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-rw-r--r--html/056shape_shifting_recipe.cc.html131
1 files changed, 67 insertions, 64 deletions
diff --git a/html/056shape_shifting_recipe.cc.html b/html/056shape_shifting_recipe.cc.html
index 498320b6..c7af3430 100644
--- a/html/056shape_shifting_recipe.cc.html
+++ b/html/056shape_shifting_recipe.cc.html
@@ -11,23 +11,25 @@
 <style type="text/css">
 <!--
 pre { white-space: pre-wrap; font-family: monospace; color: #aaaaaa; background-color: #080808; }
-body { font-size: 12pt; font-family: monospace; color: #aaaaaa; background-color: #080808; }
-a { color:#eeeeee; text-decoration: none; }
-a:hover { text-decoration: underline; }
-* { font-size: 12pt; font-size: 1em; }
-.LineNr { color: #444444; }
-.Delimiter { color: #800080; }
+body { font-size:12pt; font-family: monospace; color: #aaaaaa; background-color: #080808; }
+.subxS2Comment a { color:inherit; }
+.subxS1Comment a { color:inherit; }
+.subxComment a { color:inherit; }
+.subxH2Comment a { color:inherit; }
+.subxH1Comment a { color:inherit; }
+* { font-size:12pt; font-size: 1em; }
+.LineNr { color:#444444; }
+.Delimiter { color:#800080; }
 .Normal { color: #aaaaaa; background-color: #080808; padding-bottom: 1px; }
 .SalientComment { color: #00ffff; }
 .CommentedCode { color: #6c6c6c; }
 .muRecipe { color: #ff8700; }
-.Constant { color: #00a0a0; }
-.Special { color: #c00000; }
-.Identifier { color: #c0a020; }
+.Constant { color:#00a0a0; }
+.Special { color:#c00000; }
+.Identifier { color:#c0a020; }
 .traceContains { color: #008000; }
 .muData { color: #ffff00; }
-.Comment { color: #9090ff; }
-.Comment a { color:#0000ee; text-decoration:underline; }
+.Comment { color: #8080ff; }
 .cSpecial { color: #008000; }
 -->
 </style>
@@ -62,6 +64,7 @@ if ('onhashchange' in window) {
 </script>
 </head>
 <body onload='JumpToLine();'>
+<a href='https://github.com/akkartik/mu/blob/master/056shape_shifting_recipe.cc'>https://github.com/akkartik/mu/blob/master/056shape_shifting_recipe.cc</a>
 <pre id='vimCodeElement'>
 <span id="L1" class="LineNr">   1 </span><span class="SalientComment">//:: Like container definitions, recipes too can contain type parameters.</span>
 <span id="L2" class="LineNr">   2 </span>
@@ -96,11 +99,11 @@ if ('onhashchange' in window) {
 <span id="L31" class="LineNr">  31 </span>
 <span id="L32" class="LineNr">  32 </span><span class="Delimiter">:(before &quot;End Transform Checks&quot;)</span>
 <span id="L33" class="LineNr">  33 </span>r<span class="Delimiter">.</span>transformed_until = t<span class="Delimiter">;</span>
-<span id="L34" class="LineNr">  34 </span><span class="Normal">if</span> <span class="Delimiter">(</span>Transform<span class="Delimiter">.</span>at<span class="Delimiter">(</span>t<span class="Delimiter">)</span> != <span class="Normal">static_cast</span>&lt;transform_fn&gt;<span class="Delimiter">(</span>expand_type_abbreviations<span class="Delimiter">)</span> &amp;&amp; <a href='056shape_shifting_recipe.cc.html#L156'>any_type_ingredient_in_header</a><span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment"><a href='010vm.cc.html#L14'>recipe_ordinal</a></span><span class="Comment">*/</span>p<span class="Delimiter">-&gt;</span>first<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+<span id="L34" class="LineNr">  34 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special">Transform</span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>t<span class="Delimiter">)</span> != <span class="Normal">static_cast</span>&lt;transform_fn&gt;<span class="Delimiter">(</span>expand_type_abbreviations<span class="Delimiter">)</span> &amp;&amp; <a href='056shape_shifting_recipe.cc.html#L156'>any_type_ingredient_in_header</a><span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment"><a href='010vm.cc.html#L14'>recipe_ordinal</a></span><span class="Comment">*/</span>p<span class="Delimiter">-&gt;</span>first<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
 <span id="L35" class="LineNr">  35 </span>
 <span id="L36" class="LineNr">  36 </span><span class="Delimiter">:(after &quot;Running One Instruction&quot;)</span>
-<span id="L37" class="LineNr">  37 </span><span class="Normal">if</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>running_step_index == <span class="Constant">0</span>
-<span id="L38" class="LineNr">  38 </span>    &amp;&amp; <a href='056shape_shifting_recipe.cc.html#L156'>any_type_ingredient_in_header</a><span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>running_recipe<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+<span id="L37" class="LineNr">  37 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special">Current_routine</span><span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>running_step_index == <span class="Constant">0</span>
+<span id="L38" class="LineNr">  38 </span>    &amp;&amp; <a href='056shape_shifting_recipe.cc.html#L156'>any_type_ingredient_in_header</a><span class="Delimiter">(</span><span class="Special">Current_routine</span><span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>running_recipe<span class="Delimiter">))</span> <span class="Delimiter">{</span>
 <span id="L39" class="LineNr">  39 </span><span class="CommentedCode">//?   DUMP(&quot;&quot;);</span>
 <span id="L40" class="LineNr">  40 </span>  <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <span class="Constant">&quot;ran into unspecialized shape-shifting <a href='010vm.cc.html#L19'>recipe</a> &quot;</span> &lt;&lt; <a href='026call.cc.html#L87'>current_recipe_name</a><span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L41" class="LineNr">  41 </span><span class="CommentedCode">//?   exit(0);</span>
@@ -115,7 +118,7 @@ if ('onhashchange' in window) {
 <span id="L50" class="LineNr">  50 </span>candidates = <a href='056shape_shifting_recipe.cc.html#L73'>strictly_matching_shape_shifting_variants</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> variants<span class="Delimiter">);</span>
 <span id="L51" class="LineNr">  51 </span><span class="Normal">if</span> <span class="Delimiter">(</span>!candidates<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
 <span id="L52" class="LineNr">  52 </span>  <a href='010vm.cc.html#L14'>recipe_ordinal</a> exemplar = <a href='056shape_shifting_recipe.cc.html#L106'>best_shape_shifting_variant</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> candidates<span class="Delimiter">);</span>
-<span id="L53" class="LineNr">  53 </span>  <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">9992</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;found variant to specialize: &quot;</span> &lt;&lt; exemplar &lt;&lt; <span class="Constant">' '</span> &lt;&lt; get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> exemplar<span class="Delimiter">).</span>name &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
+<span id="L53" class="LineNr">  53 </span>  <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">9992</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;found variant to specialize: &quot;</span> &lt;&lt; exemplar &lt;&lt; <span class="Constant">' '</span> &lt;&lt; get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> exemplar<span class="Delimiter">).</span>name &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L54" class="LineNr">  54 </span>  string new_recipe_name = <a href='056shape_shifting_recipe.cc.html#L241'>insert_new_variant</a><span class="Delimiter">(</span>exemplar<span class="Delimiter">,</span> inst<span class="Delimiter">,</span> caller_recipe<span class="Delimiter">);</span>
 <span id="L55" class="LineNr">  55 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>new_recipe_name != <span class="Constant">&quot;&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span id="L56" class="LineNr">  56 </span>    <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">9992</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;new specialization: &quot;</span> &lt;&lt; new_recipe_name &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
@@ -127,9 +130,9 @@ if ('onhashchange' in window) {
 <span id="L62" class="LineNr">  62 </span><span class="Comment">//: recipes can be called</span>
 <span id="L63" class="LineNr">  63 </span>
 <span id="L64" class="LineNr">  64 </span><span class="Delimiter">:(before &quot;End Instruction Operation Checks&quot;)</span>
-<span id="L65" class="LineNr">  65 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L226'>contains_key</a><span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>operation<span class="Delimiter">)</span> &amp;&amp; !is_primitive<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation<span class="Delimiter">)</span>
+<span id="L65" class="LineNr">  65 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L226'>contains_key</a><span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> inst<span class="Delimiter">.</span>operation<span class="Delimiter">)</span> &amp;&amp; !is_primitive<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation<span class="Delimiter">)</span>
 <span id="L66" class="LineNr">  66 </span>    &amp;&amp; <a href='056shape_shifting_recipe.cc.html#L156'>any_type_ingredient_in_header</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-<span id="L67" class="LineNr">  67 </span>  <a href='003trace.cc.html#L196'>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;instruction '&quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;' has no valid specialization</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
+<span id="L67" class="LineNr">  67 </span>  <a href='003trace.cc.html#L196'>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;instruction '&quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;' has no valid specialization\n&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L68" class="LineNr">  68 </span>  <span class="Identifier">return</span><span class="Delimiter">;</span>
 <span id="L69" class="LineNr">  69 </span><span class="Delimiter">}</span>
 <span id="L70" class="LineNr">  70 </span>
@@ -140,7 +143,7 @@ if ('onhashchange' in window) {
 <span id="L75" class="LineNr">  75 </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>variants<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span id="L76" class="LineNr">  76 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>variants<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == -<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
 <span id="L77" class="LineNr">  77 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>!any_type_ingredient_in_header<span class="Delimiter">(</span>variants<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-<span id="L78" class="LineNr">  78 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>!all_concrete_header_reagents_strictly_match<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> variants<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+<span id="L78" class="LineNr">  78 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>!all_concrete_header_reagents_strictly_match<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> variants<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
 <span id="L79" class="LineNr">  79 </span>    result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>variants<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
 <span id="L80" class="LineNr">  80 </span>  <span class="Delimiter">}</span>
 <span id="L81" class="LineNr">  81 </span>  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
@@ -182,10 +185,10 @@ if ('onhashchange' in window) {
 <span id="L117" class="LineNr"> 117 </span><span class="CommentedCode">//?   cerr &lt;&lt; &quot;C picking shape-shifting variant:\n&quot;;</span>
 <span id="L118" class="LineNr"> 118 </span>  vector&lt;recipe_ordinal&gt; result3 = <a href='056shape_shifting_recipe.cc.html#L128'>keep_max</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> result2<span class="Delimiter">,</span> number_of_type_ingredients<span class="Delimiter">);</span>
 <span id="L119" class="LineNr"> 119 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>result3<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L120" class="LineNr"> 120 </span>    <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">Couldn't decide the best shape-shifting variant for instruction '&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; end<span class="Delimiter">();</span>
-<span id="L121" class="LineNr"> 121 </span>    cerr &lt;&lt; <span class="Constant">&quot;This is a hole in Mu. Please copy the following candidates into an email to Kartik Agaram &lt;mu@akkartik.com&gt;</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
+<span id="L120" class="LineNr"> 120 </span>    <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <span class="Constant">&quot;\nCouldn't decide the best shape-shifting variant for instruction '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;'\n&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+<span id="L121" class="LineNr"> 121 </span>    cerr &lt;&lt; <span class="Constant">&quot;This is a hole in Mu. Please copy the following candidates into an email to Kartik Agaram &lt;mu@akkartik.com&gt;\n&quot;</span><span class="Delimiter">;</span>
 <span id="L122" class="LineNr"> 122 </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>candidates<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span>
-<span id="L123" class="LineNr"> 123 </span>      cerr &lt;&lt; <span class="Constant">&quot;  &quot;</span> &lt;&lt; header_label<span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> candidates<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
+<span id="L123" class="LineNr"> 123 </span>      cerr &lt;&lt; <span class="Constant">&quot;  &quot;</span> &lt;&lt; header_label<span class="Delimiter">(</span>get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> candidates<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
 <span id="L124" class="LineNr"> 124 </span>  <span class="Delimiter">}</span>
 <span id="L125" class="LineNr"> 125 </span>  <span class="Identifier">return</span> result3<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
 <span id="L126" class="LineNr"> 126 </span><span class="Delimiter">}</span>
@@ -213,13 +216,13 @@ if ('onhashchange' in window) {
 <span id="L148" class="LineNr"> 148 </span><span class="Delimiter">}</span>
 <span id="L149" class="LineNr"> 149 </span>
 <span id="L150" class="LineNr"> 150 </span><span class="Normal">int</span> <a href='056shape_shifting_recipe.cc.html#L150'>arity_fit</a><span class="Delimiter">(</span><span class="Normal">const</span> instruction&amp; inst<span class="Delimiter">,</span> <a href='010vm.cc.html#L14'>recipe_ordinal</a> candidate<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L151" class="LineNr"> 151 </span>  <span class="Normal">const</span> recipe&amp; r = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> candidate<span class="Delimiter">);</span>
+<span id="L151" class="LineNr"> 151 </span>  <span class="Normal">const</span> recipe&amp; r = get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> candidate<span class="Delimiter">);</span>
 <span id="L152" class="LineNr"> 152 </span>  <span class="Identifier">return</span> <span class="Delimiter">(</span><a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">)</span> - <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>r<span class="Delimiter">.</span>products<span class="Delimiter">))</span>
 <span id="L153" class="LineNr"> 153 </span>       + <span class="Delimiter">(</span><a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>r<span class="Delimiter">.</span>ingredients<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 id="L154" class="LineNr"> 154 </span><span class="Delimiter">}</span>
 <span id="L155" class="LineNr"> 155 </span>
 <span id="L156" class="LineNr"> 156 </span><span class="Normal">bool</span> <a href='056shape_shifting_recipe.cc.html#L156'>any_type_ingredient_in_header</a><span class="Delimiter">(</span><a href='010vm.cc.html#L14'>recipe_ordinal</a> variant<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L157" class="LineNr"> 157 </span>  <span class="Normal">const</span> recipe&amp; caller = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> variant<span class="Delimiter">);</span>
+<span id="L157" class="LineNr"> 157 </span>  <span class="Normal">const</span> recipe&amp; caller = get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> variant<span class="Delimiter">);</span>
 <span id="L158" class="LineNr"> 158 </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>ingredients<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span id="L159" class="LineNr"> 159 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>contains_type_ingredient_name<span class="Delimiter">(</span>caller<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span>
 <span id="L160" class="LineNr"> 160 </span>      <span class="Identifier">return</span><span class="Constant"> true</span><span class="Delimiter">;</span>
@@ -250,9 +253,9 @@ if ('onhashchange' in window) {
 <span id="L185" class="LineNr"> 185 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>from<span class="Delimiter">-&gt;</span>atom != to<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="L186" class="LineNr"> 186 </span>  <span class="Comment">// both from and to are atoms</span>
 <span id="L187" class="LineNr"> 187 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>from<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;literal&quot;</span><span class="Delimiter">)</span>
-<span id="L188" class="LineNr"> 188 </span>    <span class="Identifier">return</span> Literal_type_names<span class="Delimiter">.</span>find<span class="Delimiter">(</span>to<span class="Delimiter">-&gt;</span>name<span class="Delimiter">)</span> != Literal_type_names<span class="Delimiter">.</span><a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
+<span id="L188" class="LineNr"> 188 </span>    <span class="Identifier">return</span> <span class="Special">Literal_type_names</span><span class="Delimiter">.</span>find<span class="Delimiter">(</span>to<span class="Delimiter">-&gt;</span>name<span class="Delimiter">)</span> != <span class="Special">Literal_type_names</span><span class="Delimiter">.</span><a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L189" class="LineNr"> 189 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>to<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;literal&quot;</span><span class="Delimiter">)</span>
-<span id="L190" class="LineNr"> 190 </span>    <span class="Identifier">return</span> Literal_type_names<span class="Delimiter">.</span>find<span class="Delimiter">(</span>from<span class="Delimiter">-&gt;</span>name<span class="Delimiter">)</span> != Literal_type_names<span class="Delimiter">.</span><a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
+<span id="L190" class="LineNr"> 190 </span>    <span class="Identifier">return</span> <span class="Special">Literal_type_names</span><span class="Delimiter">.</span>find<span class="Delimiter">(</span>from<span class="Delimiter">-&gt;</span>name<span class="Delimiter">)</span> != <span class="Special">Literal_type_names</span><span class="Delimiter">.</span><a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L191" class="LineNr"> 191 </span>  <span class="Identifier">return</span> to<span class="Delimiter">-&gt;</span>name == from<span class="Delimiter">-&gt;</span>name<span class="Delimiter">;</span>
 <span id="L192" class="LineNr"> 192 </span><span class="Delimiter">}</span>
 <span id="L193" class="LineNr"> 193 </span>
@@ -267,7 +270,7 @@ if ('onhashchange' in window) {
 <span id="L202" class="LineNr"> 202 </span><span class="Delimiter">}</span>
 <span id="L203" class="LineNr"> 203 </span>
 <span id="L204" class="LineNr"> 204 </span><span class="Normal">int</span> number_of_concrete_type_names<span class="Delimiter">(</span><span class="Normal">const</span> instruction&amp; <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">,</span> <a href='010vm.cc.html#L14'>recipe_ordinal</a> r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L205" class="LineNr"> 205 </span>  <span class="Normal">const</span> recipe&amp; caller = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">);</span>
+<span id="L205" class="LineNr"> 205 </span>  <span class="Normal">const</span> recipe&amp; caller = get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> r<span class="Delimiter">);</span>
 <span id="L206" class="LineNr"> 206 </span>  <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span id="L207" class="LineNr"> 207 </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>ingredients<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span>
 <span id="L208" class="LineNr"> 208 </span>    result += number_of_concrete_type_names<span class="Delimiter">(</span>caller<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>type<span class="Delimiter">);</span>
@@ -285,7 +288,7 @@ if ('onhashchange' in window) {
 <span id="L220" class="LineNr"> 220 </span><span class="Delimiter">}</span>
 <span id="L221" class="LineNr"> 221 </span>
 <span id="L222" class="LineNr"> 222 </span><span class="Normal">int</span> number_of_type_ingredients<span class="Delimiter">(</span><span class="Normal">const</span> instruction&amp; <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">,</span> <a href='010vm.cc.html#L14'>recipe_ordinal</a> r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L223" class="LineNr"> 223 </span>  <span class="Normal">const</span> recipe&amp; caller = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">);</span>
+<span id="L223" class="LineNr"> 223 </span>  <span class="Normal">const</span> recipe&amp; caller = get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> r<span class="Delimiter">);</span>
 <span id="L224" class="LineNr"> 224 </span>  <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span id="L225" class="LineNr"> 225 </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>ingredients<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span>
 <span id="L226" class="LineNr"> 226 </span>    result += number_of_type_ingredients<span class="Delimiter">(</span>caller<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>type<span class="Delimiter">);</span>
@@ -305,13 +308,13 @@ if ('onhashchange' in window) {
 <span id="L240" class="LineNr"> 240 </span><span class="Comment">// returns name of new variant</span>
 <span id="L241" class="LineNr"> 241 </span>string <a href='056shape_shifting_recipe.cc.html#L241'>insert_new_variant</a><span class="Delimiter">(</span><a href='010vm.cc.html#L14'>recipe_ordinal</a> exemplar<span class="Delimiter">,</span> <span class="Normal">const</span> instruction&amp; inst<span class="Delimiter">,</span> <span class="Normal">const</span> recipe&amp; caller_recipe<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span id="L242" class="LineNr"> 242 </span>  string new_name = <a href='054static_dispatch.cc.html#L111'>next_unused_recipe_name</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">);</span>
-<span id="L243" class="LineNr"> 243 </span>  assert<span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> new_name<span class="Delimiter">));</span>
-<span id="L244" class="LineNr"> 244 </span>  <a href='010vm.cc.html#L14'>recipe_ordinal</a> new_recipe_ordinal = <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> new_name<span class="Delimiter">,</span> Next_recipe_ordinal++<span class="Delimiter">);</span>
+<span id="L243" class="LineNr"> 243 </span>  assert<span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special">Recipe_ordinal</span><span class="Delimiter">,</span> new_name<span class="Delimiter">));</span>
+<span id="L244" class="LineNr"> 244 </span>  <a href='010vm.cc.html#L14'>recipe_ordinal</a> new_recipe_ordinal = <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span><span class="Special">Recipe_ordinal</span><span class="Delimiter">,</span> new_name<span class="Delimiter">,</span> <span class="Special">Next_recipe_ordinal</span>++<span class="Delimiter">);</span>
 <span id="L245" class="LineNr"> 245 </span>  <span class="Comment">// make a copy</span>
-<span id="L246" class="LineNr"> 246 </span>  assert<span class="Delimiter">(</span><a href='001help.cc.html#L226'>contains_key</a><span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> exemplar<span class="Delimiter">));</span>
-<span id="L247" class="LineNr"> 247 </span>  assert<span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> new_recipe_ordinal<span class="Delimiter">));</span>
-<span id="L248" class="LineNr"> 248 </span>  <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> new_recipe_ordinal<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> exemplar<span class="Delimiter">));</span>
-<span id="L249" class="LineNr"> 249 </span>  recipe&amp; new_recipe = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> new_recipe_ordinal<span class="Delimiter">);</span>
+<span id="L246" class="LineNr"> 246 </span>  assert<span class="Delimiter">(</span><a href='001help.cc.html#L226'>contains_key</a><span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> exemplar<span class="Delimiter">));</span>
+<span id="L247" class="LineNr"> 247 </span>  assert<span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> new_recipe_ordinal<span class="Delimiter">));</span>
+<span id="L248" class="LineNr"> 248 </span>  <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> new_recipe_ordinal<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span>get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> exemplar<span class="Delimiter">));</span>
+<span id="L249" class="LineNr"> 249 </span>  recipe&amp; new_recipe = get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> new_recipe_ordinal<span class="Delimiter">);</span>
 <span id="L250" class="LineNr"> 250 </span>  new_recipe<span class="Delimiter">.</span>name = new_name<span class="Delimiter">;</span>
 <span id="L251" class="LineNr"> 251 </span>  new_recipe<span class="Delimiter">.</span>ordinal = new_recipe_ordinal<span class="Delimiter">;</span>
 <span id="L252" class="LineNr"> 252 </span>  new_recipe<span class="Delimiter">.</span>is_autogenerated =<span class="Constant"> true</span><span class="Delimiter">;</span>
@@ -320,9 +323,9 @@ if ('onhashchange' in window) {
 <span id="L255" class="LineNr"> 255 </span>  <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">9992</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;transforming new specialization: &quot;</span> &lt;&lt; new_recipe<span class="Delimiter">.</span>name &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L256" class="LineNr"> 256 </span>  <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">9992</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; new_recipe<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: performing transforms until check_or_set_types_by_name&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L257" class="LineNr"> 257 </span>  <span class="Normal">int</span> transform_index = <span class="Constant">0</span><span class="Delimiter">;</span>
-<span id="L258" class="LineNr"> 258 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span>transform_index = <span class="Constant">0</span><span class="Delimiter">;</span>  transform_index &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>Transform<span class="Delimiter">);</span>  ++transform_index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L259" class="LineNr"> 259 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>Transform<span class="Delimiter">.</span>at<span class="Delimiter">(</span>transform_index<span class="Delimiter">)</span> == <a href='046check_type_by_name.cc.html#L35'>check_or_set_types_by_name</a><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
-<span id="L260" class="LineNr"> 260 </span>    <span class="Delimiter">(</span>*Transform<span class="Delimiter">.</span>at<span class="Delimiter">(</span>transform_index<span class="Delimiter">))(</span>new_recipe_ordinal<span class="Delimiter">);</span>
+<span id="L258" class="LineNr"> 258 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span>transform_index = <span class="Constant">0</span><span class="Delimiter">;</span>  transform_index &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span><span class="Special">Transform</span><span class="Delimiter">);</span>  ++transform_index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L259" class="LineNr"> 259 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special">Transform</span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>transform_index<span class="Delimiter">)</span> == <a href='046check_type_by_name.cc.html#L35'>check_or_set_types_by_name</a><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span id="L260" class="LineNr"> 260 </span>    <span class="Delimiter">(</span>*<span class="Special">Transform</span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>transform_index<span class="Delimiter">))(</span>new_recipe_ordinal<span class="Delimiter">);</span>
 <span id="L261" class="LineNr"> 261 </span>  <span class="Delimiter">}</span>
 <span id="L262" class="LineNr"> 262 </span>  new_recipe<span class="Delimiter">.</span>transformed_until = transform_index-<span class="Constant">1</span><span class="Delimiter">;</span>
 <span id="L263" class="LineNr"> 263 </span>
@@ -334,21 +337,21 @@ if ('onhashchange' in window) {
 <span id="L269" class="LineNr"> 269 </span>  <span class="Delimiter">{</span>
 <span id="L270" class="LineNr"> 270 </span>    map&lt;string<span class="Delimiter">,</span> <span class="Normal">const</span> type_tree*&gt; mappings<span class="Delimiter">;</span>
 <span id="L271" class="LineNr"> 271 </span>    <span class="Normal">bool</span> error =<span class="Constant"> false</span><span class="Delimiter">;</span>
-<span id="L272" class="LineNr"> 272 </span>    <a href='056shape_shifting_recipe.cc.html#L328'>compute_type_ingredient_mappings</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> exemplar<span class="Delimiter">),</span> inst<span class="Delimiter">,</span> mappings<span class="Delimiter">,</span> caller_recipe<span class="Delimiter">,</span> &amp;error<span class="Delimiter">);</span>
+<span id="L272" class="LineNr"> 272 </span>    <a href='056shape_shifting_recipe.cc.html#L328'>compute_type_ingredient_mappings</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> exemplar<span class="Delimiter">),</span> inst<span class="Delimiter">,</span> mappings<span class="Delimiter">,</span> caller_recipe<span class="Delimiter">,</span> &amp;error<span class="Delimiter">);</span>
 <span id="L273" class="LineNr"> 273 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>!error<span class="Delimiter">)</span> error = <span class="Delimiter">(</span><a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>mappings<span class="Delimiter">)</span> != <a href='056shape_shifting_recipe.cc.html#L466'>type_ingredient_count_in_header</a><span class="Delimiter">(</span>exemplar<span class="Delimiter">));</span>
 <span id="L274" class="LineNr"> 274 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>!error<span class="Delimiter">)</span> replace_type_ingredients<span class="Delimiter">(</span>new_recipe<span class="Delimiter">,</span> mappings<span class="Delimiter">);</span>
 <span id="L275" class="LineNr"> 275 </span>    <span class="Normal">for</span> <span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> <span class="Normal">const</span> type_tree*&gt;::iterator p = mappings<span class="Delimiter">.</span>begin<span class="Delimiter">();</span>  p != mappings<span class="Delimiter">.</span><a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>  ++p<span class="Delimiter">)</span>
 <span id="L276" class="LineNr"> 276 </span>      <span class="Normal">delete</span> p<span class="Delimiter">-&gt;</span>second<span class="Delimiter">;</span>
 <span id="L277" class="LineNr"> 277 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>error<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
 <span id="L278" class="LineNr"> 278 </span>  <span class="Delimiter">}</span>
-<span id="L279" class="LineNr"> 279 </span>  ensure_all_concrete_types<span class="Delimiter">(</span>new_recipe<span class="Delimiter">,</span> get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> exemplar<span class="Delimiter">));</span>
+<span id="L279" class="LineNr"> 279 </span>  ensure_all_concrete_types<span class="Delimiter">(</span>new_recipe<span class="Delimiter">,</span> get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> exemplar<span class="Delimiter">));</span>
 <span id="L280" class="LineNr"> 280 </span>
 <span id="L281" class="LineNr"> 281 </span>  <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">9992</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; new_recipe<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: recording the new variant before recursively calling resolve_ambiguous_calls&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
-<span id="L282" class="LineNr"> 282 </span>  get<span class="Delimiter">(</span>Recipe_variants<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>name<span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>new_recipe_ordinal<span class="Delimiter">);</span>
+<span id="L282" class="LineNr"> 282 </span>  get<span class="Delimiter">(</span><span class="Special">Recipe_variants</span><span class="Delimiter">,</span> inst<span class="Delimiter">.</span>name<span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>new_recipe_ordinal<span class="Delimiter">);</span>
 <span id="L283" class="LineNr"> 283 </span>  <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">9992</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; new_recipe<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: performing remaining transforms (including resolve_ambiguous_calls)&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
-<span id="L284" class="LineNr"> 284 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">nada</span><span class="Comment">*/</span><span class="Delimiter">;</span>  transform_index &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>Transform<span class="Delimiter">);</span>  ++transform_index<span class="Delimiter">)</span>
-<span id="L285" class="LineNr"> 285 </span>    <span class="Delimiter">(</span>*Transform<span class="Delimiter">.</span>at<span class="Delimiter">(</span>transform_index<span class="Delimiter">))(</span>new_recipe_ordinal<span class="Delimiter">);</span>
-<span id="L286" class="LineNr"> 286 </span>  new_recipe<span class="Delimiter">.</span>transformed_until = <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>Transform<span class="Delimiter">)</span>-<span class="Constant">1</span><span class="Delimiter">;</span>
+<span id="L284" class="LineNr"> 284 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">nada</span><span class="Comment">*/</span><span class="Delimiter">;</span>  transform_index &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span><span class="Special">Transform</span><span class="Delimiter">);</span>  ++transform_index<span class="Delimiter">)</span>
+<span id="L285" class="LineNr"> 285 </span>    <span class="Delimiter">(</span>*<span class="Special">Transform</span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>transform_index<span class="Delimiter">))(</span>new_recipe_ordinal<span class="Delimiter">);</span>
+<span id="L286" class="LineNr"> 286 </span>  new_recipe<span class="Delimiter">.</span>transformed_until = <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span><span class="Special">Transform</span><span class="Delimiter">)</span>-<span class="Constant">1</span><span class="Delimiter">;</span>
 <span id="L287" class="LineNr"> 287 </span>  <span class="Identifier">return</span> new_recipe<span class="Delimiter">.</span>name<span class="Delimiter">;</span>
 <span id="L288" class="LineNr"> 288 </span><span class="Delimiter">}</span>
 <span id="L289" class="LineNr"> 289 </span>
@@ -381,7 +384,7 @@ if ('onhashchange' in window) {
 <span id="L316" class="LineNr"> 316 </span>  <span class="Comment">// We've found it useful in the past for tracking down bugs in</span>
 <span id="L317" class="LineNr"> 317 </span>  <span class="Comment">// specialization.</span>
 <span id="L318" class="LineNr"> 318 </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="L319" class="LineNr"> 319 </span>    <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>variant<span class="Delimiter">.</span>original_name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;unknown type for '&quot;</span> &lt;&lt; x<span class="Delimiter">.</span>original_string &lt;&lt; <span class="Constant">&quot;'&quot;</span> &lt;&lt; context &lt;&lt; <span class="Constant">&quot; (check the name for typos)</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
+<span id="L319" class="LineNr"> 319 </span>    <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>variant<span class="Delimiter">.</span>original_name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;unknown type for '&quot;</span> &lt;&lt; x<span class="Delimiter">.</span>original_string &lt;&lt; <span class="Constant">&quot;'&quot;</span> &lt;&lt; context &lt;&lt; <span class="Constant">&quot; (check the name for typos)\n&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L320" class="LineNr"> 320 </span>    <span class="Identifier">return</span><span class="Delimiter">;</span>
 <span id="L321" class="LineNr"> 321 </span>  <span class="Delimiter">}</span>
 <span id="L322" class="LineNr"> 322 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L226'>contains_key</a><span class="Delimiter">(</span>type<span class="Delimiter">,</span> x<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
@@ -420,7 +423,7 @@ if ('onhashchange' in window) {
 <span id="L355" class="LineNr"> 355 </span>    <span class="Comment">// probably a bug in mu</span>
 <span id="L356" class="LineNr"> 356 </span>    <span class="Comment">// todo: make this smarter; only flag an error if exemplar_type contains some *new* type ingredient</span>
 <span id="L357" class="LineNr"> 357 </span>    <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>exemplar<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;missing type ingredient for &quot;</span> &lt;&lt; exemplar_reagent<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
-<span id="L358" class="LineNr"> 358 </span>    <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <span class="Constant">&quot;  (called from '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>call_instruction<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#L225'>end</a><span class="Delimiter">();</span>
+<span id="L358" class="LineNr"> 358 </span>    <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <span class="Constant">&quot;  (called from '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>call_instruction<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;')\n&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L359" class="LineNr"> 359 </span>    <span class="Identifier">return</span><span class="Delimiter">;</span>
 <span id="L360" class="LineNr"> 360 </span>  <span class="Delimiter">}</span>
 <span id="L361" class="LineNr"> 361 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!exemplar_type<span class="Delimiter">-&gt;</span>atom &amp;&amp; exemplar_type<span class="Delimiter">-&gt;</span>right == <span class="Constant">NULL</span> &amp;&amp; !refinement_type<span class="Delimiter">-&gt;</span>atom &amp;&amp; refinement_type<span class="Delimiter">-&gt;</span>right != <span class="Constant">NULL</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
@@ -442,7 +445,7 @@ if ('onhashchange' in window) {
 <span id="L377" class="LineNr"> 377 </span>      <span class="Delimiter">}</span>
 <span id="L378" class="LineNr"> 378 </span>      <span class="Normal">else</span> <span class="Delimiter">{</span>
 <span id="L379" class="LineNr"> 379 </span>        <span class="Normal">if</span> <span class="Delimiter">(</span>!deeply_equal_type_names<span class="Delimiter">(</span>get<span class="Delimiter">(</span>mappings<span class="Delimiter">,</span> exemplar_type<span class="Delimiter">-&gt;</span>name<span class="Delimiter">),</span> curr_refinement_type<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-<span id="L380" class="LineNr"> 380 </span>          <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller_recipe<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;no call found for '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>call_instruction<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#L225'>end</a><span class="Delimiter">();</span>
+<span id="L380" class="LineNr"> 380 </span>          <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller_recipe<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;no call found for '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>call_instruction<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;'\n&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L381" class="LineNr"> 381 </span>          *error =<span class="Constant"> true</span><span class="Delimiter">;</span>
 <span id="L382" class="LineNr"> 382 </span>          <span class="Normal">delete</span> curr_refinement_type<span class="Delimiter">;</span>
 <span id="L383" class="LineNr"> 383 </span>          <span class="Identifier">return</span><span class="Delimiter">;</span>
@@ -492,7 +495,7 @@ if ('onhashchange' in window) {
 <span id="L427" class="LineNr"> 427 </span>  string before = <a href='028call_return.cc.html#L163'>to_string</a><span class="Delimiter">(</span>x<span class="Delimiter">);</span>
 <span id="L428" class="LineNr"> 428 </span>  <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">9993</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;replacing in ingredient &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>original_string &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L429" class="LineNr"> 429 </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="L430" class="LineNr"> 430 </span>    <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <span class="Constant">&quot;specializing &quot;</span> &lt;&lt; caller<span class="Delimiter">.</span>original_name &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;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
+<span id="L430" class="LineNr"> 430 </span>    <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <span class="Constant">&quot;specializing &quot;</span> &lt;&lt; caller<span class="Delimiter">.</span>original_name &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;'\n&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L431" class="LineNr"> 431 </span>    <span class="Identifier">return</span><span class="Delimiter">;</span>
 <span id="L432" class="LineNr"> 432 </span>  <span class="Delimiter">}</span>
 <span id="L433" class="LineNr"> 433 </span>  replace_type_ingredients<span class="Delimiter">(</span>x<span class="Delimiter">.</span>type<span class="Delimiter">,</span> mappings<span class="Delimiter">);</span>
@@ -509,19 +512,19 @@ if ('onhashchange' in window) {
 <span id="L444" class="LineNr"> 444 </span>    replace_type_ingredients<span class="Delimiter">(</span>type<span class="Delimiter">-&gt;</span>right<span class="Delimiter">,</span> mappings<span class="Delimiter">);</span>
 <span id="L445" class="LineNr"> 445 </span>    <span class="Identifier">return</span><span class="Delimiter">;</span>
 <span id="L446" class="LineNr"> 446 </span>  <span class="Delimiter">}</span>
-<span id="L447" class="LineNr"> 447 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L226'>contains_key</a><span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">,</span> type<span class="Delimiter">-&gt;</span>name<span class="Delimiter">))</span>  <span class="Comment">// todo: ugly side effect</span>
-<span id="L448" class="LineNr"> 448 </span>    type<span class="Delimiter">-&gt;</span>value = get<span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">,</span> type<span class="Delimiter">-&gt;</span>name<span class="Delimiter">);</span>
+<span id="L447" class="LineNr"> 447 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L226'>contains_key</a><span class="Delimiter">(</span><span class="Special">Type_ordinal</span><span class="Delimiter">,</span> type<span class="Delimiter">-&gt;</span>name<span class="Delimiter">))</span>  <span class="Comment">// todo: ugly side effect</span>
+<span id="L448" class="LineNr"> 448 </span>    type<span class="Delimiter">-&gt;</span>value = get<span class="Delimiter">(</span><span class="Special">Type_ordinal</span><span class="Delimiter">,</span> type<span class="Delimiter">-&gt;</span>name<span class="Delimiter">);</span>
 <span id="L449" class="LineNr"> 449 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>mappings<span class="Delimiter">,</span> type<span class="Delimiter">-&gt;</span>name<span class="Delimiter">))</span>
 <span id="L450" class="LineNr"> 450 </span>    <span class="Identifier">return</span><span class="Delimiter">;</span>
 <span id="L451" class="LineNr"> 451 </span>  <span class="Normal">const</span> type_tree* replacement = get<span class="Delimiter">(</span>mappings<span class="Delimiter">,</span> type<span class="Delimiter">-&gt;</span>name<span class="Delimiter">);</span>
 <span id="L452" class="LineNr"> 452 </span>  <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">9993</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; type<span class="Delimiter">-&gt;</span>name &lt;&lt; <span class="Constant">&quot; =&gt; &quot;</span> &lt;&lt; names_to_string<span class="Delimiter">(</span>replacement<span class="Delimiter">)</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
 <span id="L453" class="LineNr"> 453 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>replacement<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L454" class="LineNr"> 454 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">,</span> replacement<span class="Delimiter">-&gt;</span>name<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+<span id="L454" class="LineNr"> 454 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special">Type_ordinal</span><span class="Delimiter">,</span> replacement<span class="Delimiter">-&gt;</span>name<span class="Delimiter">))</span> <span class="Delimiter">{</span>
 <span id="L455" class="LineNr"> 455 </span>      <span class="Comment">// error in program; should be reported elsewhere</span>
 <span id="L456" class="LineNr"> 456 </span>      <span class="Identifier">return</span><span class="Delimiter">;</span>
 <span id="L457" class="LineNr"> 457 </span>    <span class="Delimiter">}</span>
 <span id="L458" class="LineNr"> 458 </span>    type<span class="Delimiter">-&gt;</span>name = <span class="Delimiter">(</span>replacement<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;literal&quot;</span><span class="Delimiter">)</span> ? <span class="Constant">&quot;number&quot;</span> : replacement<span class="Delimiter">-&gt;</span>name<span class="Delimiter">;</span>
-<span id="L459" class="LineNr"> 459 </span>    type<span class="Delimiter">-&gt;</span>value = get<span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">,</span> type<span class="Delimiter">-&gt;</span>name<span class="Delimiter">);</span>
+<span id="L459" class="LineNr"> 459 </span>    type<span class="Delimiter">-&gt;</span>value = get<span class="Delimiter">(</span><span class="Special">Type_ordinal</span><span class="Delimiter">,</span> type<span class="Delimiter">-&gt;</span>name<span class="Delimiter">);</span>
 <span id="L460" class="LineNr"> 460 </span>  <span class="Delimiter">}</span>
 <span id="L461" class="LineNr"> 461 </span>  <span class="Normal">else</span> <span class="Delimiter">{</span>
 <span id="L462" class="LineNr"> 462 </span>    *type = *replacement<span class="Delimiter">;</span>
@@ -529,7 +532,7 @@ if ('onhashchange' in window) {
 <span id="L464" class="LineNr"> 464 </span><span class="Delimiter">}</span>
 <span id="L465" class="LineNr"> 465 </span>
 <span id="L466" class="LineNr"> 466 </span><span class="Normal">int</span> <a href='056shape_shifting_recipe.cc.html#L466'>type_ingredient_count_in_header</a><span class="Delimiter">(</span><a href='010vm.cc.html#L14'>recipe_ordinal</a> variant<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L467" class="LineNr"> 467 </span>  <span class="Normal">const</span> recipe&amp; caller = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> variant<span class="Delimiter">);</span>
+<span id="L467" class="LineNr"> 467 </span>  <span class="Normal">const</span> recipe&amp; caller = get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> variant<span class="Delimiter">);</span>
 <span id="L468" class="LineNr"> 468 </span>  set&lt;string&gt; type_ingredients<span class="Delimiter">;</span>
 <span id="L469" class="LineNr"> 469 </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>ingredients<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span>
 <span id="L470" class="LineNr"> 470 </span>    accumulate_type_ingredients<span class="Delimiter">(</span>caller<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>type<span class="Delimiter">,</span> type_ingredients<span class="Delimiter">);</span>
@@ -736,21 +739,21 @@ if ('onhashchange' in window) {
 <span id="L671" class="LineNr"> 671 </span><span class="Comment">// this one needs a little more fine-grained control</span>
 <span id="L672" class="LineNr"> 672 </span><span class="Normal">void</span> <a href='056shape_shifting_recipe.cc.html#L672'>test_shape_shifting_new_ingredient_does_not_pollute_global_namespace</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
 <span id="L673" class="LineNr"> 673 </span>  <span class="Comment">// if you specialize a shape-shifting recipe that allocates a type-ingredient..</span>
-<span id="L674" class="LineNr"> 674 </span>  <a href='012transform.cc.html#L99'>transform</a><span class="Delimiter">(</span><span class="Constant">&quot;def barz x:_elem [</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L675" class="LineNr"> 675 </span>            <span class="Constant">&quot;  local-scope</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L676" class="LineNr"> 676 </span>            <span class="Constant">&quot;  load-ingredients</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L677" class="LineNr"> 677 </span>            <span class="Constant">&quot;  y:&amp;:num &lt;- new _elem:type</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L678" class="LineNr"> 678 </span>            <span class="Constant">&quot;]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L679" class="LineNr"> 679 </span>            <span class="Constant">&quot;def fooz [</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L680" class="LineNr"> 680 </span>            <span class="Constant">&quot;  local-scope</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L681" class="LineNr"> 681 </span>            <span class="Constant">&quot;  barz 34</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L682" class="LineNr"> 682 </span>            <span class="Constant">&quot;]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">);</span>
+<span id="L674" class="LineNr"> 674 </span>  <a href='012transform.cc.html#L99'>transform</a><span class="Delimiter">(</span><span class="Constant">&quot;def barz x:_elem [\n&quot;</span>
+<span id="L675" class="LineNr"> 675 </span>            <span class="Constant">&quot;  local-scope\n&quot;</span>
+<span id="L676" class="LineNr"> 676 </span>            <span class="Constant">&quot;  load-ingredients\n&quot;</span>
+<span id="L677" class="LineNr"> 677 </span>            <span class="Constant">&quot;  y:&amp;:num &lt;- new _elem:type\n&quot;</span>
+<span id="L678" class="LineNr"> 678 </span>            <span class="Constant">&quot;]\n&quot;</span>
+<span id="L679" class="LineNr"> 679 </span>            <span class="Constant">&quot;def fooz [\n&quot;</span>
+<span id="L680" class="LineNr"> 680 </span>            <span class="Constant">&quot;  local-scope\n&quot;</span>
+<span id="L681" class="LineNr"> 681 </span>            <span class="Constant">&quot;  barz 34\n&quot;</span>
+<span id="L682" class="LineNr"> 682 </span>            <span class="Constant">&quot;]\n&quot;</span><span class="Delimiter">);</span>
 <span id="L683" class="LineNr"> 683 </span>  <span class="Comment">// ..and if you then try to load a new shape-shifting container with that</span>
 <span id="L684" class="LineNr"> 684 </span>  <span class="Comment">// type-ingredient</span>
-<span id="L685" class="LineNr"> 685 </span>  run<span class="Delimiter">(</span><span class="Constant">&quot;container foo:_elem [</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L686" class="LineNr"> 686 </span>      <span class="Constant">&quot;  x:_elem</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L687" class="LineNr"> 687 </span>      <span class="Constant">&quot;  y:num</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
-<span id="L688" class="LineNr"> 688 </span>      <span class="Constant">&quot;]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">);</span>
+<span id="L685" class="LineNr"> 685 </span>  run<span class="Delimiter">(</span><span class="Constant">&quot;container foo:_elem [\n&quot;</span>
+<span id="L686" class="LineNr"> 686 </span>      <span class="Constant">&quot;  x:_elem\n&quot;</span>
+<span id="L687" class="LineNr"> 687 </span>      <span class="Constant">&quot;  y:num\n&quot;</span>
+<span id="L688" class="LineNr"> 688 </span>      <span class="Constant">&quot;]\n&quot;</span><span class="Delimiter">);</span>
 <span id="L689" class="LineNr"> 689 </span>  <span class="Comment">// then it should work as usual</span>
 <span id="L690" class="LineNr"> 690 </span>  reagent callsite<span class="Delimiter">(</span><span class="Constant">&quot;x:foo:point&quot;</span><span class="Delimiter">);</span>
 <span id="L691" class="LineNr"> 691 </span>  reagent element = <a href='030container.cc.html#L212'>element_type</a><span class="Delimiter">(</span>callsite<span class="Delimiter">.</span>type<span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span>