From c37654b677fab42a4fe205e9043934f2d11e3a1a Mon Sep 17 00:00:00 2001
From: Francis Dupont <fdupont@isc.org>
Date: Mon, 17 Oct 2016 17:53:45 +0200
Subject: [PATCH] [5051] Ported the check from trac4631

---
 configure.ac | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/configure.ac b/configure.ac
index 1cf71532fd..3fd4e791ca 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1261,6 +1261,27 @@ AC_SUBST(GTEST_LDFLAGS)
 AC_SUBST(GTEST_LDADD)
 AC_SUBST(GTEST_SOURCE)
 
+#
+# Some Googletest versions bug with C++11 compilers
+#
+if test $enable_gtest != "no"; then
+   AC_MSG_CHECKING([if Google Test is compatible with the compiler])
+   CPPFLAGS_SAVED=$CPPFLAGS
+   CPPFLAGS="$CPPFLAGS $GTEST_INCLUDES"
+   AC_COMPILE_IFELSE(
+       [AC_LANG_PROGRAM(
+           [#include <boost/shared_ptr.hpp>
+	    #include <gtest/gtest.h>
+	    void foo() {
+	        boost::shared_ptr<int> bar;
+		ASSERT_TRUE(bar);
+            }],
+	    [return 0;])],
+	[AC_MSG_RESULT(yes)],
+    	[AC_MSG_ERROR([XXX_TRUE() Gtest macros won't compile: please use a different version of Gtest, e.g., git one])])
+    CPPFLAGS=$CPPFLAGS_SAVED
+fi
+	    
 #
 # ASIO: we extensively use it as the C++ event management module.
 #
-- 
2.47.3