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<a href='https://github.com/akkartik/mu/blob/main/linux/apps/ex2.mu'>https://github.com/akkartik/mu/blob/main/linux/apps/ex2.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># Add 3 and 4, and return the result in the exit code.</span>
<span id="L2" class="LineNr"> 2 </span><span class="muComment">#</span>
<span id="L3" class="LineNr"> 3 </span><span class="muComment"># To run:</span>
<span id="L4" class="LineNr"> 4 </span><span class="muComment"># $ ./translate apps/ex2.mu</span>
<span id="L5" class="LineNr"> 5 </span><span class="muComment"># $ ./a.elf</span>
<span id="L6" class="LineNr"> 6 </span><span class="muComment"># Expected result:</span>
<span id="L7" class="LineNr"> 7 </span><span class="muComment"># $ echo $?</span>
<span id="L8" class="LineNr"> 8 </span><span class="muComment"># 7</span>
<span id="L9" class="LineNr"> 9 </span>
<span id="L10" class="LineNr">10 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex2.mu.html#L10'>main</a></span><span class="PreProc"> -> </span>_/<span class="muRegEbx">ebx</span>: int <span class="Delimiter">{</span>
<span id="L11" class="LineNr">11 </span> <span class="PreProc">var</span> result/eax: int <span class="Special"><-</span> <a href='ex2.mu.html#L15'>do-add</a> <span class="Constant">3</span> <span class="Constant">4</span>
<span id="L12" class="LineNr">12 </span> <span class="PreProc">return</span> result
<span id="L13" class="LineNr">13 </span><span class="Delimiter">}</span>
<span id="L14" class="LineNr">14 </span>
<span id="L15" class="LineNr">15 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex2.mu.html#L15'>do-add</a></span> a: int, b: int<span class="PreProc"> -> </span>_/eax: int <span class="Delimiter">{</span>
<span id="L16" class="LineNr">16 </span> <span class="PreProc">var</span> result/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy a
<span id="L17" class="LineNr">17 </span> result <span class="Special"><-</span> add b
<span id="L18" class="LineNr">18 </span> <span class="PreProc">return</span> result
<span id="L19" class="LineNr">19 </span><span class="Delimiter">}</span>
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