message: Enable gcc extensions on cygwin only
diff: @@ -27,6 +27,10 @@ add_executable(cquery "")
  # Enable C++14 (Required)
  set_property(TARGET cquery PROPERTY CXX_STANDARD 14)
  set_property(TARGET cquery PROPERTY CXX_STANDARD_REQUIRED ON)
  +# Disable gnu extensions except for Cygwin which needs them to build properly
  +if(NOT CYGWIN)
  + set_property(TARGET cquery PROPERTY CXX_EXTENSIONS OFF)
  +endif()
  if(${CMAKE_SYSTEM_NAME} STREQUAL Windows)
  # Common MSVC/Clang(Windows) options
  