From 4527b9c41680aab191de7f37eca3fa47f1b07478 Mon Sep 17 00:00:00 2001
From: Erik Zenker <erikzenker@posteo.de>
Date: Wed, 23 Mar 2016 11:44:56 +0100
Subject: [PATCH] FindBoost: Add support for IBM XL compiler

---
 Modules/FindBoost.cmake | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Modules/FindBoost.cmake b/Modules/FindBoost.cmake
index 728dcdfdf..9e6083db2 100644
--- a/Modules/FindBoost.cmake
+++ b/Modules/FindBoost.cmake
@@ -464,6 +464,8 @@ function(_Boost_GUESS_COMPILER_PREFIX _ret)
     set(_boost_COMPILER "-bcb")
   elseif(CMAKE_CXX_COMPILER_ID STREQUAL "SunPro")
     set(_boost_COMPILER "-sw")
+  elseif(CMAKE_CXX_COMPILER_ID STREQUAL "XL")
+    set(_boost_COMPILER "-xlc")
   elseif (MINGW)
     if(${Boost_MAJOR_VERSION}.${Boost_MINOR_VERSION} VERSION_LESS 1.34)
         set(_boost_COMPILER "-mgw") # no GCC version encoding prior to 1.34