message: cmake: disable IPP on iOS
  IPP is used on iPhoneSimulator only.
diff: @@ -204,7 +204,7 @@ OCV_OPTION(WITH_GSTREAMER "Include Gstreamer support" ON
  OCV_OPTION(WITH_GSTREAMER_0_10 "Enable Gstreamer 0.10 support (instead of 1.x)" OFF )
  OCV_OPTION(WITH_GTK "Include GTK support" ON IF (UNIX AND NOT APPLE AND NOT ANDROID) )
  OCV_OPTION(WITH_GTK_2_X "Use GTK version 2" OFF IF (UNIX AND NOT APPLE AND NOT ANDROID) )
  -OCV_OPTION(WITH_IPP "Include Intel IPP support" NOT MINGW IF (X86_64 OR X86) AND NOT WINRT )
  +OCV_OPTION(WITH_IPP "Include Intel IPP support" NOT MINGW IF (X86_64 OR X86) AND NOT WINRT AND NOT IOS )
  OCV_OPTION(WITH_HALIDE "Include Halide support" OFF)
  OCV_OPTION(WITH_JASPER "Include JPEG2K support" ON IF (NOT IOS) )
  OCV_OPTION(WITH_JPEG "Include JPEG support" ON)
  