Fixed: Don't use -fPIC and -fPIE together (this could occur in some cases)

code/CMakeModules/PCHSupport.cmake

@@ -38,17 +38,16 @@ MACRO(PCH_SET_COMPILE_FLAGS _target)
   STRING(TOUPPER "${CMAKE_BUILD_TYPE}" _UPPER_BUILD)
   LIST(APPEND _FLAGS " ${CMAKE_CXX_FLAGS_${_UPPER_BUILD}}")
 
-  IF(NOT MSVC)
   GET_TARGET_PROPERTY(_targetType ${_target} TYPE)
-    IF(${_targetType} STREQUAL SHARED_LIBRARY OR ${_targetType} STREQUAL MODULE_LIBRARY)
-      LIST(APPEND _FLAGS " -fPIC")
-    ENDIF(${_targetType} STREQUAL SHARED_LIBRARY OR ${_targetType} STREQUAL MODULE_LIBRARY)
 
+  IF(${_targetType} STREQUAL SHARED_LIBRARY OR ${_targetType} STREQUAL MODULE_LIBRARY)
+    LIST(APPEND _FLAGS " ${CMAKE_SHARED_LIBRARY_CXX_FLAGS}")
+  ELSE(${_targetType} STREQUAL SHARED_LIBRARY OR ${_targetType} STREQUAL MODULE_LIBRARY)
     GET_TARGET_PROPERTY(_pic ${_target} POSITION_INDEPENDENT_CODE)
     IF(_pic)
-      LIST(APPEND _FLAGS " -fPIE")
+      LIST(APPEND _FLAGS " ${CMAKE_CXX_COMPILE_OPTIONS_PIE}")
     ENDIF(_pic)
-  ENDIF(NOT MSVC)
+  ENDIF(${_targetType} STREQUAL SHARED_LIBRARY OR ${_targetType} STREQUAL MODULE_LIBRARY)
 
   GET_DIRECTORY_PROPERTY(DIRINC INCLUDE_DIRECTORIES)
   FOREACH(item ${DIRINC})