https://devzone.nordicsemi.com/f/nordic-q-a/25364/error-when-making-custom-makefile-for-bl-mesh-projectI am building a Bluetooth Mesh project and when trying to make a custom Makefile for the Mesh Light Control Example , but when compiling the project i get this error: Compiling file: nrf_mesh.c In file included from ../../nrf5_SDK_for_Mesh_v0.9.2en-USTelligent Community 13Thu, 21 Sep 2017 13:52:12 GMThttps://devzone.nordicsemi.com/thread/99970?ContentTypeID=1Thu, 21 Sep 2017 13:52:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:01e358c5-37b6-4480-b28d-25ea52971294S&#248;renHN<p>Thank you for the fast answer Thomas.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/99969?ContentTypeID=1Thu, 21 Sep 2017 13:04:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:016a649c-fd22-4e85-978a-3dbd6801f6acThomas Stenersen<p>Hi SørenHN,</p> <p>If you were unaware, CMake can generate Makefiles for you (this is the default generator on Unix-like systems).</p> <p>Run it with:</p> <pre><code>mesh/build $ cmake -G &quot;Unix Makefiles&quot; &lt;other options&gt; .. </code></pre> <p>To your question, the compiler is confused about integer sizes in the <code>printf</code>-like formatting string. It&#39;s the <code>SEGGER_RTT_printf()</code> that handles this in the end and it &quot;does the right thing&quot;. You can safely add a <code>-Wno-format</code> to your <code>CFLAGS</code> to suppress the warning.</p> <p>Best,<br /> Thomas</p><div style="clear:both;"></div>