Import libc++ 3.7.0 release (r246257).vendor/libc++/libc++-release_370-r246257

8 files changed, 490 insertions, 0 deletions

diff --git a/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/ccp_size.pass.cpp b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/ccp_size.pass.cpp
new file mode 100644
index 000000000000..04eaab5adca7
--- /dev/null
+++ b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/ccp_size.pass.cpp
@@ -0,0 +1,40 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <strstream>
+
+// class strstreambuf
+
+// strstreambuf(const char* gnext_arg, streamsize n);
+
+#include <strstream>
+#include <cassert>
+
+int main()
+{
+    {
+        const char buf[] = "abcd";
+        std::strstreambuf sb(buf, sizeof(buf));
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == 0);
+        assert(sb.snextc() == EOF);
+    }
+    {
+        const char buf[] = "abcd";
+        std::strstreambuf sb(buf, 0);
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == EOF);
+    }
+}
diff --git a/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/cp_size_cp.pass.cpp b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/cp_size_cp.pass.cpp
new file mode 100644
index 000000000000..5d345f13dd41
--- /dev/null
+++ b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/cp_size_cp.pass.cpp
@@ -0,0 +1,96 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <strstream>
+
+// class strstreambuf
+
+// strstreambuf(char* gnext_arg, streamsize n, char* pbeg_arg = 0);
+
+#include <strstream>
+#include <cassert>
+
+int main()
+{
+    {
+        char buf[] = "abcd";
+        std::strstreambuf sb(buf, sizeof(buf));
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == 0);
+        assert(sb.snextc() == EOF);
+    }
+    {
+        char buf[] = "abcd";
+        std::strstreambuf sb(buf, 0);
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == EOF);
+    }
+    {
+        char buf[] = "abcd";
+        std::strstreambuf sb(buf, sizeof(buf), buf);
+        assert(sb.sgetc() == EOF);
+        assert(sb.sputc('e') == 'e');
+        assert(sb.sputc('f') == 'f');
+        assert(sb.sputc('g') == 'g');
+        assert(sb.sputc('h') == 'h');
+        assert(sb.sputc('i') == 'i');
+        assert(sb.sputc('j') == EOF);
+        assert(sb.sgetc() == 'e');
+        assert(sb.snextc() == 'f');
+        assert(sb.snextc() == 'g');
+        assert(sb.snextc() == 'h');
+        assert(sb.snextc() == 'i');
+        assert(sb.snextc() == EOF);
+    }
+    {
+        char buf[] = "abcd";
+        std::strstreambuf sb(buf, 0, buf);
+        assert(sb.sgetc() == EOF);
+        assert(sb.sputc('e') == 'e');
+        assert(sb.sputc('f') == 'f');
+        assert(sb.sputc('g') == 'g');
+        assert(sb.sputc('h') == 'h');
+        assert(sb.sputc('i') == EOF);
+        assert(sb.sgetc() == 'e');
+        assert(sb.snextc() == 'f');
+        assert(sb.snextc() == 'g');
+        assert(sb.snextc() == 'h');
+        assert(sb.snextc() == EOF);
+    }
+    {
+        char buf[10] = "abcd";
+        int s = std::strlen(buf);
+        std::strstreambuf sb(buf, sizeof(buf)-s, buf + s);
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == EOF);
+        assert(sb.sputc('e') == 'e');
+        assert(sb.sputc('f') == 'f');
+        assert(sb.sputc('g') == 'g');
+        assert(sb.sputc('h') == 'h');
+        assert(sb.sputc('i') == 'i');
+        assert(sb.sputc('j') == 'j');
+        assert(sb.sputc('j') == EOF);
+        assert(sb.sgetc() == 'e');
+        assert(sb.snextc() == 'f');
+        assert(sb.snextc() == 'g');
+        assert(sb.snextc() == 'h');
+        assert(sb.snextc() == 'i');
+        assert(sb.snextc() == 'j');
+        assert(sb.snextc() == EOF);
+    }
+}
diff --git a/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/cscp_size.pass.cpp b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/cscp_size.pass.cpp
new file mode 100644
index 000000000000..13ae427a173c
--- /dev/null
+++ b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/cscp_size.pass.cpp
@@ -0,0 +1,40 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <strstream>
+
+// class strstreambuf
+
+// strstreambuf(const signed char* gnext_arg, streamsize n);
+
+#include <strstream>
+#include <cassert>
+
+int main()
+{
+    {
+        const signed char buf[] = "abcd";
+        std::strstreambuf sb(buf, sizeof(buf));
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == 0);
+        assert(sb.snextc() == EOF);
+    }
+    {
+        const signed char buf[] = "abcd";
+        std::strstreambuf sb(buf, 0);
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == EOF);
+    }
+}
diff --git a/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/cucp_size.pass.cpp b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/cucp_size.pass.cpp
new file mode 100644
index 000000000000..3a09711c0fac
--- /dev/null
+++ b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/cucp_size.pass.cpp
@@ -0,0 +1,40 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <strstream>
+
+// class strstreambuf
+
+// strstreambuf(const unsigned char* gnext_arg, streamsize n);
+
+#include <strstream>
+#include <cassert>
+
+int main()
+{
+    {
+        unsigned char buf[] = "abcd";
+        std::strstreambuf sb(buf, sizeof(buf));
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == 0);
+        assert(sb.snextc() == EOF);
+    }
+    {
+        unsigned char buf[] = "abcd";
+        std::strstreambuf sb(buf, 0);
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == EOF);
+    }
+}
diff --git a/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/custom_alloc.pass.cpp b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/custom_alloc.pass.cpp
new file mode 100644
index 000000000000..12a1fb874c30
--- /dev/null
+++ b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/custom_alloc.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <strstream>
+
+// class strstreambuf
+
+// strstreambuf(void* (*palloc_arg)(size_t), void (*pfree_arg)(void*));
+
+#include <strstream>
+#include <cassert>
+
+int called = 0;
+
+void* my_alloc(std::size_t n)
+{
+    static char buf[10000];
+    ++called;
+    return buf;
+}
+
+void my_free(void*)
+{
+    ++called;
+}
+
+struct test
+    : std::strstreambuf
+{
+    test(void* (*palloc_arg)(size_t), void (*pfree_arg)(void*))
+        : std::strstreambuf(palloc_arg, pfree_arg) {}
+    virtual int_type overflow(int_type c)
+        {return std::strstreambuf::overflow(c);}
+};
+
+int main()
+{
+    {
+        test s(my_alloc, my_free);
+        assert(called == 0);
+        s.overflow('a');
+        assert(called == 1);
+    }
+    assert(called == 2);
+}
diff --git a/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/default.pass.cpp b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/default.pass.cpp
new file mode 100644
index 000000000000..1e5635e46ec5
--- /dev/null
+++ b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/default.pass.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.
+//
+//===----------------------------------------------------------------------===//
+
+// <strstream>
+
+// class strstreambuf
+
+// explicit strstreambuf(streamsize alsize_arg = 0);
+
+#include <strstream>
+#include <cassert>
+
+int main()
+{
+    {
+        std::strstreambuf s;
+        assert(s.str() == nullptr);
+        assert(s.pcount() == 0);
+    }
+    {
+        std::strstreambuf s(1024);
+        assert(s.str() == nullptr);
+        assert(s.pcount() == 0);
+    }
+}
diff --git a/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/scp_size_scp.pass.cpp b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/scp_size_scp.pass.cpp
new file mode 100644
index 000000000000..c827850abf3a
--- /dev/null
+++ b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/scp_size_scp.pass.cpp
@@ -0,0 +1,96 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <strstream>
+
+// class strstreambuf
+
+// strstreambuf(signed char* gnext_arg, streamsize n, signed char* pbeg_arg = 0);
+
+#include <strstream>
+#include <cassert>
+
+int main()
+{
+    {
+        signed char buf[] = "abcd";
+        std::strstreambuf sb(buf, sizeof(buf));
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == 0);
+        assert(sb.snextc() == EOF);
+    }
+    {
+        signed char buf[] = "abcd";
+        std::strstreambuf sb(buf, 0);
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == EOF);
+    }
+    {
+        signed char buf[] = "abcd";
+        std::strstreambuf sb(buf, sizeof(buf), buf);
+        assert(sb.sgetc() == EOF);
+        assert(sb.sputc('e') == 'e');
+        assert(sb.sputc('f') == 'f');
+        assert(sb.sputc('g') == 'g');
+        assert(sb.sputc('h') == 'h');
+        assert(sb.sputc('i') == 'i');
+        assert(sb.sputc('j') == EOF);
+        assert(sb.sgetc() == 'e');
+        assert(sb.snextc() == 'f');
+        assert(sb.snextc() == 'g');
+        assert(sb.snextc() == 'h');
+        assert(sb.snextc() == 'i');
+        assert(sb.snextc() == EOF);
+    }
+    {
+        signed char buf[] = "abcd";
+        std::strstreambuf sb(buf, 0, buf);
+        assert(sb.sgetc() == EOF);
+        assert(sb.sputc('e') == 'e');
+        assert(sb.sputc('f') == 'f');
+        assert(sb.sputc('g') == 'g');
+        assert(sb.sputc('h') == 'h');
+        assert(sb.sputc('i') == EOF);
+        assert(sb.sgetc() == 'e');
+        assert(sb.snextc() == 'f');
+        assert(sb.snextc() == 'g');
+        assert(sb.snextc() == 'h');
+        assert(sb.snextc() == EOF);
+    }
+    {
+        signed char buf[10] = "abcd";
+        int s = std::strlen((char*)buf);
+        std::strstreambuf sb(buf, sizeof(buf)-s, buf + s);
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == EOF);
+        assert(sb.sputc('e') == 'e');
+        assert(sb.sputc('f') == 'f');
+        assert(sb.sputc('g') == 'g');
+        assert(sb.sputc('h') == 'h');
+        assert(sb.sputc('i') == 'i');
+        assert(sb.sputc('j') == 'j');
+        assert(sb.sputc('j') == EOF);
+        assert(sb.sgetc() == 'e');
+        assert(sb.snextc() == 'f');
+        assert(sb.snextc() == 'g');
+        assert(sb.snextc() == 'h');
+        assert(sb.snextc() == 'i');
+        assert(sb.snextc() == 'j');
+        assert(sb.snextc() == EOF);
+    }
+}
diff --git a/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/ucp_size_ucp.pass.cpp b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/ucp_size_ucp.pass.cpp
new file mode 100644
index 000000000000..46c11e4afaf0
--- /dev/null
+++ b/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/ucp_size_ucp.pass.cpp
@@ -0,0 +1,96 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <strstream>
+
+// class strstreambuf
+
+// strstreambuf(unsigned char* gnext_arg, streamsize n, unsigned char* pbeg_arg = 0);
+
+#include <strstream>
+#include <cassert>
+
+int main()
+{
+    {
+        unsigned char buf[] = "abcd";
+        std::strstreambuf sb(buf, sizeof(buf));
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == 0);
+        assert(sb.snextc() == EOF);
+    }
+    {
+        unsigned char buf[] = "abcd";
+        std::strstreambuf sb(buf, 0);
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == EOF);
+    }
+    {
+        unsigned char buf[] = "abcd";
+        std::strstreambuf sb(buf, sizeof(buf), buf);
+        assert(sb.sgetc() == EOF);
+        assert(sb.sputc('e') == 'e');
+        assert(sb.sputc('f') == 'f');
+        assert(sb.sputc('g') == 'g');
+        assert(sb.sputc('h') == 'h');
+        assert(sb.sputc('i') == 'i');
+        assert(sb.sputc('j') == EOF);
+        assert(sb.sgetc() == 'e');
+        assert(sb.snextc() == 'f');
+        assert(sb.snextc() == 'g');
+        assert(sb.snextc() == 'h');
+        assert(sb.snextc() == 'i');
+        assert(sb.snextc() == EOF);
+    }
+    {
+        unsigned char buf[] = "abcd";
+        std::strstreambuf sb(buf, 0, buf);
+        assert(sb.sgetc() == EOF);
+        assert(sb.sputc('e') == 'e');
+        assert(sb.sputc('f') == 'f');
+        assert(sb.sputc('g') == 'g');
+        assert(sb.sputc('h') == 'h');
+        assert(sb.sputc('i') == EOF);
+        assert(sb.sgetc() == 'e');
+        assert(sb.snextc() == 'f');
+        assert(sb.snextc() == 'g');
+        assert(sb.snextc() == 'h');
+        assert(sb.snextc() == EOF);
+    }
+    {
+        unsigned char buf[10] = "abcd";
+        int s = std::strlen((char*)buf);
+        std::strstreambuf sb(buf, sizeof(buf)-s, buf + s);
+        assert(sb.sgetc() == 'a');
+        assert(sb.snextc() == 'b');
+        assert(sb.snextc() == 'c');
+        assert(sb.snextc() == 'd');
+        assert(sb.snextc() == EOF);
+        assert(sb.sputc('e') == 'e');
+        assert(sb.sputc('f') == 'f');
+        assert(sb.sputc('g') == 'g');
+        assert(sb.sputc('h') == 'h');
+        assert(sb.sputc('i') == 'i');
+        assert(sb.sputc('j') == 'j');
+        assert(sb.sputc('j') == EOF);
+        assert(sb.sgetc() == 'e');
+        assert(sb.snextc() == 'f');
+        assert(sb.snextc() == 'g');
+        assert(sb.snextc() == 'h');
+        assert(sb.snextc() == 'i');
+        assert(sb.snextc() == 'j');
+        assert(sb.snextc() == EOF);
+    }
+}