.size());
 	assert(s_short == "123/123/");
 	s_short.insert(0, s_short.data(), s_short.size());
 	assert(s_short == "123/123/123/123/");
 	s_short.insert(0, s_short.data(), s_short.size());
 	assert(s_short == "123/123/123/123/123/123/123/123/");
-	
+
 	s_long.insert(0, s_long.data(), s_long.size());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/");
 	}
diff --git a/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_iter_iter.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_iter_iter.pass.cpp
index 1231af8a6..e456d3952 100644
--- a/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_iter_iter.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_iter_iter.pass.cpp
@@ -1012,14 +1012,14 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.replace(s_short.begin(), s_short.begin(), s_short.begin(), s_short.end());
 	assert(s_short == "123/123/");
 	s_short.replace(s_short.begin(), s_short.begin(), s_short.begin(), s_short.end());
 	assert(s_short == "123/123/123/123/");
 	s_short.replace(s_short.begin(), s_short.begin(), s_short.begin(), s_short.end());
 	assert(s_short == "123/123/123/123/123/123/123/123/");
-	
+
 	s_long.replace(s_long.begin(), s_long.begin(), s_long.begin(), s_long.end());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/");
 	}
diff --git a/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_pointer.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_pointer.pass.cpp
index 20d185f39..f642d3a4f 100644
--- a/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_pointer.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_pointer.pass.cpp
@@ -287,14 +287,14 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.replace(s_short.begin(), s_short.begin(), s_short.c_str());
 	assert(s_short == "123/123/");
 	s_short.replace(s_short.begin(), s_short.begin(), s_short.c_str());
 	assert(s_short == "123/123/123/123/");
 	s_short.replace(s_short.begin(), s_short.begin(), s_short.c_str());
 	assert(s_short == "123/123/123/123/123/123/123/123/");
-	
+
 	s_long.replace(s_long.begin(), s_long.begin(), s_long.c_str());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/");
 	}
diff --git a/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_pointer_size.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_pointer_size.pass.cpp
index 59d34fef2..695036807 100644
--- a/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_pointer_size.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_replace/iter_iter_pointer_size.pass.cpp
@@ -977,14 +977,14 @@ int main()
     typedef std::string S;
 	S s_short = "123/";
 	S s_long  = "Lorem ipsum dolor sit amet, consectetur/";
-	
+
 	s_short.replace(s_short.begin(), s_short.begin(), s_short.data(), s_short.size());
 	assert(s_short == "123/123/");
 	s_short.replace(s_short.begin(), s_short.begin(), s_short.data(), s_short.size());
 	assert(s_short == "123/123/123/123/");
 	s_short.replace(s_short.begin(), s_short.begin(), s_short.data(), s_short.size());
 	assert(s_short == "123/123/123/123/123/123/123/123/");
-	
+
 	s_long.replace(s_long.begin(), s_long.begin(), s_long.data(), s_long.size());
 	assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/");
 	}
diff --git a/test/std/strings/basic.string/string.modifiers/string_replace/size_size_T_size_size.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_replace/size_size_T_size_size.pass.cpp
index 542da0d08..840b7614f 100644
--- a/test/std/strings/basic.string/string.modifiers/string_replace/size_size_T_size_size.pass.cpp
+++ b/test/std/strings/basic.string/string.modifiers/string_replace/size_size_T_size_size.pass.cpp
@@ -10,7 +10,7 @@
 // <string>
 
 // template <class T>
-//    basic_string& replace(size_type pos1, size_type n1, const T& t, 
+//    basic_string& replace(size_type pos1, size_type n1, const T& t,
 //                          size_type pos2, size_type n=npos);
 //
 //  Mostly we're testing string_view here
diff --git a/test/std/strings/basic.string/string.nonmembers/string_operator==/string_string_view.pass.cpp b/test/std/strings/basic.string/string.nonmembers/string_operator==/string_string_view.pass.cpp
index f72d1c20a..dec8f6f5a 100644
--- a/test/std/strings/basic.string/string.nonmembers/string_operator==/string_string_view.pass.cpp
+++ b/test/std/strings/basic.string/string.nonmembers/string_operator==/string_string_view.pass.cpp
@@ -10,7 +10,7 @@
 // <string>
 
 // we get this comparison "for free" because the string implicitly converts to the string_view
-                 
+
 #include <string>
 #include <cassert>
 
diff --git a/test/std/utilities/meta/meta.trans/meta.trans.other/underlying_type.pass.cpp b/test/std/utilities/meta/meta.trans/meta.trans.other/underlying_type.pass.cpp
index 452b85174..410e47e03 100644
--- a/test/std/utilities/meta/meta.trans/meta.trans.other/underlying_type.pass.cpp
+++ b/test/std/utilities/meta/meta.trans/meta.trans.other/underlying_type.pass.cpp
@@ -29,11 +29,11 @@ int main()
     static_assert((std::is_same<std::underlying_type<E>::type, int>::value),
                   "E has the wrong underlying type");
     static_assert((std::is_same<std::underlying_type<F>::type, ExpectUnsigned>::value),
-                  "F has the wrong underlying type"); 
+                  "F has the wrong underlying type");
 
 #if TEST_STD_VER > 11
     static_assert((std::is_same<std::underlying_type_t<E>, int>::value), "");
-    static_assert((std::is_same<std::underlying_type_t<F>, ExpectUnsigned>::value), ""); 
+    static_assert((std::is_same<std::underlying_type_t<F>, ExpectUnsigned>::value), "");
 #endif
 
 #if TEST_STD_VER >= 11