From 49b183a9ecf62bc1b37e53bdddf42e6ea4ce4cd7 Mon Sep 17 00:00:00 2001
From: Eric Fiselier <eric@efcs.ca>
Date: Fri, 21 Dec 2018 04:09:01 +0000
Subject: Implement LWG 3065: Make path operators friends.

This prevents things like:

using namespace std::filesystem;
auto x = L"a/b" == std::string("a/b");

llvm-svn: 349884
---
 .../class.path/path.nonmember/append_op.fail.cpp   | 27 ++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 libcxx/test/std/input.output/filesystems/class.path/path.nonmember/append_op.fail.cpp

(limited to 'libcxx/test/std/input.output/filesystems/class.path/path.nonmember/append_op.fail.cpp')

diff --git a/libcxx/test/std/input.output/filesystems/class.path/path.nonmember/append_op.fail.cpp b/libcxx/test/std/input.output/filesystems/class.path/path.nonmember/append_op.fail.cpp
new file mode 100644
index 00000000000..e0b3a959c29
--- /dev/null
+++ b/libcxx/test/std/input.output/filesystems/class.path/path.nonmember/append_op.fail.cpp
@@ -0,0 +1,27 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// UNSUPPORTED: c++98, c++03
+
+// <filesystem>
+
+#include "filesystem_include.hpp"
+
+using namespace fs;
+
+struct ConvToPath {
+  operator fs::path() const {
+    return "";
+  }
+};
+
+int main() {
+  ConvToPath LHS, RHS;
+  (void)(LHS / RHS); // expected-error {{invalid operands to binary expression}}
+}
\ No newline at end of file
-- 
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