[Interest] [qt-android] How to build qt for android with neon support?

[Liang Jian]

    I forgot to say: I build qt with the latest source got from qt 5.4
branch, and I built in an ubuntu 14.04 x86_64 machine

On Sun, Mar 22, 2015 at 10:16 AM, Liang Jian <jianliang79 at gmail.com> wrote:

>     For some reason I have to build qt-android myself. Everything is fine
> except that I can't enable build neon.
>     I use the latest android sdk, android ndk r10d, Below is my
> configuration instructions:
>
>     ./configure -xplatform android-g++ -nomake tests -nomake examples
> -android-ndk /mnt/dsk1/software/sdk/android/android-ndk-r10d -android-sdk
> /mnt/dsk1/software/sdk/android/android-sdk-linux -android-ndk-host
> linux-x86_64 -android-toolchain-version 4.9 -skip qttranslations -skip
> qtwebkit -skip qtwebkit-examples -skip qtserialport -skip qtquick1 -skip
> qt3d -skip qtjsondb -skip qtsystems -skip qtwayland -skip qtwebengine
> -no-warnings-are-errors -openssl-linked -I /usr/local/ssl/android-9/include
>
>     After the configuration process ended, I can see the following line:
>
> Building on:   linux-g++ (x86_64, CPU features: mmx sse sse2)
> Building for:  android-g++ (arm, CPU features: none detected)
> Platform notes:
>
>             - Also available for Linux: linux-kcc linux-icc linux-cxx
>
> Build options:
>   Configuration .......... accessibility android-style-assets
> audio-backend c++11 clock-gettime clock-monotonic compile_examples
> concurrent cross_compile dbus egl eglfs evdev eventfd freetype full-config
> getaddrinfo harfbuzz inotify ipv6ifname large-config medium-config
> minimal-config mremap no-pkg-config opengl opengles2 openssl-linked pcre
> png precompile_header qpa qpa reduce_exports release rpath shared
> small-config system-zlib use_gold_linker
>   Build parts ............ libs
>   Mode ................... release
>   Using C++11 ............ yes
>   Using gold linker....... yes
>   Using PCH .............. yes
>   Target compiler supports:
>     Neon ................. no
>
>     As you can see, neno is not enabled, what is wrong with my
> configuration?
>
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