From b915a4258550917cadb7cdd2f522b6e488b4db59 Mon Sep 17 00:00:00 2001
From: Alex Turbov <i.zaufi@gmail.com>
Date: Fri, 24 May 2019 19:12:44 +0900
Subject: FindBoost: Add compiler features for Boost Contract library

---
 Modules/FindBoost.cmake | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Modules/FindBoost.cmake b/Modules/FindBoost.cmake
index 552c2fd..6a59dff 100644
--- a/Modules/FindBoost.cmake
+++ b/Modules/FindBoost.cmake
@@ -1075,6 +1075,16 @@ function(_Boost_COMPILER_FEATURES component _ret)
     # Compiler feature for `context` same as for `fiber`.
     set(_Boost_CONTEXT_COMPILER_FEATURES ${_Boost_FIBER_COMPILER_FEATURES})
   endif()
+
+  # Boost Contract library available in >= 1.67
+  if(NOT Boost_VERSION_STRING VERSION_LESS 1.67.0)
+    # From `libs/contract/build/boost_contract_build.jam`
+    set(_Boost_CONTRACT_COMPILER_FEATURES
+        cxx_lambdas
+        cxx_variadic_templates
+    )
+  endif()
+
   string(TOUPPER ${component} uppercomponent)
   set(${_ret} ${_Boost_${uppercomponent}_COMPILER_FEATURES} PARENT_SCOPE)
 endfunction()
-- 
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