From 4a8602b49e90e10f7a1c8d9e06d52e37bfa6484d Mon Sep 17 00:00:00 2001
From: Laurent Rineau <laurent.rineau@cgal.org>
Date: Wed, 27 Jul 2016 16:26:55 +0200
Subject: [PATCH] Set CMP0056 if CMake>=3.2

---
 Installation/CMakeLists.txt | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Installation/CMakeLists.txt b/Installation/CMakeLists.txt
index c1490164b92..0058828a7e5 100644
--- a/Installation/CMakeLists.txt
+++ b/Installation/CMakeLists.txt
@@ -27,6 +27,17 @@ if(POLICY CMP0054)
   cmake_policy(SET CMP0054 NEW)
 endif()
 
+if(POLICY CMP0056)
+  # http://www.cmake.org/cmake/help/v3.2/policy/CMP0056.html
+  #
+  # Fix a bug: `try_compile` should use `CMAKE_EXE_LINKER_FLAGS`.
+  # That variable can contain important flags like
+  #
+  #     -static-libstdc++ -static-libgcc
+  #
+  cmake_policy(SET CMP0056 NEW)
+endif()
+
 # Use GNUInstallDirst to get canonical paths
 include(GNUInstallDirs)