Disabling TestUdpIPv6 on Linux

webrtc/base/network_unittest.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 540 matching lines @@
   }
 }
 
 // Test that DumpNetworks works.
 TEST_F(NetworkTest, TestDumpNetworks) {
   BasicNetworkManager manager;
   manager.DumpNetworks(true);
 }
 
 // Test that we can toggle IPv6 on and off.
-TEST_F(NetworkTest, TestIPv6Toggle) {
+// Crashes on Linux. See webrtc:4923.
+#if defined(WEBRTC_LINUX)
+#define MAYBE_TestIPv6Toggle DISABLED_TestIPv6Toggle
+#else
+#define MAYBE_TestIPv6Toggle TestIPv6Toggle
+#endif
+TEST_F(NetworkTest, MAYBE_TestIPv6Toggle) {
   BasicNetworkManager manager;
   bool ipv6_found = false;
   NetworkManager::NetworkList list;
 #if !defined(WEBRTC_WIN)
   // There should be at least one IPv6 network (fe80::/64 should be in there).
   // TODO(thaloun): Disabling this test on windows for the moment as the test
   // machines don't seem to have IPv6 installed on them at all.
   manager.set_ipv6_enabled(true);
   list = GetNetworks(manager, true);
   for (NetworkManager::NetworkList::iterator it = list.begin();
@@ skipping 201 matching lines @@
   EXPECT_EQ(ipv6_network.GetBestIP(), static_cast<IPAddress>(ip));
 
   // Add global dynamic temporary one.
   ipstr = "2401:fa00:4:1000:be30:5bff:fee5:c6";
   ASSERT_TRUE(IPFromString(ipstr, IPV6_ADDRESS_FLAG_TEMPORARY, &ip));
   ipv6_network.AddIP(ip);
   EXPECT_EQ(ipv6_network.GetBestIP(), static_cast<IPAddress>(ip));
 }
 
 }  // namespace rtc