+# Xcode compiler
+if (CMAKE_GENERATOR MATCHES Xcode)
+ if (XCODE_VERSION VERSION_LESS "5.0")
+ # Automatically select the Xcode compiler if not set
+ if (NOT DEFINED CMAKE_XCODE_ATTRIBUTE_GCC_VERSION)
+ # XCode >= 3.1 has gcc 4.2 (up to actual Xcode)
+ if (XCODE_VERSION VERSION_GREATER "3.1")
+ SET(CMAKE_XCODE_ATTRIBUTE_GCC_VERSION "com.apple.compilers.llvmgcc42")
+ ENDIF(XCODE_VERSION VERSION_GREATER "3.1")
+ ENDIF(NOT DEFINED CMAKE_XCODE_ATTRIBUTE_GCC_VERSION)
+ # Print the selected compiler version
+ MESSAGE(STATUS "---- Using XCode compiler CMAKE_XCODE_ATTRIBUTE_GCC_VERSION=${CMAKE_XCODE_ATTRIBUTE_GCC_VERSION}")
+ ENDIF(XCODE_VERSION VERSION_LESS "5.0")
+ENDIF(CMAKE_GENERATOR MATCHES Xcode)
+
+if (WIN32 AND Qt5Core_FOUND)
+ set(Z_PREFIX 1)
+endif()
+