--- a/cmake/OpenCVPCHSupport.cmake	2017-06-06 15:05:09.180022719 +0200
+++ b/cmake/OpenCVPCHSupport.cmake	2017-06-06 15:05:50.775022684 +0200
@@ -14,7 +14,7 @@
 
 IF(CMAKE_COMPILER_IS_GNUCXX)
 
-    IF(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.2.0")
+    IF(gcc_compiler_version VERSION_GREATER "4.2.-1" AND gcc_compiler_version VERSION_LESS "6.0.0")
         SET(PCHSupport_FOUND TRUE)
     ENDIF()