doc/help


1

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<span id="L1" class="LineNr">  1 </span><span class="Comment">//: A big convenience high-level languages provide is the ability to name memory</span>
<span id="L2" class="LineNr">  2 </span><span class="Comment">//: locations. In Mu, a transform called 'transform_names' provides this</span>
<span id="L3" class="LineNr">  3 </span><span class="Comment">//: convenience.</span>
<span id="L4" class="LineNr">  4 </span>
<span id="L5" class="LineNr">  5 </span><span class="Delimiter">:(scenario transform_names)</span>
<span id="L6" class="LineNr">  6 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L7" class="LineNr">  7 </span>  <span class="Normal">x</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
<span id="L8" class="LineNr">  8 </span>]
<span id="L9" class="LineNr">  9 </span><span class="traceContains">+name: assign x 1</span>
<span id="L10" class="LineNr"> 10 </span><span class="traceContains">+mem: storing 0 in location 1</span>
<span id="L11" class="LineNr"> 11 </span>
<span id="L12" class="LineNr"> 12 </span><span class="Delimiter">:(scenarios transform)</span>
<span id="L13" class="LineNr"> 13 </span><span class="Delimiter">:(scenario transform_names_fails_on_use_before_define)</span>
<span id="L14" class="LineNr"> 14 </span><span class="Special">% Hide_errors = true;</span>
<span id="L15" class="LineNr"> 15 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L16" class="LineNr"> 16 </span>  <span class="Normal">x</span>:num<span class="Special"> &lt;- </span>copy y:num
<span id="L17" class="LineNr"> 17 </span>]
<span id="L18" class="LineNr"> 18 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: tried to read ingredient 'y' in 'x:num &lt;- copy y:num' but it hasn't been written to yet</span>
<span id="L19" class="LineNr"> 19 </span><span class="Comment"># todo: detect conditional defines</span>
<span id="L20" class="LineNr"> 20 </span>
<span id="L21" class="LineNr"> 21 </span><span class="Delimiter">:(after &quot;Transform.push_back(compute_container_sizes)&quot;)</span>
<span id="L22" class="LineNr"> 22 </span>Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='042name.cc.html#L37'>transform_names</a><span class="Delimiter">);</span>  <span class="Comment">// idempotent</span>
<span id="L23" class="LineNr"> 23 </span>
<span id="L24" class="LineNr"> 24 </span><span class="Delimiter">:(before &quot;End Globals&quot;)</span>
<span id="L25" class="LineNr"> 25 </span>map&lt;recipe_ordinal<span class="Delimiter">,</span> map&lt;string<span class="Delimiter">,</span> <span class="Normal">int</span>&gt; &gt; Name<span class="Delimiter">;</span>
<span id="L26" class="LineNr"> 26 </span>
<span id="L27" class="LineNr"> 27 </span><span class="Comment">//: the Name map is a global, so save it before tests and reset it for every</span>
<span id="L28" class="LineNr"> 28 </span><span class="Comment">//: test, just to be safe.</span>
<span id="L29" class="LineNr"> 29 </span><span class="Delimiter">:(before &quot;End Globals&quot;)</span>
<span id="L30" class="LineNr"> 30 </span>map&lt;recipe_ordinal<span class="Delimiter">,</span> map&lt;string<span class="Delimiter">,</span> <span class="Normal">int</span>&gt; &gt; Name_snapshot<span class="Delimiter">;</span>
<span id="L31" class="LineNr"> 31 </span><span class="Delimiter">:(before &quot;End save_snapshots&quot;)</span>
<span id="L32" class="LineNr"> 32 </span>Name_snapshot = Name<span class="Delimiter">;</span>
<span id="L33" class="LineNr"> 33 </span><span class="Delimiter">:(before &quot;End restore_snapshots&quot;)</span>
<span id="L34" class="LineNr"> 34 </span>Name = Name_snapshot<span class="Delimiter">;</span>
<span id="L35" class="LineNr"> 35 </span>
<span id="L36" class="LineNr"> 36 </span><span class="Delimiter">:(code)</span>
<span id="L37" class="LineNr"> 37 </span><span class="Normal">void</span> <a href='042name.cc.html#L37'>transform_names</a><span class="Delimiter">(</span><span class="Normal">const</span> <a href='010vm.cc.html#L14'>recipe_ordinal</a> r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L38" class="LineNr"> 38 </span>  recipe&amp; caller = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">);</span>
<span id="L39" class="LineNr"> 39 </span>  <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9991</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;--- <a href='012transform.cc.html#L99'>transform</a> names for <a href='010vm.cc.html#L19'>recipe</a> &quot;</span> &lt;&lt; caller<span class="Delimiter">.</span>name &lt;&lt; <a href='003trace.cc.html#L197'>end</a><span class="Delimiter">();</span>
<span id="L40" class="LineNr"> 40 </span>  <span class="Normal">bool</span> names_used = <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L41" class="LineNr"> 41 </span>  <span class="Normal">bool</span> numeric_locations_used = <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L42" class="LineNr"> 42 </span>  map&lt;string<span class="Delimiter">,</span> <span class="Normal">int</span>&gt;&amp; names = Name[r]<span class="Delimiter">;</span>
<span id="L43" class="LineNr"> 43 </span>  <span class="Comment">// store the indices 'used' so far in the map</span>
<span id="L44" class="LineNr"> 44 </span>  <span class="Normal">int</span>&amp; curr_idx = names[<span class="Constant">&quot;&quot;</span>]<span class="Delimiter">;</span>
<span id="L45" class="LineNr"> 45 </span>  ++curr_idx<span class="Delimiter">;</span>  <span class="Comment">// avoid using index 0, benign skip in some other cases</span>
<span id="L46" class="LineNr"> 46 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span>  i &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>steps<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L47" class="LineNr"> 47 </span>  <span class="Conceal">¦</span> instruction&amp; inst = caller<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span id="L48" class="LineNr"> 48 </span>  <span class="Conceal">¦</span> <span class="Comment">// End transform_names(inst) Special-cases</span>
<span id="L49" class="LineNr"> 49 </span>  <span class="Conceal">¦</span> <span class="Comment">// map names to addresses</span>
<span id="L50" class="LineNr"> 50 </span>  <span class="Conceal">¦</span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> in = <span class="Constant">0</span><span class="Delimiter">;</span>  in &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span>  ++in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L51" class="LineNr"> 51 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> reagent&amp; ingredient = inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
<span id="L52" class="LineNr"> 52 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// Begin transform_names Ingredient Special-cases(ingredient, inst, caller)</span>
<span id="L53" class="LineNr"> 53 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='042name.cc.html#L99'>is_disqualified</a><span class="Delimiter">(</span>ingredient<span class="Delimiter">,</span> inst<span class="Delimiter">,</span> caller<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L54" class="LineNr"> 54 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='042name.cc.html#L148'>is_numeric_location</a><span class="Delimiter">(</span>ingredient<span class="Delimiter">))</span> numeric_locations_used = <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L55" class="LineNr"> 55 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='042name.cc.html#L155'>is_named_location</a><span class="Delimiter">(</span>ingredient<span class="Delimiter">))</span> names_used = <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L56" class="LineNr"> 56 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='002test.cc.html#L85'>is_integer</a><span class="Delimiter">(</span>ingredient<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L57" class="LineNr"> 57 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!already_transformed<span class="Delimiter">(</span>ingredient<span class="Delimiter">,</span> names<span class="Delimiter">))</span> <span class="Delimiter">{</span>
<span id="L58" class="LineNr"> 58 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;tried to read ingredient '&quot;</span> &lt;&lt; ingredient<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;' in '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;' but it hasn't been written to yet</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L59" class="LineNr"> 59 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// use-before-set Error</span>
<span id="L60" class="LineNr"> 60 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L61" class="LineNr"> 61 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L62" class="LineNr"> 62 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">int</span> v = lookup_name<span class="Delimiter">(</span>ingredient<span class="Delimiter">,</span> r<span class="Delimiter">);</span>
<span id="L63" class="LineNr"> 63 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>v &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L64" class="LineNr"> 64 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> ingredient<span class="Delimiter">.</span><a href='010vm.cc.html#L65'>set_value</a><span class="Delimiter">(</span>v<span class="Delimiter">);</span>
<span id="L65" class="LineNr"> 65 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// Done Placing Ingredient(ingredient, inst, caller)</span>
<span id="L66" class="LineNr"> 66 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L67" class="LineNr"> 67 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L68" class="LineNr"> 68 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;can't find a place to store '&quot;</span> &lt;&lt; ingredient<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L69" class="LineNr"> 69 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L70" class="LineNr"> 70 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L71" class="LineNr"> 71 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L72" class="LineNr"> 72 </span>  <span class="Conceal">¦</span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> out = <span class="Constant">0</span><span class="Delimiter">;</span>  out &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span>  ++out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L73" class="LineNr"> 73 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> reagent&amp; product = inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">);</span>
<span id="L74" class="LineNr"> 74 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// Begin transform_names Product Special-cases(product, inst, caller)</span>
<span id="L75" class="LineNr"> 75 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='042name.cc.html#L99'>is_disqualified</a><span class="Delimiter">(</span>product<span class="Delimiter">,</span> inst<span class="Delimiter">,</span> caller<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L76" class="LineNr"> 76 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='042name.cc.html#L148'>is_numeric_location</a><span class="Delimiter">(</span>product<span class="Delimiter">))</span> numeric_locations_used = <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L77" class="LineNr"> 77 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='042name.cc.html#L155'>is_named_location</a><span class="Delimiter">(</span>product<span class="Delimiter">))</span> names_used = <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L78" class="LineNr"> 78 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='002test.cc.html#L85'>is_integer</a><span class="Delimiter">(</span>product<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L79" class="LineNr"> 79 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>names<span class="Delimiter">.</span>find<span class="Delimiter">(</span>product<span class="Delimiter">.</span>name<span class="Delimiter">)</span> == names<span class="Delimiter">.</span><a href='003trace.cc.html#L197'>end</a><span class="Delimiter">())</span> <span class="Delimiter">{</span>
<span id="L80" class="LineNr"> 80 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9993</span><span class="Delimiter">,</span> <span class="Constant">&quot;name&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;assign &quot;</span> &lt;&lt; product<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; &quot;</span> &lt;&lt; curr_idx &lt;&lt; <a href='003trace.cc.html#L197'>end</a><span class="Delimiter">();</span>
<span id="L81" class="LineNr"> 81 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> names[product<span class="Delimiter">.</span>name] = curr_idx<span class="Delimiter">;</span>
<span id="L82" class="LineNr"> 82 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> curr_idx += size_of<span class="Delimiter">(</span>product<span class="Delimiter">);</span>
<span id="L83" class="LineNr"> 83 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L84" class="LineNr"> 84 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">int</span> v = lookup_name<span class="Delimiter">(</span>product<span class="Delimiter">,</span> r<span class="Delimiter">);</span>
<span id="L85" class="LineNr"> 85 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>v &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L86" class="LineNr"> 86 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> product<span class="Delimiter">.</span><a href='010vm.cc.html#L65'>set_value</a><span class="Delimiter">(</span>v<span class="Delimiter">);</span>
<span id="L87" class="LineNr"> 87 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// Done Placing Product(product, inst, caller)</span>
<span id="L88" class="LineNr"> 88 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L89" class="LineNr"> 89 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L90" class="LineNr"> 90 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;can't find a place to store '&quot;</span> &lt;&lt; product<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L91" class="LineNr"> 91 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L92" class="LineNr"> 92 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L93" class="LineNr"> 93 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L94" class="LineNr"> 94 </span>  <span class="Delimiter">}</span>
<span id="L95" class="LineNr"> 95 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>names_used &amp;&amp; numeric_locations_used<span class="Delimiter">)</span>
<span id="L96" class="LineNr"> 96 </span>  <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;mixing variable names and numeric addresses</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L197'>end</a><span class="Delimiter">();</span>
<span id="L97" class="LineNr"> 97 </span><span class="Delimiter">}</span>
<span id="L98" class="LineNr"> 98 </span>
<span id="L99" class="LineNr"> 99 </span><span class="Normal">bool</span> <a href='042name.cc.html#L99'>is_disqualified</a><span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">mutable</span><span class="Comment">*/</span> reagent&amp; x<span class="Delimiter">,</span> <span class="Normal">const</span> instruction&amp; inst<span class="Delimiter">,</span> <span class="Normal">const</span> string&amp; recipe_name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L100" class="LineNr">100 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!x<span class="Delimiter">.</span>type<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L101" class="LineNr">101 </span>  <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>recipe_name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;missing type for '&quot;</span> &lt;&lt; x<span class="Delimiter">.</span>original_string &lt;&lt; <span class="Constant">&quot;' in '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L197'>end</a><span class="Delimiter">();</span>
<span id="L102" class="LineNr">102 </span>  <span class="Conceal">¦</span> <span class="Comment">// missing-type Error 1</span>
<span id="L103" class="LineNr">103 </span>  <span class="Conceal">¦</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L104" class="LineNr">104 </span>  <span class="Delimiter">}</span>
<span id="L105" class="LineNr">105 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='022arithmetic.cc.html#L108'>is_raw</a><span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L106" class="LineNr">106 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L107" class="LineNr">107 </span>  <span class="Comment">// End is_disqualified Special-cases</span>
<span id="L108" class="LineNr">108 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>initialized<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L109" class="LineNr">109 </span>  <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L110" class="LineNr">110 </span><span class="Delimiter">}</span>
<span id="L111" class="LineNr">111 </span>
<span id="L112" class="LineNr">112 </span><span class="Normal">bool</span> already_transformed<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">,</span> <span class="Normal">const</span> map&lt;string<span class="Delimiter">,</span> <span class="Normal">int</span>&gt;&amp; names<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L113" class="LineNr">113 </span>  <span class="Identifier">return</span> contains_key<span class="Delimiter">(</span>names<span class="Delimiter">,</span> r<span class="Delimiter">.</span>name<span class="Delimiter">);</span>
<span id="L114" class="LineNr">114 </span><span class="Delimiter">}</span>
<span id="L115" class="LineNr">115 </span>
<span id="L116" class="LineNr">116 </span><span class="Normal">int</span> lookup_name<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">,</span> <span class="Normal">const</span> <a href='010vm.cc.html#L14'>recipe_ordinal</a> default_recipe<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L117" class="LineNr">117 </span>  <span class="Identifier">return</span> Name[default_recipe][r<span class="Delimiter">.</span>name]<span class="Delimiter">;</span>
<span id="L118" class="LineNr">118 </span><span class="Delimiter">}</span>
<span id="L119" class="LineNr">119 </span>
<span id="L120" class="LineNr">120 </span><a href='010vm.cc.html#L123'>type_ordinal</a> <a href='042name.cc.html#L120'>skip_addresses</a><span class="Delimiter">(</span>type_tree* type<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L121" class="LineNr">121 </span>  <span class="Normal">while</span> <span class="Delimiter">(</span>type &amp;&amp; <a href='042name.cc.html#L133'>is_compound_type_starting_with</a><span class="Delimiter">(</span>type<span class="Delimiter">,</span> <span class="Constant">&quot;address&quot;</span><span class="Delimiter">))</span>
<span id="L122" class="LineNr">122 </span>  <span class="Conceal">¦</span> type = type<span class="Delimiter">-&gt;</span>right<span class="Delimiter">;</span>
<span id="L123" class="LineNr">123 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!type<span class="Delimiter">)</span> <span class="Identifier">return</span> -<span class="Constant">1</span><span class="Delimiter">;</span>  <span class="Comment">// error handled elsewhere</span>
<span id="L124" class="LineNr">124 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>type<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">)</span> <span class="Identifier">return</span> type<span class="Delimiter">-&gt;</span>value<span class="Delimiter">;</span>
<span id="L125" class="LineNr">125 </span>  <span class="Normal">const</span> type_tree* base_type = type<span class="Delimiter">;</span>
<span id="L126" class="LineNr">126 </span>  <span class="Comment">// Update base_type in skip_addresses</span>
<span id="L127" class="LineNr">127 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>base_type<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">)</span>
<span id="L128" class="LineNr">128 </span>  <span class="Conceal">¦</span> <span class="Identifier">return</span> base_type<span class="Delimiter">-&gt;</span>value<span class="Delimiter">;</span>
<span id="L129" class="LineNr">129 </span>  assert<span class="Delimiter">(</span>base_type<span class="Delimiter">-&gt;</span>left<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">);</span>
<span id="L130" class="LineNr">130 </span>  <span class="Identifier">return</span> base_type<span class="Delimiter">-&gt;</span>left<span class="Delimiter">-&gt;</span>value<span class="Delimiter">;</span>
<span id="L131" class="LineNr">131 </span><span class="Delimiter">}</span>
<span id="L132" class="LineNr">132 </span>
<span id="L133" class="LineNr">133 </span><span class="Normal">bool</span> <a href='042name.cc.html#L133'>is_compound_type_starting_with</a><span class="Delimiter">(</span><span class="Normal">const</span> type_tree* type<span class="Delimiter">,</span> <span class="Normal">const</span> string&amp; expected_name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L134" class="LineNr">134 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!type<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L135" class="LineNr">135 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>type<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L136" class="LineNr">136 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!type<span class="Delimiter">-&gt;</span>left<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L137" class="LineNr">137 </span>  <span class="Identifier">return</span> type<span class="Delimiter">-&gt;</span>left<span class="Delimiter">-&gt;</span>value == get<span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">,</span> expected_name<span class="Delimiter">);</span>
<span id="L138" class="LineNr">138 </span><span class="Delimiter">}</span>
<span id="L139" class="LineNr">139 </span>
<span id="L140" class="LineNr">140 </span><span class="Normal">int</span> <a href='042name.cc.html#L140'>find_element_name</a><span class="Delimiter">(</span><span class="Normal">const</span> <a href='010vm.cc.html#L123'>type_ordinal</a> t<span class="Delimiter">,</span> <span class="Normal">const</span> string&amp; name<span class="Delimiter">,</span> <span class="Normal">const</span> string&amp; recipe_name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L141" class="LineNr">141 </span>  <span class="Normal">const</span> type_info&amp; container = get<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> t<span class="Delimiter">);</span>
<span id="L142" class="LineNr">142 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span>  i &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>container<span class="Delimiter">.</span>elements<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span>
<span id="L143" class="LineNr">143 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>container<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>name == name<span class="Delimiter">)</span> <span class="Identifier">return</span> i<span class="Delimiter">;</span>
<span id="L144" class="LineNr">144 </span>  <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>recipe_name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;unknown element '&quot;</span> &lt;&lt; name &lt;&lt; <span class="Constant">&quot;' in container '&quot;</span> &lt;&lt; get<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> t<span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L197'>end</a><span class="Delimiter">();</span>
<span id="L145" class="LineNr">145 </span>  <span class="Identifier">return</span> -<span class="Constant">1</span><span class="Delimiter">;</span>
<span id="L146" class="LineNr">146 </span><span class="Delimiter">}</span>
<span id="L147" class="LineNr">147 </span>
<span id="L148" class="LineNr">148 </span><span class="Normal">bool</span> <a href='042name.cc.html#L148'>is_numeric_location</a><span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L149" class="LineNr">149 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L150" class="LineNr">150 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='022arithmetic.cc.html#L108'>is_raw</a><span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L151" class="LineNr">151 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;0&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>  <span class="Comment">// used for chaining lexical scopes</span>
<span id="L152" class="LineNr">152 </span>  <span class="Identifier">return</span> <a href='002test.cc.html#L85'>is_integer</a><span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">);</span>
<span id="L153" class="LineNr">153 </span><span class="Delimiter">}</span>
<span id="L154" class="LineNr">154 </span>
<span id="L155" class="LineNr">155 </span><span class="Normal">bool</span> <a href='042name.cc.html#L155'>is_named_location</a><span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L156" class="LineNr">156 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L157" class="LineNr">157 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='022arithmetic.cc.html#L108'>is_raw</a><span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L158" class="LineNr">158 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='042name.cc.html#L163'>is_special_name</a><span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L159" class="LineNr">159 </span>  <span class="Identifier">return</span> !is_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">);</span>
<span id="L160" class="LineNr">160 </span><span class="Delimiter">}</span>
<span id="L161" class="LineNr">161 </span>
<span id="L162" class="LineNr">162 </span><span class="Comment">// all names here should either be disqualified or also in bind_special_scenario_names</span>
<span id="L163" class="LineNr">163 </span><span class="Normal">bool</span> <a href='042name.cc.html#L163'>is_special_name</a><span class="Delimiter">(</span><span class="Normal">const</span> string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L164" class="LineNr">164 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">&quot;_&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L165" class="LineNr">165 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">&quot;0&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L166" class="LineNr">166 </span>  <span class="Comment">// End is_special_name Special-cases</span>
<span id="L167" class="LineNr">167 </span>  <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L168" class="LineNr">168 </span><span class="Delimiter">}</span>
<span id="L169" class="LineNr">169 </span>
<span id="L170" class="LineNr">170 </span><span class="Delimiter">:(scenario transform_names_supports_containers)</span>
<span id="L171" class="LineNr">171 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L172" class="LineNr">172 </span>  <span class="Normal">x</span>:point<span class="Special"> &lt;- </span>merge <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">35</span>
<span id="L173" class="LineNr">173 </span>  <span class="Normal">y</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>
<span id="L174" class="LineNr">174 </span>]
<span id="L175" class="LineNr">175 </span><span class="traceContains">+name: assign x 1</span>
<span id="L176" class="LineNr">176 </span><span class="Comment"># skip location 2 because x occupies two locations</span>
<span id="L177" class="LineNr">177 </span><span class="traceContains">+name: assign y 3</span>
<span id="L178" class="LineNr">178 </span>
<span id="L179" class="LineNr">179 </span><span class="Delimiter">:(scenario transform_names_supports_static_arrays)</span>
<span id="L180" class="LineNr">180 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L181" class="LineNr">181 </span>  <span class="Normal">x</span>:@:num:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
<span id="L182" class="LineNr">182 </span>  <span class="Normal">y</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>
<span id="L183" class="LineNr">183 </span>]
<span id="L184" class="LineNr">184 </span><span class="traceContains">+name: assign x 1</span>
<span id="L185" class="LineNr">185 </span><span class="Comment"># skip locations 2, 3, 4 because x occupies four locations</span>
<span id="L186" class="LineNr">186 </span><span class="traceContains">+name: assign y 5</span>
<span id="L187" class="LineNr">187 </span>
<span id="L188" class="LineNr">188 </span><span class="Delimiter">:(scenario transform_names_passes_dummy)</span>
<span id="L189" class="LineNr">189 </span><span class="Comment"># _ is just a dummy result that never gets consumed</span>
<span id="L190" class="LineNr">190 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L191" class="LineNr">191 </span>  _<span class="Delimiter">,</span> x:num<span class="Special"> &lt;- </span>copy <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>
<span id="L192" class="LineNr">192 </span>]
<span id="L193" class="LineNr">193 </span><span class="traceContains">+name: assign x 1</span>
<span id="L194" class="LineNr">194 </span><span class="traceAbsent">-name: assign _ 1</span>
<span id="L195" class="LineNr">195 </span>
<span id="L196" class="LineNr">196 </span><span class="Comment">//: an escape hatch to suppress name conversion that we'll use later</span>
<span id="L197" class="LineNr">197 </span><span class="Delimiter">:(scenarios run)</span>
<span id="L198" class="LineNr">198 </span><span class="Delimiter">:(scenario transform_names_passes_raw)</span>
<span id="L199" class="LineNr">199 </span><span class="Special">% Hide_errors = true;</span>
<span id="L200" class="LineNr">200 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L201" class="LineNr">201 </span>  <span class="Normal">x</span>:num/<span class="Special">raw &lt;- </span>copy <span class="Constant">0</span>
<span id="L202" class="LineNr">202 </span>]
<span id="L203" class="LineNr">203 </span><span class="traceAbsent">-name: assign x 1</span>
<span id="L204" class="LineNr">204 </span><span class="traceContains">+error: can't write to location 0 in 'x:num/raw &lt;- copy 0'</span>
<span id="L205" class="LineNr">205 </span>
<span id="L206" class="LineNr">206 </span><span class="Delimiter">:(scenarios transform)</span>
<span id="L207" class="LineNr">207 </span><span class="Delimiter">:(scenario transform_names_fails_when_mixing_names_and_numeric_locations)</span>
<span id="L208" class="LineNr">208 </span><span class="Special">% Hide_errors = true;</span>
<span id="L209" class="LineNr">209 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L210" class="LineNr">210 </span>  <span class="Normal">x</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:num
<span id="L211" class="LineNr">211 </span>]
<span id="L212" class="LineNr">212 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: mixing variable names and numeric addresses</span>
<span id="L213" class="LineNr">213 </span>
<span id="L214" class="LineNr">214 </span><span class="Delimiter">:(scenario transform_names_fails_when_mixing_names_and_numeric_locations_2)</span>
<span id="L215" class="LineNr">215 </span><span class="Special">% Hide_errors = true;</span>
<span id="L216" class="LineNr">216 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L217" class="LineNr">217 </span>  <span class="Normal">x</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
<span id="L218" class="LineNr">218 </span>  <span class="Constant">1</span>:num<span class="Special"> &lt;- </span>copy x:num
<span id="L219" class="LineNr">219 </span>]
<span id="L220" class="LineNr">220 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: mixing variable names and numeric addresses</span>
<span id="L221" class="LineNr">221 </span>
<span id="L222" class="LineNr">222 </span><span class="Delimiter">:(scenario transform_names_does_not_fail_when_mixing_names_and_raw_locations)</span>
<span id="L223" class="LineNr">223 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L224" class="LineNr">224 </span>  <span class="Normal">x</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:num/<span class="Special">raw</span>
<span id="L225" class="LineNr">225 </span>]
<span id="L226" class="LineNr">226 </span><span class="traceAbsent">-error: <a href='000organization.cc.html#L113'>main</a>: mixing variable names and numeric addresses</span>
<span id="L227" class="LineNr">227 </span>$error: <span class="Constant">0</span>
<span id="L228" class="LineNr">228 </span>
<span id="L229" class="LineNr">229 </span><span class="Delimiter">:(scenario transform_names_does_not_fail_when_mixing_names_and_literals)</span>
<span id="L230" class="LineNr">230 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L231" class="LineNr">231 </span>  <span class="Normal">x</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
<span id="L232" class="LineNr">232 </span>]
<span id="L233" class="LineNr">233 </span><span class="traceAbsent">-error: <a href='000organization.cc.html#L113'>main</a>: mixing variable names and numeric addresses</span>
<span id="L234" class="LineNr">234 </span>$error: <span class="Constant">0</span>
<span id="L235" class="LineNr">235 </span>
<span id="L236" class="LineNr">236 </span><span class="SalientComment">//:: Support element names for containers in 'get' and 'get-location' and 'put'.</span>
<span id="L237" class="LineNr">237 </span><span class="Comment">//: (get-location is implemented later)</span>
<span id="L238" class="LineNr">238 </span>
<span id="L239" class="LineNr">239 </span><span class="Delimiter">:(before &quot;End update GET offset_value in Check&quot;)</span>
<span id="L240" class="LineNr">240 </span><span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L241" class="LineNr">241 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!offset<span class="Delimiter">.</span>initialized<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L242" class="LineNr">242 </span>  <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;uninitialized offset '&quot;</span> &lt;&lt; offset<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;' in '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L197'>end</a><span class="Delimiter">();</span>
<span id="L243" class="LineNr">243 </span>  <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L244" class="LineNr">244 </span>  <span class="Delimiter">}</span>
<span id="L245" class="LineNr">245 </span>  offset_value = offset<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
<span id="L246" class="LineNr">246 </span><span class="Delimiter">}</span>
<span id="L247" class="LineNr">247 </span>
<span id="L248" class="LineNr">248 </span><span class="Delimiter">:(scenario transform_names_transforms_container_elements)</span>
<span id="L249" class="LineNr">249 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L250" class="LineNr">250 </span>  <span class="Normal">p</span>:&amp;:point<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
<span id="L251" class="LineNr">251 </span>  <span class="Normal">a</span>:num<span class="Special"> &lt;- </span>get *p:&amp;:point<span class="Delimiter">,</span> <span class="Constant">y:offset</span>
<span id="L252" class="LineNr">252 </span>  <span class="Normal">b</span>:num<span class="Special"> &lt;- </span>get *p:&amp;:point<span class="Delimiter">,</span> <span class="Constant">x:offset</span>
<span id="L253" class="LineNr">253 </span>]
<span id="L254" class="LineNr">254 </span><span class="traceContains">+name: element y of type point is at offset 1</span>
<span id="L255" class="LineNr">255 </span><span class="traceContains">+name: element x of type point is at offset 0</span>
<span id="L256" class="LineNr">256 </span>
<span id="L257" class="LineNr">257 </span><span class="Delimiter">:(before &quot;End transform_names(inst) Special-cases&quot;)</span>
<span id="L258" class="LineNr">258 </span><span class="Comment">// replace element names of containers with offsets</span>
<span id="L259" class="LineNr">259 </span><span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name == <span class="Constant">&quot;get&quot;</span> || inst<span class="Delimiter">.</span>name == <span class="Constant">&quot;get-location&quot;</span> || inst<span class="Delimiter">.</span>name == <span class="Constant">&quot;put&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L260" class="LineNr">260 </span>  <span class="Comment">//: avoid raising any errors here; later layers will support overloading new</span>
<span id="L261" class="LineNr">261 </span>  <span class="Comment">//: instructions with the same names (static dispatch), which could lead to</span>
<span id="L262" class="LineNr">262 </span>  <span class="Comment">//: spurious errors</span>
<span id="L263" class="LineNr">263 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> &lt; <span class="Constant">2</span><span class="Delimiter">)</span>
<span id="L264" class="LineNr">264 </span>  <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// error raised elsewhere</span>
<span id="L265" class="LineNr">265 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span>
<span id="L266" class="LineNr">266 </span>  <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// error raised elsewhere</span>
<span id="L267" class="LineNr">267 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">.</span>find_first_not_of<span class="Delimiter">(</span><span class="Constant">&quot;0123456789&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L268" class="LineNr">268 </span>  <span class="Conceal">¦</span> <span class="Comment">// since first non-address in base type must be a container, we don't have to canonize</span>
<span id="L269" class="LineNr">269 </span>  <span class="Conceal">¦</span> <a href='010vm.cc.html#L123'>type_ordinal</a> base_type = <a href='042name.cc.html#L120'>skip_addresses</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>type<span class="Delimiter">);</span>
<span id="L270" class="LineNr">270 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_type<span class="Delimiter">))</span> <span class="Delimiter">{</span>  <span class="Comment">// otherwise we'll raise an error elsewhere</span>
<span id="L271" class="LineNr">271 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span><a href='010vm.cc.html#L65'>set_value</a><span class="Delimiter">(</span><a href='042name.cc.html#L140'>find_element_name</a><span class="Delimiter">(</span>base_type<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">,</span> get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">));</span>
<span id="L272" class="LineNr">272 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9993</span><span class="Delimiter">,</span> <span class="Constant">&quot;name&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;element &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot; of type &quot;</span> &lt;&lt; get<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_type<span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot; is at offset &quot;</span> &lt;&lt; no_scientific<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>value<span class="Delimiter">)</span> &lt;&lt; <a href='003trace.cc.html#L197'>end</a><span class="Delimiter">();</span>
<span id="L273" class="LineNr">273 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L274" class="LineNr">274 </span>  <span class="Delimiter">}</span>
<span id="L275" class="LineNr">275 </span><span class="Delimiter">}</span>
<span id="L276" class="LineNr">276 </span>
<span id="L277" class="LineNr">277 </span><span class="Delimiter">:(scenario missing_type_in_get)</span>
<span id="L278" class="LineNr">278 </span><span class="Special">% Hide_errors = true;</span>
<span id="L279" class="LineNr">279 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L280" class="LineNr">280 </span>  get a<span class="Delimiter">,</span> <span class="Constant">x:offset</span>
<span id="L281" class="LineNr">281 </span>]
<span id="L282" class="LineNr">282 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: missing type for 'a' in 'get a, x:offset'</span>
<span id="L283" class="LineNr">283 </span>
<span id="L284" class="LineNr">284 </span><span class="Comment">//: this test is actually illegal so can't call run</span>
<span id="L285" class="LineNr">285 </span><span class="Delimiter">:(scenarios transform)</span>
<span id="L286" class="LineNr">286 </span><span class="Delimiter">:(scenario transform_names_handles_containers)</span>
<span id="L287" class="LineNr">287 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L288" class="LineNr">288 </span>  <span class="Normal">a</span>:point<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>/unsafe
<span id="L289" class="LineNr">289 </span>  <span class="Normal">b</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>/unsafe
<span id="L290" class="LineNr">290 </span>]
<span id="L291" class="LineNr">291 </span><span class="traceContains">+name: assign a 1</span>
<span id="L292" class="LineNr">292 </span><span class="traceContains">+name: assign b 3</span>
<span id="L293" class="LineNr">293 </span>
<span id="L294" class="LineNr">294 </span><span class="SalientComment">//:: Support variant names for exclusive containers in 'maybe-convert'.</span>
<span id="L295" class="LineNr">295 </span>
<span id="L296" class="LineNr">296 </span><span class="Delimiter">:(scenarios run)</span>
<span id="L297" class="LineNr">297 </span><span class="Delimiter">:(scenario transform_names_handles_exclusive_containers)</span>
<span id="L298" class="LineNr">298 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L299" class="LineNr">299 </span>  <span class="Constant">12</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
<span id="L300" class="LineNr">300 </span>  <span class="Constant">13</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>
<span id="L301" class="LineNr">301 </span>  <span class="Constant">14</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">36</span>
<span id="L302" class="LineNr">302 </span>  <span class="Constant">20</span>:point<span class="Delimiter">,</span> <span class="Constant">22</span>:<span class="Normal">bool</span><span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-<span class="Normal">or</span>-point/unsafe<span class="Delimiter">,</span> <span class="Constant">p:variant</span>
<span id="L303" class="LineNr">303 </span>]
<span id="L304" class="LineNr">304 </span><span class="traceContains">+name: variant p of type number-or-point has tag 1</span>
<span id="L305" class="LineNr">305 </span><span class="traceContains">+mem: storing 1 in location 22</span>
<span id="L306" class="LineNr">306 </span><span class="traceContains">+mem: storing 35 in location 20</span>
<span id="L307" class="LineNr">307 </span><span class="traceContains">+mem: storing 36 in location 21</span>
<span id="L308" class="LineNr">308 </span>
<span id="L309" class="LineNr">309 </span><span class="Delimiter">:(before &quot;End transform_names(inst) Special-cases&quot;)</span>
<span id="L310" class="LineNr">310 </span><span class="Comment">// convert variant names of exclusive containers</span>
<span id="L311" class="LineNr">311 </span><span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name == <span class="Constant">&quot;maybe-convert&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L312" class="LineNr">312 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L313" class="LineNr">313 </span>  <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;exactly 2 ingredients expected in '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L197'>end</a><span class="Delimiter">();</span>
<span id="L314" class="LineNr">314 </span>  <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L315" class="LineNr">315 </span>  <span class="Delimiter">}</span>
<span id="L316" class="LineNr">316 </span>  assert<span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)));</span>
<span id="L317" class="LineNr">317 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">.</span>find_first_not_of<span class="Delimiter">(</span><span class="Constant">&quot;0123456789&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L318" class="LineNr">318 </span>  <span class="Conceal">¦</span> <span class="Comment">// since first non-address in base type must be an exclusive container, we don't have to canonize</span>
<span id="L319" class="LineNr">319 </span>  <span class="Conceal">¦</span> <a href='010vm.cc.html#L123'>type_ordinal</a> base_type = <a href='042name.cc.html#L120'>skip_addresses</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>type<span class="Delimiter">);</span>
<span id="L320" class="LineNr">320 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_type<span class="Delimiter">))</span> <span class="Delimiter">{</span>  <span class="Comment">// otherwise we'll raise an error elsewhere</span>
<span id="L321" class="LineNr">321 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span><a href='010vm.cc.html#L65'>set_value</a><span class="Delimiter">(</span><a href='042name.cc.html#L140'>find_element_name</a><span class="Delimiter">(</span>base_type<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">,</span> get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">));</span>
<span id="L322" class="LineNr">322 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9993</span><span class="Delimiter">,</span> <span class="Constant">&quot;name&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;variant &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot; of type &quot;</span> &lt;&lt; get<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_type<span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot; has tag &quot;</span> &lt;&lt; no_scientific<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>value<span class="Delimiter">)</span> &lt;&lt; <a href='003trace.cc.html#L197'>end</a><span class="Delimiter">();</span>
<span id="L323" class="LineNr">323 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L324" class="LineNr">324 </span>  <span class="Delimiter">}</span>
<span id="L325" class="LineNr">325 </span><span class="Delimiter">}</span>
<span id="L326" class="LineNr">326 </span>
<span id="L327" class="LineNr">327 </span><span class="Delimiter">:(scenario missing_type_in_maybe_convert)</span>
<span id="L328" class="LineNr">328 </span><span class="Special">% Hide_errors = true;</span>
<span id="L329" class="LineNr">329 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L330" class="LineNr">330 </span>  maybe-convert a<span class="Delimiter">,</span> <span class="Constant">x:variant</span>
<span id="L331" class="LineNr">331 </span>]
<span id="L332" class="LineNr">332 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: missing type for 'a' in 'maybe-convert a, x:variant'</span>
</pre>
</body>
</html>
<!-- vim: set foldmethod=manual : -->