Ios.appthinning-ios9-new-feature-for-app-thinning-bitcode-odr-slicing

<span id="Label3"></p><p><p></p></p><span style="color: #008000;"><span style="color: #008000;">Bitcode</span></span><span style="color: #008000;"><span style="color: #008000;">0. Introduction to Bitcode</span></span><p><p></p></p><span style="color: #008000;"><span style="color: #008000;">1. Build Static library or framework via Xcode 7, while user build application using Xcode 7.</span></span><p><p>"the Xcode 7 build system defaults include enabling the Enable Bitcode build setting, but standard Debug</p></p><p><p>The or Release builds does not include the full bitcode content in the built framework and library Products.</p></p><p><p>To-build Framework and library products for distribution and ensure the full bitcode content is included,</p></p><p><p>Framework and library providers Must:</p></p> <ul class="nested"> <ul class="nested"> <li class="nested li"><p>Ensure that, the Enable bitcode build setting is correct<strong><span style="color: #ff6600;"> <code>ENABLE_BITCODE=YES</code> </span></strong>().</p></li> <li class="nested li"><p>Perform either an <strong><span style="color: #ff6600;">Archive build</span></strong> or a<span style="color: #ff6600;"> Install build</span> to produce framework and library products for Distri Bution. " ref[3.6]</p></li> </ul> </ul><span style="color: #008000;"><span style="color: #008000;">2. Build Static library or framework via Xcode 7, while user build application using Xcode 6.</span></span><p><p>"Framework and library providers need to include Bitcode for Xcode 7 development, and Xcode 7 generates Bitcode by default .</p></p><p><p>however, bitcode-enabled Framework and library products does not work well with Xcode 6. If you still need to support Xcode 6 development,</p></p><p><p>You must produce a additional version of your products without bitcode.</p></p><p><p>To build a library without bitcode, either use Xcode 7 with the build setting Enable bitcode disabled (<span style="color: #ff6600;"><strong> <code>ENABLE_BITCODE=NO</code> </strong></span>)</p></p><p><p>or use Xcode 6. "</p></p><span style="color: #008000;"><span style="color: #008000;">3. How to check whether the static library are built with Bitcode enable?</span></span><p><p>"otool-l (. o or. a File)</p></p><p><p>"__bitcode" Section "ref[3.7"</p></p><pre><pre><span style="color: #008080;">1</span> <span style="color: #0000ff;">grep</span> __bitcode</pre></pre><p><p></p></p><p><p></p></p><p><p></p></p>