Move test into test/std subdirectory.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@224658 91177308-0d34-0410-b5e6-96231b3b80d8

test/std/iterators/predef.iterators/reverse.iterators/nothing_to_do.pass.cpp

@@ -0,0 +1,12 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+int main()
+{
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/nothing_to_do.pass.cpp

@@ -0,0 +1,12 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+int main()
+{
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.cons/default.pass.cpp

@@ -0,0 +1,33 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// reverse_iterator();
+
+#include <iterator>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test()
+{
+    std::reverse_iterator<It> r;
+}
+
+int main()
+{
+    test<bidirectional_iterator<const char*> >();
+    test<random_access_iterator<char*> >();
+    test<char*>();
+    test<const char*>();
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.cons/iter.fail.cpp

@@ -0,0 +1,31 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// explicit reverse_iterator(Iter x);
+
+// test explicit
+
+#include <iterator>
+
+template <class It>
+void
+test(It i)
+{
+    std::reverse_iterator<It> r = i;
+}
+
+int main()
+{
+    const char s[] = "123";
+    test(s);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.cons/iter.pass.cpp

@@ -0,0 +1,35 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// explicit reverse_iterator(Iter x);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i)
+{
+    std::reverse_iterator<It> r(i);
+    assert(r.base() == i);
+}
+
+int main()
+{
+    const char s[] = "123";
+    test(bidirectional_iterator<const char*>(s));
+    test(random_access_iterator<const char*>(s));
+    test(s);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.cons/reverse_iterator.fail.cpp

@@ -0,0 +1,38 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <class U>
+//   requires HasConstructor<Iter, const U&>
+//   reverse_iterator(const reverse_iterator<U> &u);
+
+// test requires
+
+#include <iterator>
+
+template <class It, class U>
+void
+test(U u)
+{
+    std::reverse_iterator<U> r2(u);
+    std::reverse_iterator<It> r1 = r2;
+}
+
+struct base {};
+struct derived {};
+
+int main()
+{
+    derived d;
+
+    test<base*>(&d);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.cons/reverse_iterator.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <class U>
+//   requires HasConstructor<Iter, const U&>
+//   reverse_iterator(const reverse_iterator<U> &u);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It, class U>
+void
+test(U u)
+{
+    const std::reverse_iterator<U> r2(u);
+    std::reverse_iterator<It> r1 = r2;
+    assert(r1.base() == u);
+}
+
+struct Base {};
+struct Derived : Base {};
+
+int main()
+{
+    Derived d;
+
+    test<bidirectional_iterator<Base*> >(bidirectional_iterator<Derived*>(&d));
+    test<random_access_iterator<const Base*> >(random_access_iterator<Derived*>(&d));
+    test<Base*>(&d);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.conv/tested_elsewhere.pass.cpp

@@ -0,0 +1,12 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+int main()
+{
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.make/make_reverse_iterator.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <class Iterator> reverse_iterator<Iterator>
+//     make_reverse_iterator(Iterator i);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+#if _LIBCPP_STD_VER > 11
+
+template <class It>
+void
+test(It i)
+{
+    const std::reverse_iterator<It> r = std::make_reverse_iterator(i);
+    assert(r.base() == i);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    random_access_iterator<const char*>b(s);
+    random_access_iterator<const char*>e(s+10);
+    while ( b != e )
+        test ( b++ );
+}
+#else
+int main () {}
+#endif

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op!=/test.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <BidirectionalIterator Iter1, BidirectionalIterator Iter2>
+//   requires HasEqualTo<Iter1, Iter2>
+//   bool
+//   operator!=(const reverse_iterator<Iter1>& x, const reverse_iterator<Iter2>& y);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It l, It r, bool x)
+{
+    const std::reverse_iterator<It> r1(l);
+    const std::reverse_iterator<It> r2(r);
+    assert((r1 != r2) == x);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s), false);
+    test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s+1), true);
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s), false);
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+1), true);
+    test(s, s, false);
+    test(s, s+1, true);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op++/post.pass.cpp

@@ -0,0 +1,37 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// reverse_iterator operator++(int);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i, It x)
+{
+    std::reverse_iterator<It> r(i);
+    std::reverse_iterator<It> rr = r++;
+    assert(r.base() == x);
+    assert(rr.base() == i);
+}
+
+int main()
+{
+    const char* s = "123";
+    test(bidirectional_iterator<const char*>(s+1), bidirectional_iterator<const char*>(s));
+    test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s));
+    test(s+1, s);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op++/pre.pass.cpp

@@ -0,0 +1,37 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// reverse_iterator& operator++();
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i, It x)
+{
+    std::reverse_iterator<It> r(i);
+    std::reverse_iterator<It>& rr = ++r;
+    assert(r.base() == x);
+    assert(&rr == &r);
+}
+
+int main()
+{
+    const char* s = "123";
+    test(bidirectional_iterator<const char*>(s+1), bidirectional_iterator<const char*>(s));
+    test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s));
+    test(s+1, s);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op+/difference_type.pass.cpp

@@ -0,0 +1,36 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// requires RandomAccessIterator<Iter>
+//   reverse_iterator operator+(difference_type n) const;
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i, typename std::iterator_traits<It>::difference_type n, It x)
+{
+    const std::reverse_iterator<It> r(i);
+    std::reverse_iterator<It> rr = r + n;
+    assert(rr.base() == x);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(random_access_iterator<const char*>(s+5), 5, random_access_iterator<const char*>(s));
+    test(s+5, 5, s);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op+=/difference_type.pass.cpp

@@ -0,0 +1,37 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// requires RandomAccessIterator<Iter>
+//   reverse_iterator& operator+=(difference_type n);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i, typename std::iterator_traits<It>::difference_type n, It x)
+{
+    std::reverse_iterator<It> r(i);
+    std::reverse_iterator<It>& rr = r += n;
+    assert(r.base() == x);
+    assert(&rr == &r);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(random_access_iterator<const char*>(s+5), 5, random_access_iterator<const char*>(s));
+    test(s+5, 5, s);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op--/post.pass.cpp

@@ -0,0 +1,37 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// reverse_iterator operator--(int);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i, It x)
+{
+    std::reverse_iterator<It> r(i);
+    std::reverse_iterator<It> rr = r--;
+    assert(r.base() == x);
+    assert(rr.base() == i);
+}
+
+int main()
+{
+    const char* s = "123";
+    test(bidirectional_iterator<const char*>(s+1), bidirectional_iterator<const char*>(s+2));
+    test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s+2));
+    test(s+1, s+2);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op--/pre.pass.cpp

@@ -0,0 +1,37 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// reverse_iterator& operator--();
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i, It x)
+{
+    std::reverse_iterator<It> r(i);
+    std::reverse_iterator<It>& rr = --r;
+    assert(r.base() == x);
+    assert(&rr == &r);
+}
+
+int main()
+{
+    const char* s = "123";
+    test(bidirectional_iterator<const char*>(s+1), bidirectional_iterator<const char*>(s+2));
+    test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s+2));
+    test(s+1, s+2);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op-/difference_type.pass.cpp

@@ -0,0 +1,36 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// requires RandomAccessIterator<Iter>
+//   reverse_iterator operator-(difference_type n) const;
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i, typename std::iterator_traits<It>::difference_type n, It x)
+{
+    const std::reverse_iterator<It> r(i);
+    std::reverse_iterator<It> rr = r - n;
+    assert(rr.base() == x);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(random_access_iterator<const char*>(s+5), 5, random_access_iterator<const char*>(s+10));
+    test(s+5, 5, s+10);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op-=/difference_type.pass.cpp

@@ -0,0 +1,37 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// requires RandomAccessIterator<Iter>
+//   reverse_iterator& operator-=(difference_type n);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i, typename std::iterator_traits<It>::difference_type n, It x)
+{
+    std::reverse_iterator<It> r(i);
+    std::reverse_iterator<It>& rr = r -= n;
+    assert(r.base() == x);
+    assert(&rr == &r);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(random_access_iterator<const char*>(s+5), 5, random_access_iterator<const char*>(s+10));
+    test(s+5, 5, s+10);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op.star/op_star.pass.cpp

@@ -0,0 +1,47 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// reference operator*() const;
+
+// Be sure to respect LWG 198:
+//    http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#198
+// LWG 198 was superseded by LWG 2360
+//    http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2360
+
+#include <iterator>
+#include <cassert>
+
+class A
+{
+    int data_;
+public:
+    A() : data_(1) {}
+    ~A() {data_ = -1;}
+
+    friend bool operator==(const A& x, const A& y)
+        {return x.data_ == y.data_;}
+};
+
+template <class It>
+void
+test(It i, typename std::iterator_traits<It>::value_type x)
+{
+    std::reverse_iterator<It> r(i);
+    assert(*r == x);
+}
+
+int main()
+{
+    A a;
+    test(&a+1, A());
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op=/reverse_iterator.fail.cpp

@@ -0,0 +1,39 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <class U>
+//   requires HasAssign<Iter, const U&>
+//   reverse_iterator&
+//   operator=(const reverse_iterator<U>& u);
+
+// test requires
+
+#include <iterator>
+
+template <class It, class U>
+void
+test(U u)
+{
+    const std::reverse_iterator<U> r2(u);
+    std::reverse_iterator<It> r1;
+    r1 = r2;
+}
+
+struct base {};
+struct derived {};
+
+int main()
+{
+    derived d;
+    test<base*>(&d);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op=/reverse_iterator.pass.cpp

@@ -0,0 +1,45 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <class U>
+//   requires HasAssign<Iter, const U&>
+//   reverse_iterator&
+//   operator=(const reverse_iterator<U>& u);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It, class U>
+void
+test(U u)
+{
+    const std::reverse_iterator<U> r2(u);
+    std::reverse_iterator<It> r1;
+    std::reverse_iterator<It>& rr = r1 = r2;
+    assert(r1.base() == u);
+    assert(&rr == &r1);
+}
+
+struct Base {};
+struct Derived : Base {};
+
+int main()
+{
+    Derived d;
+
+    test<bidirectional_iterator<Base*> >(bidirectional_iterator<Derived*>(&d));
+    test<random_access_iterator<const Base*> >(random_access_iterator<Derived*>(&d));
+    test<Base*>(&d);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.op==/test.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <BidirectionalIterator Iter1, BidirectionalIterator Iter2>
+//   requires HasEqualTo<Iter1, Iter2>
+//   bool
+//   operator==(const reverse_iterator<Iter1>& x, const reverse_iterator<Iter2>& y);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It l, It r, bool x)
+{
+    const std::reverse_iterator<It> r1(l);
+    const std::reverse_iterator<It> r2(r);
+    assert((r1 == r2) == x);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s), true);
+    test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s+1), false);
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s), true);
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+1), false);
+    test(s, s, true);
+    test(s, s+1, false);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.opdiff/test.pass.cpp

@@ -0,0 +1,43 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <RandomAccessIterator Iter1, RandomAccessIterator Iter2>
+//   requires HasMinus<Iter2, Iter1>
+//   auto operator-(const reverse_iterator<Iter1>& x, const reverse_iterator<Iter2>& y)
+//   -> decltype(y.base() - x.base());
+
+#include <iterator>
+#include <cstddef>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It1, class It2>
+void
+test(It1 l, It2 r, std::ptrdiff_t x)
+{
+    const std::reverse_iterator<It1> r1(l);
+    const std::reverse_iterator<It2> r2(r);
+    assert((r1 - r2) == x);
+}
+
+int main()
+{
+    char s[3] = {0};
+    test(random_access_iterator<const char*>(s), random_access_iterator<char*>(s), 0);
+    test(random_access_iterator<char*>(s), random_access_iterator<const char*>(s+1), 1);
+    test(random_access_iterator<const char*>(s+1), random_access_iterator<char*>(s), -1);
+    test(s, s, 0);
+    test(s, s+1, 1);
+    test(s+1, s, -1);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.opgt/test.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <RandomAccessIterator Iter1, RandomAccessIterator Iter2>
+//   requires HasGreater<Iter1, Iter2>
+//   bool
+//   operator>(const reverse_iterator<Iter1>& x, const reverse_iterator<Iter2>& y);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It l, It r, bool x)
+{
+    const std::reverse_iterator<It> r1(l);
+    const std::reverse_iterator<It> r2(r);
+    assert((r1 > r2) == x);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s), false);
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+1), true);
+    test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s), false);
+    test(s, s, false);
+    test(s, s+1, true);
+    test(s+1, s, false);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.opgt=/test.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <RandomAccessIterator Iter1, RandomAccessIterator Iter2>
+//   requires HasGreater<Iter1, Iter2>
+//   bool
+//   operator>=(const reverse_iterator<Iter1>& x, const reverse_iterator<Iter2>& y);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It l, It r, bool x)
+{
+    const std::reverse_iterator<It> r1(l);
+    const std::reverse_iterator<It> r2(r);
+    assert((r1 >= r2) == x);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s), true);
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+1), true);
+    test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s), false);
+    test(s, s, true);
+    test(s, s+1, true);
+    test(s+1, s, false);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.opindex/difference_type.pass.cpp

@@ -0,0 +1,38 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// requires RandomAccessIterator<Iter>
+//   unspecified operator[](difference_type n) const;
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i, typename std::iterator_traits<It>::difference_type n,
+     typename std::iterator_traits<It>::value_type x)
+{
+    typedef typename std::iterator_traits<It>::value_type value_type;
+    const std::reverse_iterator<It> r(i);
+    value_type rr = r[n];
+    assert(rr == x);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(random_access_iterator<const char*>(s+5), 4, '1');
+    test(s+5, 4, '1');
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.oplt/test.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <RandomAccessIterator Iter1, RandomAccessIterator Iter2>
+//   requires HasGreater<Iter1, Iter2>
+//   bool
+//   operator<(const reverse_iterator<Iter1>& x, const reverse_iterator<Iter2>& y);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It l, It r, bool x)
+{
+    const std::reverse_iterator<It> r1(l);
+    const std::reverse_iterator<It> r2(r);
+    assert((r1 < r2) == x);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s), false);
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+1), false);
+    test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s), true);
+    test(s, s, false);
+    test(s, s+1, false);
+    test(s+1, s, true);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.oplt=/test.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <RandomAccessIterator Iter1, RandomAccessIterator Iter2>
+//   requires HasGreater<Iter1, Iter2>
+//   bool
+//   operator<=(const reverse_iterator<Iter1>& x, const reverse_iterator<Iter2>& y);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It l, It r, bool x)
+{
+    const std::reverse_iterator<It> r1(l);
+    const std::reverse_iterator<It> r2(r);
+    assert((r1 <= r2) == x);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s), true);
+    test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+1), false);
+    test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s), true);
+    test(s, s, true);
+    test(s, s+1, false);
+    test(s+1, s, true);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.opref/op_arrow.pass.cpp

@@ -0,0 +1,89 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// pointer operator->() const;
+
+// Be sure to respect LWG 198:
+//    http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#198
+// LWG 198 was superseded by LWG 2360
+//    http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2360
+
+
+#include <iterator>
+#include <list>
+#include <cassert>
+
+class A
+{
+    int data_;
+public:
+    A() : data_(1) {}
+    ~A() {data_ = -1;}
+
+    int get() const {return data_;}
+
+    friend bool operator==(const A& x, const A& y)
+        {return x.data_ == y.data_;}
+};
+
+template <class It>
+void
+test(It i, typename std::iterator_traits<It>::value_type x)
+{
+    std::reverse_iterator<It> r(i);
+    assert(r->get() == x.get());
+}
+
+class B
+{
+    int data_;
+public:
+    B(int d=1) : data_(d) {}
+    ~B() {data_ = -1;}
+
+    int get() const {return data_;}
+
+    friend bool operator==(const B& x, const B& y)
+        {return x.data_ == y.data_;}
+    const B *operator&() const { return nullptr; }
+    B       *operator&()       { return nullptr; }
+};
+
+int main()
+{
+    A a;
+    test(&a+1, A());
+    
+    {
+    std::list<B> l;
+    l.push_back(B(0));
+    l.push_back(B(1));
+    l.push_back(B(2));
+    
+    {
+    std::list<B>::const_iterator i = l.begin();
+    assert ( i->get() == 0 );  ++i;
+    assert ( i->get() == 1 );  ++i;
+    assert ( i->get() == 2 );  ++i;
+    assert ( i == l.end ());
+    }
+    
+    {
+    std::list<B>::const_reverse_iterator ri = l.rbegin();
+    assert ( ri->get() == 2 );  ++ri;
+    assert ( ri->get() == 1 );  ++ri;
+    assert ( ri->get() == 0 );  ++ri;
+    assert ( ri == l.rend ());
+    }
+    }
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.opsum/difference_type.pass.cpp

@@ -0,0 +1,37 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// template <RandomAccessIterator Iterator>
+//   reverse_iterator<Iter>
+//   operator+(Iter::difference_type n, const reverse_iterator<Iter>& x);
+
+#include <iterator>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class It>
+void
+test(It i, typename std::iterator_traits<It>::difference_type n, It x)
+{
+    const std::reverse_iterator<It> r(i);
+    std::reverse_iterator<It> rr = n + r;
+    assert(rr.base() == x);
+}
+
+int main()
+{
+    const char* s = "1234567890";
+    test(random_access_iterator<const char*>(s+5), 5, random_access_iterator<const char*>(s));
+    test(s+5, 5, s);
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.requirements/nothing_to_do.pass.cpp

@@ -0,0 +1,12 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+int main()
+{
+}

test/std/iterators/predef.iterators/reverse.iterators/reverse.iterator/types.pass.cpp

@@ -0,0 +1,61 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// reverse_iterator
+
+// Test nested types and data member:
+
+// template <BidirectionalIterator Iter>
+// class reverse_iterator {
+// protected:
+//   Iter current;
+// public:
+//   iterator<typename iterator_traits<Iterator>::iterator_category,
+//   typename iterator_traits<Iterator>::value_type,
+//   typename iterator_traits<Iterator>::difference_type,
+//   typename iterator_traits<Iterator>::pointer,
+//   typename iterator_traits<Iterator>::reference> {
+// };
+
+#include <iterator>
+#include <type_traits>
+
+#include "test_iterators.h"
+
+template <class It>
+struct find_current
+    : private std::reverse_iterator<It>
+{
+    void test() {++(this->current);}
+};
+
+template <class It>
+void
+test()
+{
+    typedef std::reverse_iterator<It> R;
+    typedef std::iterator_traits<It> T;
+    find_current<It> q;
+    q.test();
+    static_assert((std::is_same<typename R::iterator_type, It>::value), "");
+    static_assert((std::is_same<typename R::value_type, typename T::value_type>::value), "");
+    static_assert((std::is_same<typename R::difference_type, typename T::difference_type>::value), "");
+    static_assert((std::is_same<typename R::reference, typename T::reference>::value), "");
+    static_assert((std::is_same<typename R::pointer, typename std::iterator_traits<It>::pointer>::value), "");
+    static_assert((std::is_same<typename R::iterator_category, typename T::iterator_category>::value), "");
+}
+
+int main()
+{
+    test<bidirectional_iterator<char*> >();
+    test<random_access_iterator<char*> >();
+    test<char*>();
+}