From 61b9a7258a7693d7f3674a5a1daf7b036ff1d382 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 6 Sep 2015 18:46:46 +0000
Subject: Import libc++ 3.7.0 release (r246257).

---
 .../re.regex/re.regex.construct/iter_iter.pass.cpp | 43 ++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 test/std/re/re.regex/re.regex.construct/iter_iter.pass.cpp

(limited to 'test/std/re/re.regex/re.regex.construct/iter_iter.pass.cpp')

diff --git a/test/std/re/re.regex/re.regex.construct/iter_iter.pass.cpp b/test/std/re/re.regex/re.regex.construct/iter_iter.pass.cpp
new file mode 100644
index 000000000000..a38e16234191
--- /dev/null
+++ b/test/std/re/re.regex/re.regex.construct/iter_iter.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.
+//
+//===----------------------------------------------------------------------===//
+
+// <regex>
+
+// template <class charT, class traits = regex_traits<charT>> class basic_regex;
+
+// template <class ForwardIterator>
+//    basic_regex(ForwardIterator first, ForwardIterator last);
+
+#include <regex>
+#include <cassert>
+
+#include "test_iterators.h"
+
+template <class Iter>
+void
+test(Iter first, Iter last, unsigned mc)
+{
+    std::basic_regex<typename std::iterator_traits<Iter>::value_type> r(first, last);
+    assert(r.flags() == std::regex_constants::ECMAScript);
+    assert(r.mark_count() == mc);
+}
+
+int main()
+{
+    typedef forward_iterator<std::string::const_iterator> F;
+    std::string s1("\\(a\\)");
+    std::string s2("\\(a[bc]\\)");
+    std::string s3("\\(a\\([bc]\\)\\)");
+    std::string s4("(a([bc]))");
+
+    test(F(s1.begin()), F(s1.end()), 0);
+    test(F(s2.begin()), F(s2.end()), 0);
+    test(F(s3.begin()), F(s3.end()), 0);
+    test(F(s4.begin()), F(s4.end()), 2);
+}
-- 
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