diff --git a/AI/BattleAI/CMakeLists.txt b/AI/BattleAI/CMakeLists.txt
index 589bf5694..63ddc505c 100644
--- a/AI/BattleAI/CMakeLists.txt
+++ b/AI/BattleAI/CMakeLists.txt
@@ -4,6 +4,7 @@ cmake_minimum_required(VERSION 2.6)
 include_directories(${Boost_INCLUDE_DIRS} ${CMAKE_HOME_DIRECTORY} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_HOME_DIRECTORY}/lib)
 
 set(battleAI_SRCS
+		StdInc.cpp
         BattleAI.cpp
         main.cpp
 )
@@ -11,9 +12,8 @@ set(battleAI_SRCS
 add_library(BattleAI SHARED ${battleAI_SRCS})
 target_link_libraries(BattleAI vcmi)
 
-if(COMMAND cotire)
-	cotire(BattleAI)
-endif()
+set_target_properties(BattleAI PROPERTIES ${PCH_PROPERTIES})
+cotire(BattleAI)
 
 if (NOT APPLE) # Already inside vcmiclient bundle
     install(TARGETS BattleAI DESTINATION ${AI_LIB_DIR})
diff --git a/AI/StupidAI/CMakeLists.txt b/AI/StupidAI/CMakeLists.txt
index b7d74d663..b8751ef80 100644
--- a/AI/StupidAI/CMakeLists.txt
+++ b/AI/StupidAI/CMakeLists.txt
@@ -4,6 +4,7 @@ cmake_minimum_required(VERSION 2.6)
 include_directories(${Boost_INCLUDE_DIRS} ${CMAKE_HOME_DIRECTORY} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_HOME_DIRECTORY}/lib)
 
 set(stupidAI_SRCS
+		StdInc.cpp
         StupidAI.cpp
         main.cpp
 )
@@ -11,9 +12,8 @@ set(stupidAI_SRCS
 add_library(StupidAI SHARED ${stupidAI_SRCS})
 target_link_libraries(StupidAI vcmi)
 
-if(COMMAND cotire)
-	cotire(StupidAI)
-endif()
+set_target_properties(StupidAI PROPERTIES ${PCH_PROPERTIES})
+cotire(StupidAI)
 
 if (NOT APPLE) # Already inside vcmiclient bundle
     install(TARGETS StupidAI DESTINATION ${AI_LIB_DIR})
diff --git a/AI/VCAI/CMakeLists.txt b/AI/VCAI/CMakeLists.txt
index 89f8fa3d3..71154ec60 100644
--- a/AI/VCAI/CMakeLists.txt
+++ b/AI/VCAI/CMakeLists.txt
@@ -4,6 +4,7 @@ cmake_minimum_required(VERSION 2.6)
 include_directories(${Boost_INCLUDE_DIRS} ${CMAKE_HOME_DIRECTORY} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_HOME_DIRECTORY}/lib ${CMAKE_HOME_DIRECTORY}/AI/FuzzyLite)
 
 set(VCAI_SRCS
+		StdInc.cpp
         VCAI.cpp
         Goals.cpp
         AIUtility.cpp
@@ -11,16 +12,11 @@ set(VCAI_SRCS
         Fuzzy.cpp
 )
 
-set(VCAI_HEADERS
-		StdInc.h
-)
-
-add_library(VCAI SHARED ${VCAI_SRCS} ${VCAI_HEADERS})
+add_library(VCAI SHARED ${VCAI_SRCS})
 target_link_libraries(VCAI FuzzyLite_lib vcmi)
 
-if(COMMAND cotire)
-	cotire(VCAI)
-endif()
+set_target_properties(VCAI PROPERTIES ${PCH_PROPERTIES})
+cotire(VCAI)
 
 if (NOT APPLE) # Already inside vcmiclient bundle
     install(TARGETS VCAI DESTINATION ${AI_LIB_DIR})
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4a592cd26..59e26cb16 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,7 +21,7 @@ option(ENABLE_ERM "Enable compilation of ERM scripting module" OFF)
 option(ENABLE_EDITOR "Enable compilation of map editor" OFF)
 option(ENABLE_LAUNCHER "Enable compilation of launcher" ON)
 option(ENABLE_TEST "Enable compilation of unit tests" OFF)
-option(ENABLE_PCH "Enable precompiled headers" OFF)
+option(ENABLE_PCH "Enable compilation using precompiled headers" OFF)
 
 ############################################
 #        Building section                  #
@@ -59,10 +59,7 @@ find_package(SDL_image REQUIRED)
 find_package(SDL_mixer REQUIRED)
 find_package(SDL_ttf REQUIRED)
 find_package(ZLIB REQUIRED)
-
-if(ENABLE_PCH)
-	include(cotire)
-endif()
+include(cotire)
 
 if (ENABLE_EDITOR OR ENABLE_LAUNCHER)
 	# Widgets finds its own dependencies (QtGui and QtCore).
@@ -145,6 +142,13 @@ add_definitions(-DM_LIB_DIR="${CMAKE_INSTALL_PREFIX}/${LIB_DIR}")
 SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}/vcmi")
 SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
 
+# precompiled header configuration
+SET(PCH_PROPERTIES
+	COTIRE_ENABLE_PRECOMPILED_HEADER ${ENABLE_PCH}
+	COTIRE_ADD_UNITY_BUILD FALSE 
+	COTIRE_CXX_PREFIX_HEADER_INIT "StdInc.h"
+)
+
 if (ENABLE_ERM)
         add_subdirectory(scripting/erm)
 endif()
diff --git a/Global.h b/Global.h
index 07dceab7e..ceb882436 100644
--- a/Global.h
+++ b/Global.h
@@ -90,7 +90,7 @@ static_assert(sizeof(bool) == 1, "Bool needs to be 1 byte in size.");
 #include <boost/version.hpp>
 
 #define BOOST_FILESYSTEM_VERSION 3
-#if ( BOOST_VERSION>105000 && !defined(BOOST_THREAD_VERSION))
+#if BOOST_VERSION > 105000
 #define BOOST_THREAD_VERSION 3
 #endif
 #define BOOST_THREAD_DONT_PROVIDE_THREAD_DESTRUCTOR_CALLS_TERMINATE_IF_JOINABLE 1
@@ -527,8 +527,12 @@ namespace vstd
 	template<class ForwardRange, class ValueFunction>
 	auto minElementByFun(const ForwardRange& rng, ValueFunction vf) -> decltype(std::begin(rng))
 	{
-		typedef decltype(*std::begin(rng)) ElemType;
-		return boost::min_element(rng, [&] (ElemType lhs, ElemType rhs) -> bool
+		/* Clang crashes when instantiating this function template and having PCH compilation enabled.
+		 * There is a bug report here: http://llvm.org/bugs/show_bug.cgi?id=18744
+		 * Current bugfix is to don't use a typedef for decltype(*std::begin(rng)) and to use decltype
+		 * directly for both function parameters.
+		 */
+		return boost::min_element(rng, [&] (decltype(*std::begin(rng)) lhs, decltype(*std::begin(rng)) rhs) -> bool
 		{
 			return vf(lhs) < vf(rhs);
 		});
@@ -538,8 +542,12 @@ namespace vstd
 	template<class ForwardRange, class ValueFunction>
 	auto maxElementByFun(const ForwardRange& rng, ValueFunction vf) -> decltype(std::begin(rng))
 	{
-		typedef decltype(*std::begin(rng)) ElemType;
-		return boost::max_element(rng, [&] (ElemType lhs, ElemType rhs) -> bool
+		/* Clang crashes when instantiating this function template and having PCH compilation enabled.
+		 * There is a bug report here: http://llvm.org/bugs/show_bug.cgi?id=18744
+		 * Current bugfix is to don't use a typedef for decltype(*std::begin(rng)) and to use decltype
+		 * directly for both function parameters.
+		 */
+		return boost::max_element(rng, [&] (decltype(*std::begin(rng)) lhs, decltype(*std::begin(rng)) rhs) -> bool
 		{
 			return vf(lhs) < vf(rhs);
 		});
diff --git a/client/CMakeLists.txt b/client/CMakeLists.txt
index 53581633d..fda92d8a5 100644
--- a/client/CMakeLists.txt
+++ b/client/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories(${SDL_INCLUDE_DIR} ${SDLIMAGE_INCLUDE_DIR} ${SDLMIXER_INCLUD
 include_directories(${Boost_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIR} ${FFMPEG_INCLUDE_DIRS})
 
 set(client_SRCS
+		StdInc.cpp
         ../CCallback.cpp
 
 		battle/CBattleInterface.cpp
@@ -108,11 +109,9 @@ endif()
 
 target_link_libraries(vcmiclient vcmi ${Boost_LIBRARIES} ${SDL_LIBRARY} ${SDLIMAGE_LIBRARY} ${SDLMIXER_LIBRARY} ${SDLTTF_LIBRARY} ${ZLIB_LIBRARIES} ${FFMPEG_LIBRARIES} ${RT_LIB} ${DL_LIB})
 
-set_property(DIRECTORY PROPERTY COTIRE_PREFIX_HEADER_IGNORE_PATH "${FFMPEG_INCLUDE_DIRS}" "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}")
+set_target_properties(vcmiclient PROPERTIES ${PCH_PROPERTIES})
+cotire(vcmiclient)
 
-if(COMMAND cotire)
-	cotire(vcmiclient)
-endif()
 
 install(TARGETS vcmiclient DESTINATION ${BIN_DIR})
 
diff --git a/editor/CMakeLists.txt b/editor/CMakeLists.txt
index 5ce1e0cf1..99ca27031 100644
--- a/editor/CMakeLists.txt
+++ b/editor/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories(${Qt5Widgets_INCLUDE_DIRS})
 
 
 set(maped_SRCS
+	StdInc.cpp
 	Editor.cpp
 	Main.cpp
 )
@@ -38,6 +39,8 @@ add_executable(vcmieditor ${maped_SRCS} ${maped_FORMS_OUT})
 
 # The Qt5Widgets_LIBRARIES variable also includes QtGui and QtCore
 target_link_libraries(vcmieditor vcmi ${Qt5Widgets_LIBRARIES})
+
+set_target_properties(vcmieditor PROPERTIES ${PCH_PROPERTIES})
 cotire(vcmieditor)
 
 if (NOT APPLE) # Already inside bundle
diff --git a/launcher/CMakeLists.txt b/launcher/CMakeLists.txt
index 6464f9f58..ecad516ce 100644
--- a/launcher/CMakeLists.txt
+++ b/launcher/CMakeLists.txt
@@ -17,6 +17,7 @@ set(launcher_settingsview_SRCS
 )
 
 set(launcher_SRCS
+	StdInc.cpp
 	${launcher_modmanager_SRCS}
 	${launcher_settingsview_SRCS}
 	main.cpp
@@ -53,9 +54,8 @@ add_executable(vcmilauncher ${launcher_SRCS} ${launcher_UI_HEADERS})
 # The Qt5Widgets_LIBRARIES variable also includes QtGui and QtCore
 target_link_libraries(vcmilauncher vcmi ${Qt5Widgets_LIBRARIES} ${Qt5Network_LIBRARIES})
 
-if(COMMAND cotire)
-	cotire(vcmilauncher)
-endif()
+set_target_properties(vcmilauncher PROPERTIES ${PCH_PROPERTIES})
+cotire(vcmilauncher)
 
 if (NOT APPLE) # Already inside bundle
     install(TARGETS vcmilauncher DESTINATION ${BIN_DIR})
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index c9e313184..343d06719 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -5,6 +5,7 @@ include_directories(${CMAKE_HOME_DIRECTORY} ${CMAKE_CURRENT_SOURCE_DIRECTORY} ${
 include_directories(${Boost_INCLUDE_DIRS} ${SDL_INCLUDE_DIR} ${ZLIB_INCLUDE_DIR})
 
 set(lib_SRCS
+		StdInc.cpp
 		RegisterTypes.cpp
 		IGameCallback.cpp
 		CGameState.cpp
@@ -106,9 +107,8 @@ add_library(vcmi SHARED ${lib_SRCS} ${lib_HEADERS})
 set_target_properties(vcmi PROPERTIES XCODE_ATTRIBUTE_LD_DYLIB_INSTALL_NAME "@executable_path/libvcmi.dylib")
 target_link_libraries(vcmi minizip ${Boost_LIBRARIES} ${SDL_LIBRARY} ${ZLIB_LIBRARIES} ${RT_LIB} ${DL_LIB})
 
-if(COMMAND cotire)
-	cotire(vcmi)
-endif()
+set_target_properties(vcmi PROPERTIES ${PCH_PROPERTIES})
+cotire(vcmi)
 
 if (NOT APPLE) # Already inside vcmiclient bundle
     install(TARGETS vcmi DESTINATION ${LIB_DIR})
diff --git a/lib/ResourceSet.h b/lib/ResourceSet.h
index 98f629ede..34ea08dbb 100644
--- a/lib/ResourceSet.h
+++ b/lib/ResourceSet.h
@@ -151,6 +151,8 @@ namespace Res
 
 		};
 	};
+
+	using ::operator<<;
 }
 
 typedef Res::ResourceSet TResources;
diff --git a/scripting/erm/CMakeLists.txt b/scripting/erm/CMakeLists.txt
index 8c214b63b..2e96b5270 100644
--- a/scripting/erm/CMakeLists.txt
+++ b/scripting/erm/CMakeLists.txt
@@ -4,6 +4,7 @@ cmake_minimum_required(VERSION 2.6)
 include_directories(${CMAKE_HOME_DIRECTORY} ${CMAKE_CURRENT_SOURCE_DIRECTORY})
 
 set(lib_SRCS
+		StdInc.cpp
         ERMParser.cpp
         ERMInterpreter.cpp
         ERMScriptModule.cpp
@@ -11,6 +12,8 @@ set(lib_SRCS
 
 add_library(vcmiERM SHARED ${lib_SRCS})
 target_link_libraries(vcmiERM ${Boost_LIBRARIES})
+
+set_target_properties(vcmiERM PROPERTIES ${PCH_PROPERTIES})
 cotire(vcmiERM)
 
 install(TARGETS vcmiERM DESTINATION ${SCRIPTING_LIB_DIR})
diff --git a/server/CMakeLists.txt b/server/CMakeLists.txt
index 5aa4e1707..d478e96ab 100644
--- a/server/CMakeLists.txt
+++ b/server/CMakeLists.txt
@@ -5,6 +5,7 @@ include_directories(${CMAKE_HOME_DIRECTORY} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_
 include_directories(${Boost_INCLUDE_DIRS})
 
 set(server_SRCS
+		StdInc.cpp
         CGameHandler.cpp
         CVCMIServer.cpp
         CQuery.cpp
@@ -19,9 +20,9 @@ endif()
 
 target_link_libraries(vcmiserver vcmi ${Boost_LIBRARIES} ${RT_LIB} ${DL_LIB})
 
-if(COMMAND cotire)
-	cotire(vcmiserver)
-endif()
+set_target_properties(vcmiserver PROPERTIES ${PCH_PROPERTIES})
+cotire(vcmiserver)
+
 
 if (NOT APPLE) # Already inside vcmiclient bundle
     install(TARGETS vcmiserver DESTINATION ${BIN_DIR})
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index e81a26f0f..70ef021f4 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -14,11 +14,8 @@ add_executable(vcmitest ${test_SRCS})
 target_link_libraries(vcmitest vcmi ${Boost_LIBRARIES} ${RT_LIB} ${DL_LIB})
 add_test(vcmitest vcmitest)
 
-set_property(DIRECTORY PROPERTY COTIRE_PREFIX_HEADER_IGNORE_PATH "${Boost_INCLUDE_DIRS}/boost/test" "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}")
-
-if(COMMAND cotire)
-	cotire(vcmitest)
-endif()
+set_target_properties(vcmitest PROPERTIES ${PCH_PROPERTIES})
+cotire(vcmitest)
 
 # Files to copy to the build directory
 add_custom_target(vcmitestFiles ALL)