vendor/libc++/libc++-release_370-r246257

28 files changed, 788 insertions, 0 deletions

diff --git a/test/std/input.output/iostreams.base/std.ios.manip/adjustfield.manip/internal.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/adjustfield.manip/internal.pass.cpp
new file mode 100644
index 0000000000000..461c7774248eb
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/adjustfield.manip/internal.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& internal(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::internal(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::internal);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/adjustfield.manip/left.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/adjustfield.manip/left.pass.cpp
new file mode 100644
index 0000000000000..aa2ca6f27efd4
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/adjustfield.manip/left.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& left(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::left(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::left);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/adjustfield.manip/right.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/adjustfield.manip/right.pass.cpp
new file mode 100644
index 0000000000000..08056e8f353c8
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/adjustfield.manip/right.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& right(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::right(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::right);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/basefield.manip/dec.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/basefield.manip/dec.pass.cpp
new file mode 100644
index 0000000000000..cbe03bceb2bf6
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/basefield.manip/dec.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& dec(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::dec(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::dec);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/basefield.manip/hex.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/basefield.manip/hex.pass.cpp
new file mode 100644
index 0000000000000..281a59cdafd01
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/basefield.manip/hex.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& hex(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::hex(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::hex);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/basefield.manip/oct.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/basefield.manip/oct.pass.cpp
new file mode 100644
index 0000000000000..5ebfea86f4f9c
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/basefield.manip/oct.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& oct(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::oct(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::oct);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/error.reporting/iostream_category.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/error.reporting/iostream_category.pass.cpp
new file mode 100644
index 0000000000000..a93c7b4c2fe6c
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/error.reporting/iostream_category.pass.cpp
@@ -0,0 +1,23 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// const error_category& iostream_category();
+
+#include <ios>
+#include <cassert>
+#include <string>
+
+int main()
+{
+    const std::error_category& e_cat1 = std::iostream_category();
+    std::string m1 = e_cat1.name();
+    assert(m1 == "iostream");
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/error.reporting/make_error_code.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/error.reporting/make_error_code.pass.cpp
new file mode 100644
index 0000000000000..f764fa6fd797a
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/error.reporting/make_error_code.pass.cpp
@@ -0,0 +1,24 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// error_code make_error_code(io_errc e);
+
+#include <ios>
+#include <cassert>
+
+int main()
+{
+    {
+        std::error_code ec = make_error_code(std::io_errc::stream);
+        assert(ec.value() == static_cast<int>(std::io_errc::stream));
+        assert(ec.category() == std::iostream_category());
+    }
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/error.reporting/make_error_condition.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/error.reporting/make_error_condition.pass.cpp
new file mode 100644
index 0000000000000..30931bae0bd2c
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/error.reporting/make_error_condition.pass.cpp
@@ -0,0 +1,24 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// error_condition make_error_condition(io_errc e);
+
+#include <ios>
+#include <cassert>
+
+int main()
+{
+    {
+        const std::error_condition ec1 = std::make_error_condition(std::io_errc::stream);
+        assert(ec1.value() == static_cast<int>(std::io_errc::stream));
+        assert(ec1.category() == std::iostream_category());
+    }
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/defaultfloat.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/defaultfloat.pass.cpp
new file mode 100644
index 0000000000000..f202bc4c88121
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/defaultfloat.pass.cpp
@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& defaultfloat(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::defaultfloat(ios);
+    assert(&r == &ios);
+    assert(!(ios.flags() & std::ios::fixed));
+    assert(!(ios.flags() & std::ios::scientific));
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/fixed.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/fixed.pass.cpp
new file mode 100644
index 0000000000000..55bf2648f3ed4
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/fixed.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& fixed(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::fixed(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::fixed);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/hexfloat.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/hexfloat.pass.cpp
new file mode 100644
index 0000000000000..2920cca83d0ec
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/hexfloat.pass.cpp
@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& hexfloat(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::hexfloat(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::fixed);
+    assert(ios.flags() & std::ios::scientific);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/scientific.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/scientific.pass.cpp
new file mode 100644
index 0000000000000..53cfd8171f39a
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/floatfield.manip/scientific.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& scientific(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::scientific(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::scientific);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/boolalpha.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/boolalpha.pass.cpp
new file mode 100644
index 0000000000000..ca8cd93f05b10
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/boolalpha.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& boolalpha(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::boolalpha(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::boolalpha);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noboolalpha.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noboolalpha.pass.cpp
new file mode 100644
index 0000000000000..ebc0aab67dbeb
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noboolalpha.pass.cpp
@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& noboolalpha(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::boolalpha(ios);
+    std::ios_base& r = std::noboolalpha(ios);
+    assert(&r == &ios);
+    assert(!(ios.flags() & std::ios::boolalpha));
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noshowbase.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noshowbase.pass.cpp
new file mode 100644
index 0000000000000..91608f0f50343
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noshowbase.pass.cpp
@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& noshowbase(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::showbase(ios);
+    std::ios_base& r = std::noshowbase(ios);
+    assert(&r == &ios);
+    assert(!(ios.flags() & std::ios::showbase));
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noshowpoint.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noshowpoint.pass.cpp
new file mode 100644
index 0000000000000..6e26416c5cd1a
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noshowpoint.pass.cpp
@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& noshowpoint(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::showpoint(ios);
+    std::ios_base& r = std::noshowpoint(ios);
+    assert(&r == &ios);
+    assert(!(ios.flags() & std::ios::showpoint));
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noshowpos.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noshowpos.pass.cpp
new file mode 100644
index 0000000000000..5e6911c22b98b
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noshowpos.pass.cpp
@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& noshowpos(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::showpos(ios);
+    std::ios_base& r = std::noshowpos(ios);
+    assert(&r == &ios);
+    assert(!(ios.flags() & std::ios::showpos));
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noskipws.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noskipws.pass.cpp
new file mode 100644
index 0000000000000..e78f5f884cc44
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/noskipws.pass.cpp
@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& noskipws(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::skipws(ios);
+    std::ios_base& r = std::noskipws(ios);
+    assert(&r == &ios);
+    assert(!(ios.flags() & std::ios::skipws));
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/nounitbuf.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/nounitbuf.pass.cpp
new file mode 100644
index 0000000000000..5708038e5ed92
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/nounitbuf.pass.cpp
@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& nounitbuf(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::unitbuf(ios);
+    std::ios_base& r = std::nounitbuf(ios);
+    assert(&r == &ios);
+    assert(!(ios.flags() & std::ios::unitbuf));
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/nouppercase.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/nouppercase.pass.cpp
new file mode 100644
index 0000000000000..76fac604b34dc
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/nouppercase.pass.cpp
@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& nouppercase(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::uppercase(ios);
+    std::ios_base& r = std::nouppercase(ios);
+    assert(&r == &ios);
+    assert(!(ios.flags() & std::ios::uppercase));
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/showbase.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/showbase.pass.cpp
new file mode 100644
index 0000000000000..ddf3a85509635
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/showbase.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& showbase(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::showbase(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::showbase);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/showpoint.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/showpoint.pass.cpp
new file mode 100644
index 0000000000000..79ae3b6e27afc
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/showpoint.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& showpoint(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::showpoint(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::showpoint);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/showpos.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/showpos.pass.cpp
new file mode 100644
index 0000000000000..226542614c101
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/showpos.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& showpos(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::showpos(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::showpos);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/skipws.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/skipws.pass.cpp
new file mode 100644
index 0000000000000..4ea3e448fe041
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/skipws.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& skipws(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::skipws(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::skipws);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/unitbuf.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/unitbuf.pass.cpp
new file mode 100644
index 0000000000000..99a33c71c893b
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/unitbuf.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& unitbuf(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::unitbuf(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::unitbuf);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/uppercase.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/uppercase.pass.cpp
new file mode 100644
index 0000000000000..1a19e2aa6367a
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/fmtflags.manip/uppercase.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <ios>
+
+// class ios_base
+
+// ios_base& uppercase(ios_base& str);
+
+#include <ios>
+#include <streambuf>
+#include <cassert>
+
+struct testbuf : public std::streambuf {};
+
+int main()
+{
+    testbuf sb;
+    std::ios ios(&sb);
+    std::ios_base& r = std::uppercase(ios);
+    assert(&r == &ios);
+    assert(ios.flags() & std::ios::uppercase);
+}
diff --git a/test/std/input.output/iostreams.base/std.ios.manip/nothing_to_do.pass.cpp b/test/std/input.output/iostreams.base/std.ios.manip/nothing_to_do.pass.cpp
new file mode 100644
index 0000000000000..b58f5c55b643a
--- /dev/null
+++ b/test/std/input.output/iostreams.base/std.ios.manip/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()
+{
+}