<blockquote>
<p>You get undefined references during linking in that case.</p>
</blockquote>
<p>Strange, I thought the build would abort on linking errors?</p>
<blockquote>
<p>Maybe periph_init should only call stdio_init if there is some stdio_* module enabled.</p>
</blockquote>
<p>I hope the fixup commit above does this. Mind to test again?</p>

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