From dd8858c02db1655443dd16dfb5670180b5d01d83 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Wed, 27 Dec 2017 11:44:05 +0300
Subject: Resolve ambiguity between std:: and butl:: nullopt

---
 tests/url/driver.cxx | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'tests')

diff --git a/tests/url/driver.cxx b/tests/url/driver.cxx
index 95fe9cb..b48e2ed 100644
--- a/tests/url/driver.cxx
+++ b/tests/url/driver.cxx
@@ -137,6 +137,8 @@ int
 main (int argc, const char* argv[])
 try
 {
+  using butl::nullopt; // Disambiguate with std::nullopt.
+
   using wurl           = basic_url<scheme>;
   using wurl_authority = wurl::authority_type;
   using wurl_host      = wurl::host_type;
-- 
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