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authorKartik K. Agaram <vc@akkartik.com>2017-05-29 02:25:10 -0700
committerKartik K. Agaram <vc@akkartik.com>2017-05-29 02:25:10 -0700
commit4945e77a58f3ab10069461e86e5e10c06e91e489 (patch)
tree2d5cb5200b34ec540f9916578e002c0e3cdb07ea /html/071recipe.cc.html
parent284e5576495a946d60603b026bb5e27de356b9fd (diff)
downloadmu-4945e77a58f3ab10069461e86e5e10c06e91e489.tar.gz
3895
Diffstat (limited to 'html/071recipe.cc.html')
-rw-r--r--html/071recipe.cc.html513
1 files changed, 260 insertions, 253 deletions
diff --git a/html/071recipe.cc.html b/html/071recipe.cc.html
index c1fc9e30..8f011879 100644
--- a/html/071recipe.cc.html
+++ b/html/071recipe.cc.html
@@ -178,263 +178,270 @@ if ('onhashchange' in window) {
 <span id="L114" class="LineNr">114 </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>current_recipe_name<span class="Delimiter">())</span> &lt;&lt; <span class="Constant">&quot;tried to call empty <a href='010vm.cc.html#L19'>recipe</a> in '&quot;</span> &lt;&lt; to_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">())</span> &lt;&lt; <span class="Constant">&quot;'&quot;</span> &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
 <span id="L115" class="LineNr">115 </span>  <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span id="L116" class="LineNr">116 </span>  <span class="Delimiter">}</span>
-<span id="L117" class="LineNr">117 </span>  <a href='010vm.cc.html#L32'>instruction</a><span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> call_instruction = current_instruction<span class="Delimiter">();</span>
-<span id="L118" class="LineNr">118 </span>  call_instruction<span class="Delimiter">.</span>operation = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-<span id="L119" class="LineNr">119 </span>  call_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>call_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">());</span>
-<span id="L120" class="LineNr">120 </span>  Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>call<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
-<span id="L121" class="LineNr">121 </span>  ingredients<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">());</span>  <span class="Comment">// drop the callee</span>
-<span id="L122" class="LineNr">122 </span>  finish_call_housekeeping<span class="Delimiter">(</span>call_instruction<span class="Delimiter">,</span> ingredients<span class="Delimiter">);</span>
-<span id="L123" class="LineNr">123 </span>  <span class="Identifier">continue</span><span class="Delimiter">;</span>
-<span id="L124" class="LineNr">124 </span><span class="Delimiter">}</span>
-<span id="L125" class="LineNr">125 </span>
-<span id="L126" class="LineNr">126 </span><span class="SalientComment">//:: check types for 'call' instructions</span>
-<span id="L127" class="LineNr">127 </span>
-<span id="L128" class="LineNr">128 </span><span class="Delimiter">:(scenario call_check_literal_recipe)</span>
-<span id="L129" class="LineNr">129 </span><span class="Special">% Hide_errors = true;</span>
-<span id="L130" class="LineNr">130 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
-<span id="L131" class="LineNr">131 </span>  <span class="Constant">1</span>:num<span class="Special"> &lt;- </span>call f<span class="Delimiter">,</span> <span class="Constant">34</span>
-<span id="L132" class="LineNr">132 </span>]
-<span id="L133" class="LineNr">133 </span><span class="muRecipe">def</span> f x:point<span class="muRecipe"> -&gt; </span>y:point [
-<span id="L134" class="LineNr">134 </span>  local-scope
-<span id="L135" class="LineNr">135 </span>  load-ingredients
-<span id="L136" class="LineNr">136 </span>  y<span class="Special"> &lt;- </span>copy x
-<span id="L137" class="LineNr">137 </span>]
-<span id="L138" class="LineNr">138 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: ingredient 0 has the wrong type at '1:num &lt;- call f, 34'</span>
-<span id="L139" class="LineNr">139 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: product 0 has the wrong type at '1:num &lt;- call f, 34'</span>
-<span id="L140" class="LineNr">140 </span>
-<span id="L141" class="LineNr">141 </span><span class="Delimiter">:(scenario call_check_variable_recipe)</span>
-<span id="L142" class="LineNr">142 </span><span class="Special">% Hide_errors = true;</span>
-<span id="L143" class="LineNr">143 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
-<span id="L144" class="LineNr">144 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> point<span class="muRecipe"> -&gt; </span>point<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy f
-<span id="L145" class="LineNr">145 </span>  <span class="Constant">2</span>:num<span class="Special"> &lt;- </span>call <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> point<span class="muRecipe"> -&gt; </span>point<span class="Delimiter">)},</span> <span class="Constant">34</span>
-<span id="L146" class="LineNr">146 </span>]
-<span id="L147" class="LineNr">147 </span><span class="muRecipe">def</span> f x:point<span class="muRecipe"> -&gt; </span>y:point [
-<span id="L148" class="LineNr">148 </span>  local-scope
-<span id="L149" class="LineNr">149 </span>  load-ingredients
-<span id="L150" class="LineNr">150 </span>  y<span class="Special"> &lt;- </span>copy x
-<span id="L151" class="LineNr">151 </span>]
-<span id="L152" class="LineNr">152 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: ingredient 0 has the wrong type at '2:num &lt;- call {1: (recipe point -&gt; point)}, 34'</span>
-<span id="L153" class="LineNr">153 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: product 0 has the wrong type at '2:num &lt;- call {1: (recipe point -&gt; point)}, 34'</span>
-<span id="L154" class="LineNr">154 </span>
-<span id="L155" class="LineNr">155 </span><span class="Delimiter">:(after &quot;Transform.push_back(check_instruction)&quot;)</span>
-<span id="L156" class="LineNr">156 </span>Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='071recipe.cc.html#L158'>check_indirect_calls_against_header</a><span class="Delimiter">);</span>  <span class="Comment">// idempotent</span>
-<span id="L157" class="LineNr">157 </span><span class="Delimiter">:(code)</span>
-<span id="L158" class="LineNr">158 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L158'>check_indirect_calls_against_header</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="L159" class="LineNr">159 </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;--- type-check 'call' instructions inside <a href='010vm.cc.html#L19'>recipe</a> &quot;</span> &lt;&lt; get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
-<span id="L160" class="LineNr">160 </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="L161" class="LineNr">161 </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#L138'>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="L162" class="LineNr">162 </span>  <span class="Conceal">¦</span> <span class="Normal">const</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="L163" class="LineNr">163 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_indirect_call<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-<span id="L164" class="LineNr">164 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// error raised above</span>
-<span id="L165" class="LineNr">165 </span>  <span class="Conceal">¦</span> <span class="Normal">const</span> reagent&amp; callee = inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-<span id="L166" class="LineNr">166 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_recipe<span class="Delimiter">(</span>callee<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// error raised above</span>
-<span id="L167" class="LineNr">167 </span>  <span class="Conceal">¦</span> <span class="Normal">const</span> <a href='010vm.cc.html#L19'>recipe</a> callee_header = is_literal<span class="Delimiter">(</span>callee<span class="Delimiter">)</span> ? get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> callee<span class="Delimiter">.</span>value<span class="Delimiter">)</span> : <a href='071recipe.cc.html#L200'>from_reagent</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>
-<span id="L168" class="LineNr">168 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!callee_header<span class="Delimiter">.</span>has_header<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-<span id="L169" class="LineNr">169 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='071recipe.cc.html#L189'>is_indirect_call_with_ingredients</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-<span id="L170" class="LineNr">170 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip callee</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span>  i &lt; min<span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">),</span> <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>callee_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span>+<span class="Comment">/*</span><span class="Comment">skip callee</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L171" class="LineNr">171 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!types_coercible<span class="Delimiter">(</span>callee_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Comment">/*</span><span class="Comment">skip callee</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">),</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span>
-<span id="L172" class="LineNr">172 </span>  <span class="Conceal">¦</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;ingredient &quot;</span> &lt;&lt; i-<span class="Comment">/*</span><span class="Comment">skip callee</span><span class="Comment">*/</span><span class="Constant">1</span> &lt;&lt; <span class="Constant">&quot; has the wrong type at '&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#L185'>end</a><span class="Delimiter">();</span>
-<span id="L173" class="LineNr">173 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
-<span id="L174" class="LineNr">174 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
-<span id="L175" class="LineNr">175 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='071recipe.cc.html#L194'>is_indirect_call_with_products</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-<span id="L176" class="LineNr">176 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span>  i &lt; min<span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">),</span> <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>callee_header<span class="Delimiter">.</span>products<span class="Delimiter">));</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L177" class="LineNr">177 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_dummy<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<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="L178" class="LineNr">178 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!types_coercible<span class="Delimiter">(</span>callee_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span>
-<span id="L179" class="LineNr">179 </span>  <span class="Conceal">¦</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;product &quot;</span> &lt;&lt; i &lt;&lt; <span class="Constant">&quot; has the wrong type at '&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#L185'>end</a><span class="Delimiter">();</span>
+<span id="L117" class="LineNr">117 </span>  <span class="Normal">const</span> call&amp; caller_frame = current_call<span class="Delimiter">();</span>
+<span id="L118" class="LineNr">118 </span>  <a href='010vm.cc.html#L32'>instruction</a><span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> call_instruction = to_instruction<span class="Delimiter">(</span>caller_frame<span class="Delimiter">);</span>
+<span id="L119" class="LineNr">119 </span>  call_instruction<span class="Delimiter">.</span>operation = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+<span id="L120" class="LineNr">120 </span>  call_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>call_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">());</span>
+<span id="L121" class="LineNr">121 </span>  Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>call<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
+<span id="L122" class="LineNr">122 </span>  ingredients<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">());</span>  <span class="Comment">// drop the callee</span>
+<span id="L123" class="LineNr">123 </span>  finish_call_housekeeping<span class="Delimiter">(</span>call_instruction<span class="Delimiter">,</span> ingredients<span class="Delimiter">);</span>
+<span id="L124" class="LineNr">124 </span>  Num_refcount_updates[caller_frame<span class="Delimiter">.</span>running_recipe][caller_frame<span class="Delimiter">.</span>running_step_index]
+<span id="L125" class="LineNr">125 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> += <span class="Delimiter">(</span>Total_refcount_updates - initial_num_refcount_updates<span class="Delimiter">);</span>
+<span id="L126" class="LineNr">126 </span>  initial_num_refcount_updates = Total_refcount_updates<span class="Delimiter">;</span>
+<span id="L127" class="LineNr">127 </span>  <span class="Comment">// not done with caller</span>
+<span id="L128" class="LineNr">128 </span>  write_products = <span class="Constant">false</span><span class="Delimiter">;</span>
+<span id="L129" class="LineNr">129 </span>  fall_through_to_next_instruction = <span class="Constant">false</span><span class="Delimiter">;</span>
+<span id="L130" class="LineNr">130 </span>  <span class="Identifier">break</span><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="SalientComment">//:: check types for 'call' instructions</span>
+<span id="L134" class="LineNr">134 </span>
+<span id="L135" class="LineNr">135 </span><span class="Delimiter">:(scenario call_check_literal_recipe)</span>
+<span id="L136" class="LineNr">136 </span><span class="Special">% Hide_errors = true;</span>
+<span id="L137" class="LineNr">137 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
+<span id="L138" class="LineNr">138 </span>  <span class="Constant">1</span>:num<span class="Special"> &lt;- </span>call f<span class="Delimiter">,</span> <span class="Constant">34</span>
+<span id="L139" class="LineNr">139 </span>]
+<span id="L140" class="LineNr">140 </span><span class="muRecipe">def</span> f x:point<span class="muRecipe"> -&gt; </span>y:point [
+<span id="L141" class="LineNr">141 </span>  local-scope
+<span id="L142" class="LineNr">142 </span>  load-ingredients
+<span id="L143" class="LineNr">143 </span>  y<span class="Special"> &lt;- </span>copy x
+<span id="L144" class="LineNr">144 </span>]
+<span id="L145" class="LineNr">145 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: ingredient 0 has the wrong type at '1:num &lt;- call f, 34'</span>
+<span id="L146" class="LineNr">146 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: product 0 has the wrong type at '1:num &lt;- call f, 34'</span>
+<span id="L147" class="LineNr">147 </span>
+<span id="L148" class="LineNr">148 </span><span class="Delimiter">:(scenario call_check_variable_recipe)</span>
+<span id="L149" class="LineNr">149 </span><span class="Special">% Hide_errors = true;</span>
+<span id="L150" class="LineNr">150 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
+<span id="L151" class="LineNr">151 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> point<span class="muRecipe"> -&gt; </span>point<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy f
+<span id="L152" class="LineNr">152 </span>  <span class="Constant">2</span>:num<span class="Special"> &lt;- </span>call <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> point<span class="muRecipe"> -&gt; </span>point<span class="Delimiter">)},</span> <span class="Constant">34</span>
+<span id="L153" class="LineNr">153 </span>]
+<span id="L154" class="LineNr">154 </span><span class="muRecipe">def</span> f x:point<span class="muRecipe"> -&gt; </span>y:point [
+<span id="L155" class="LineNr">155 </span>  local-scope
+<span id="L156" class="LineNr">156 </span>  load-ingredients
+<span id="L157" class="LineNr">157 </span>  y<span class="Special"> &lt;- </span>copy x
+<span id="L158" class="LineNr">158 </span>]
+<span id="L159" class="LineNr">159 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: ingredient 0 has the wrong type at '2:num &lt;- call {1: (recipe point -&gt; point)}, 34'</span>
+<span id="L160" class="LineNr">160 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: product 0 has the wrong type at '2:num &lt;- call {1: (recipe point -&gt; point)}, 34'</span>
+<span id="L161" class="LineNr">161 </span>
+<span id="L162" class="LineNr">162 </span><span class="Delimiter">:(after &quot;Transform.push_back(check_instruction)&quot;)</span>
+<span id="L163" class="LineNr">163 </span>Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='071recipe.cc.html#L165'>check_indirect_calls_against_header</a><span class="Delimiter">);</span>  <span class="Comment">// idempotent</span>
+<span id="L164" class="LineNr">164 </span><span class="Delimiter">:(code)</span>
+<span id="L165" class="LineNr">165 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L165'>check_indirect_calls_against_header</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="L166" class="LineNr">166 </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;--- type-check 'call' instructions inside <a href='010vm.cc.html#L19'>recipe</a> &quot;</span> &lt;&lt; get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
+<span id="L167" class="LineNr">167 </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="L168" class="LineNr">168 </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#L138'>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="L169" class="LineNr">169 </span>  <span class="Conceal">¦</span> <span class="Normal">const</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="L170" class="LineNr">170 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_indirect_call<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+<span id="L171" class="LineNr">171 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// error raised above</span>
+<span id="L172" class="LineNr">172 </span>  <span class="Conceal">¦</span> <span class="Normal">const</span> reagent&amp; callee = inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+<span id="L173" class="LineNr">173 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_recipe<span class="Delimiter">(</span>callee<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// error raised above</span>
+<span id="L174" class="LineNr">174 </span>  <span class="Conceal">¦</span> <span class="Normal">const</span> <a href='010vm.cc.html#L19'>recipe</a> callee_header = is_literal<span class="Delimiter">(</span>callee<span class="Delimiter">)</span> ? get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> callee<span class="Delimiter">.</span>value<span class="Delimiter">)</span> : <a href='071recipe.cc.html#L207'>from_reagent</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>
+<span id="L175" class="LineNr">175 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!callee_header<span class="Delimiter">.</span>has_header<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+<span id="L176" class="LineNr">176 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='071recipe.cc.html#L196'>is_indirect_call_with_ingredients</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+<span id="L177" class="LineNr">177 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip callee</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span>  i &lt; min<span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">),</span> <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>callee_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span>+<span class="Comment">/*</span><span class="Comment">skip callee</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L178" class="LineNr">178 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!types_coercible<span class="Delimiter">(</span>callee_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Comment">/*</span><span class="Comment">skip callee</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">),</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span>
+<span id="L179" class="LineNr">179 </span>  <span class="Conceal">¦</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;ingredient &quot;</span> &lt;&lt; i-<span class="Comment">/*</span><span class="Comment">skip callee</span><span class="Comment">*/</span><span class="Constant">1</span> &lt;&lt; <span class="Constant">&quot; has the wrong type at '&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#L185'>end</a><span class="Delimiter">();</span>
 <span id="L180" class="LineNr">180 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
 <span id="L181" class="LineNr">181 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
-<span id="L182" class="LineNr">182 </span>  <span class="Delimiter">}</span>
-<span id="L183" class="LineNr">183 </span><span class="Delimiter">}</span>
-<span id="L184" class="LineNr">184 </span>
-<span id="L185" class="LineNr">185 </span><span class="Normal">bool</span> <a href='071recipe.cc.html#L185'>is_indirect_call</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="L186" class="LineNr">186 </span>  <span class="Identifier">return</span> <a href='071recipe.cc.html#L189'>is_indirect_call_with_ingredients</a><span class="Delimiter">(</span>r<span class="Delimiter">)</span> || <a href='071recipe.cc.html#L194'>is_indirect_call_with_products</a><span class="Delimiter">(</span>r<span class="Delimiter">);</span>
-<span id="L187" class="LineNr">187 </span><span class="Delimiter">}</span>
-<span id="L188" class="LineNr">188 </span>
-<span id="L189" class="LineNr">189 </span><span class="Normal">bool</span> <a href='071recipe.cc.html#L189'>is_indirect_call_with_ingredients</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="L190" class="LineNr">190 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r == CALL<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
-<span id="L191" class="LineNr">191 </span>  <span class="Comment">// End is_indirect_call_with_ingredients Special-cases</span>
-<span id="L192" class="LineNr">192 </span>  <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-<span id="L193" class="LineNr">193 </span><span class="Delimiter">}</span>
-<span id="L194" class="LineNr">194 </span><span class="Normal">bool</span> <a href='071recipe.cc.html#L194'>is_indirect_call_with_products</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="L195" class="LineNr">195 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r == CALL<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
-<span id="L196" class="LineNr">196 </span>  <span class="Comment">// End is_indirect_call_with_products Special-cases</span>
-<span id="L197" class="LineNr">197 </span>  <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-<span id="L198" class="LineNr">198 </span><span class="Delimiter">}</span>
-<span id="L199" class="LineNr">199 </span>
-<span id="L200" class="LineNr">200 </span><span class="muRecipe"><a href='010vm.cc.html#L19'>recipe</a></span> <a href='071recipe.cc.html#L200'>from_reagent</a><span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L201" class="LineNr">201 </span>  assert<span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">);</span>
-<span id="L202" class="LineNr">202 </span>  <a href='010vm.cc.html#L19'>recipe</a> result_header<span class="Delimiter">;</span>  <span class="Comment">// will contain only ingredients and products, nothing else</span>
-<span id="L203" class="LineNr">203 </span>  result_header<span class="Delimiter">.</span>has_header = <span class="Constant">true</span><span class="Delimiter">;</span>
-<span id="L204" class="LineNr">204 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L205" class="LineNr">205 </span>  <span class="Conceal">¦</span> assert<span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">);</span>
-<span id="L206" class="LineNr">206 </span>  <span class="Conceal">¦</span> <span class="Identifier">return</span> result_header<span class="Delimiter">;</span>
-<span id="L207" class="LineNr">207 </span>  <span class="Delimiter">}</span>
-<span id="L208" class="LineNr">208 </span>  <span class="Normal">const</span> type_tree* root_type = r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>atom ? r<span class="Delimiter">.</span>type : r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>left<span class="Delimiter">;</span>
-<span id="L209" class="LineNr">209 </span>  assert<span class="Delimiter">(</span>root_type<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">);</span>
-<span id="L210" class="LineNr">210 </span>  assert<span class="Delimiter">(</span>root_type<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">);</span>
-<span id="L211" class="LineNr">211 </span>  <span class="Normal">const</span> type_tree* curr = r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>right<span class="Delimiter">;</span>
-<span id="L212" class="LineNr">212 </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>  curr &amp;&amp; !curr<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">;</span>  curr = curr<span class="Delimiter">-&gt;</span>right<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L213" class="LineNr">213 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">-&gt;</span>left<span class="Delimiter">-&gt;</span>atom &amp;&amp; curr<span class="Delimiter">-&gt;</span>left<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;-&gt;&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L214" class="LineNr">214 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> curr = curr<span class="Delimiter">-&gt;</span>right<span class="Delimiter">;</span>  <span class="Comment">// skip delimiter</span>
-<span id="L215" class="LineNr">215 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">goto</span> read_products<span class="Delimiter">;</span>
-<span id="L216" class="LineNr">216 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
-<span id="L217" class="LineNr">217 </span>  <span class="Conceal">¦</span> result_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='071recipe.cc.html#L261'>next_recipe_reagent</a><span class="Delimiter">(</span>curr<span class="Delimiter">-&gt;</span>left<span class="Delimiter">));</span>
-<span id="L218" class="LineNr">218 </span>  <span class="Delimiter">}</span>
-<span id="L219" class="LineNr">219 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L220" class="LineNr">220 </span>  <span class="Conceal">¦</span> assert<span class="Delimiter">(</span>curr<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">);</span>
-<span id="L221" class="LineNr">221 </span>  <span class="Conceal">¦</span> result_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='071recipe.cc.html#L261'>next_recipe_reagent</a><span class="Delimiter">(</span>curr<span class="Delimiter">));</span>
-<span id="L222" class="LineNr">222 </span>  <span class="Conceal">¦</span> <span class="Identifier">return</span> result_header<span class="Delimiter">;</span>  <span class="Comment">// no products</span>
-<span id="L223" class="LineNr">223 </span>  <span class="Delimiter">}</span>
-<span id="L224" class="LineNr">224 </span>  <span class="Normal">read_products</span>:
-<span id="L225" class="LineNr">225 </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>  curr &amp;&amp; !curr<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">;</span>  curr = curr<span class="Delimiter">-&gt;</span>right<span class="Delimiter">)</span>
-<span id="L226" class="LineNr">226 </span>  <span class="Conceal">¦</span> result_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='071recipe.cc.html#L261'>next_recipe_reagent</a><span class="Delimiter">(</span>curr<span class="Delimiter">-&gt;</span>left<span class="Delimiter">));</span>
-<span id="L227" class="LineNr">227 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L228" class="LineNr">228 </span>  <span class="Conceal">¦</span> assert<span class="Delimiter">(</span>curr<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">);</span>
-<span id="L229" class="LineNr">229 </span>  <span class="Conceal">¦</span> result_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='071recipe.cc.html#L261'>next_recipe_reagent</a><span class="Delimiter">(</span>curr<span class="Delimiter">));</span>
+<span id="L182" class="LineNr">182 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='071recipe.cc.html#L201'>is_indirect_call_with_products</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+<span id="L183" class="LineNr">183 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span>  i &lt; min<span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">),</span> <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>callee_header<span class="Delimiter">.</span>products<span class="Delimiter">));</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L184" class="LineNr">184 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_dummy<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<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="L185" class="LineNr">185 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!types_coercible<span class="Delimiter">(</span>callee_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span>
+<span id="L186" class="LineNr">186 </span>  <span class="Conceal">¦</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;product &quot;</span> &lt;&lt; i &lt;&lt; <span class="Constant">&quot; has the wrong type at '&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#L185'>end</a><span class="Delimiter">();</span>
+<span id="L187" class="LineNr">187 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
+<span id="L188" class="LineNr">188 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
+<span id="L189" class="LineNr">189 </span>  <span class="Delimiter">}</span>
+<span id="L190" class="LineNr">190 </span><span class="Delimiter">}</span>
+<span id="L191" class="LineNr">191 </span>
+<span id="L192" class="LineNr">192 </span><span class="Normal">bool</span> <a href='071recipe.cc.html#L192'>is_indirect_call</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="L193" class="LineNr">193 </span>  <span class="Identifier">return</span> <a href='071recipe.cc.html#L196'>is_indirect_call_with_ingredients</a><span class="Delimiter">(</span>r<span class="Delimiter">)</span> || <a href='071recipe.cc.html#L201'>is_indirect_call_with_products</a><span class="Delimiter">(</span>r<span class="Delimiter">);</span>
+<span id="L194" class="LineNr">194 </span><span class="Delimiter">}</span>
+<span id="L195" class="LineNr">195 </span>
+<span id="L196" class="LineNr">196 </span><span class="Normal">bool</span> <a href='071recipe.cc.html#L196'>is_indirect_call_with_ingredients</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="L197" class="LineNr">197 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r == CALL<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+<span id="L198" class="LineNr">198 </span>  <span class="Comment">// End is_indirect_call_with_ingredients Special-cases</span>
+<span id="L199" class="LineNr">199 </span>  <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+<span id="L200" class="LineNr">200 </span><span class="Delimiter">}</span>
+<span id="L201" class="LineNr">201 </span><span class="Normal">bool</span> <a href='071recipe.cc.html#L201'>is_indirect_call_with_products</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="L202" class="LineNr">202 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r == CALL<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+<span id="L203" class="LineNr">203 </span>  <span class="Comment">// End is_indirect_call_with_products Special-cases</span>
+<span id="L204" class="LineNr">204 </span>  <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+<span id="L205" class="LineNr">205 </span><span class="Delimiter">}</span>
+<span id="L206" class="LineNr">206 </span>
+<span id="L207" class="LineNr">207 </span><span class="muRecipe"><a href='010vm.cc.html#L19'>recipe</a></span> <a href='071recipe.cc.html#L207'>from_reagent</a><span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L208" class="LineNr">208 </span>  assert<span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">);</span>
+<span id="L209" class="LineNr">209 </span>  <a href='010vm.cc.html#L19'>recipe</a> result_header<span class="Delimiter">;</span>  <span class="Comment">// will contain only ingredients and products, nothing else</span>
+<span id="L210" class="LineNr">210 </span>  result_header<span class="Delimiter">.</span>has_header = <span class="Constant">true</span><span class="Delimiter">;</span>
+<span id="L211" class="LineNr">211 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L212" class="LineNr">212 </span>  <span class="Conceal">¦</span> assert<span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">);</span>
+<span id="L213" class="LineNr">213 </span>  <span class="Conceal">¦</span> <span class="Identifier">return</span> result_header<span class="Delimiter">;</span>
+<span id="L214" class="LineNr">214 </span>  <span class="Delimiter">}</span>
+<span id="L215" class="LineNr">215 </span>  <span class="Normal">const</span> type_tree* root_type = r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>atom ? r<span class="Delimiter">.</span>type : r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>left<span class="Delimiter">;</span>
+<span id="L216" class="LineNr">216 </span>  assert<span class="Delimiter">(</span>root_type<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">);</span>
+<span id="L217" class="LineNr">217 </span>  assert<span class="Delimiter">(</span>root_type<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">);</span>
+<span id="L218" class="LineNr">218 </span>  <span class="Normal">const</span> type_tree* curr = r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>right<span class="Delimiter">;</span>
+<span id="L219" class="LineNr">219 </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>  curr &amp;&amp; !curr<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">;</span>  curr = curr<span class="Delimiter">-&gt;</span>right<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L220" class="LineNr">220 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">-&gt;</span>left<span class="Delimiter">-&gt;</span>atom &amp;&amp; curr<span class="Delimiter">-&gt;</span>left<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;-&gt;&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L221" class="LineNr">221 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> curr = curr<span class="Delimiter">-&gt;</span>right<span class="Delimiter">;</span>  <span class="Comment">// skip delimiter</span>
+<span id="L222" class="LineNr">222 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">goto</span> read_products<span class="Delimiter">;</span>
+<span id="L223" class="LineNr">223 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
+<span id="L224" class="LineNr">224 </span>  <span class="Conceal">¦</span> result_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='071recipe.cc.html#L268'>next_recipe_reagent</a><span class="Delimiter">(</span>curr<span class="Delimiter">-&gt;</span>left<span class="Delimiter">));</span>
+<span id="L225" class="LineNr">225 </span>  <span class="Delimiter">}</span>
+<span id="L226" class="LineNr">226 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L227" class="LineNr">227 </span>  <span class="Conceal">¦</span> assert<span class="Delimiter">(</span>curr<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">);</span>
+<span id="L228" class="LineNr">228 </span>  <span class="Conceal">¦</span> result_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='071recipe.cc.html#L268'>next_recipe_reagent</a><span class="Delimiter">(</span>curr<span class="Delimiter">));</span>
+<span id="L229" class="LineNr">229 </span>  <span class="Conceal">¦</span> <span class="Identifier">return</span> result_header<span class="Delimiter">;</span>  <span class="Comment">// no products</span>
 <span id="L230" class="LineNr">230 </span>  <span class="Delimiter">}</span>
-<span id="L231" class="LineNr">231 </span>  <span class="Identifier">return</span> result_header<span class="Delimiter">;</span>
-<span id="L232" class="LineNr">232 </span><span class="Delimiter">}</span>
-<span id="L233" class="LineNr">233 </span>
-<span id="L234" class="LineNr">234 </span><span class="Delimiter">:(before &quot;End Unit Tests&quot;)</span>
-<span id="L235" class="LineNr">235 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L235'>test_from_reagent_atomic</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
-<span id="L236" class="LineNr">236 </span>  reagent a<span class="Delimiter">(</span><span class="Constant">&quot;{f: recipe}&quot;</span><span class="Delimiter">);</span>
-<span id="L237" class="LineNr">237 </span>  <a href='010vm.cc.html#L19'>recipe</a> r_header = <a href='071recipe.cc.html#L200'>from_reagent</a><span class="Delimiter">(</span>a<span class="Delimiter">);</span>
-<span id="L238" class="LineNr">238 </span>  <a href='002test.cc.html#L25'>CHECK</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
-<span id="L239" class="LineNr">239 </span>  <a href='002test.cc.html#L25'>CHECK</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
-<span id="L240" class="LineNr">240 </span><span class="Delimiter">}</span>
-<span id="L241" class="LineNr">241 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L241'>test_from_reagent_non_atomic</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
-<span id="L242" class="LineNr">242 </span>  reagent a<span class="Delimiter">(</span><span class="Constant">&quot;{f: (recipe number -&gt; number)}&quot;</span><span class="Delimiter">);</span>
-<span id="L243" class="LineNr">243 </span>  <a href='010vm.cc.html#L19'>recipe</a> r_header = <a href='071recipe.cc.html#L200'>from_reagent</a><span class="Delimiter">(</span>a<span class="Delimiter">);</span>
-<span id="L244" class="LineNr">244 </span>  <a href='002test.cc.html#L32'>CHECK_EQ</a><span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">),</span> <span class="Constant">1</span><span class="Delimiter">);</span>
-<span id="L245" class="LineNr">245 </span>  <a href='002test.cc.html#L32'>CHECK_EQ</a><span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>products<span class="Delimiter">),</span> <span class="Constant">1</span><span class="Delimiter">);</span>
-<span id="L246" class="LineNr">246 </span><span class="Delimiter">}</span>
-<span id="L247" class="LineNr">247 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L247'>test_from_reagent_reads_ingredient_at_end</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
-<span id="L248" class="LineNr">248 </span>  reagent a<span class="Delimiter">(</span><span class="Constant">&quot;{f: (recipe number number)}&quot;</span><span class="Delimiter">);</span>
-<span id="L249" class="LineNr">249 </span>  <a href='010vm.cc.html#L19'>recipe</a> r_header = <a href='071recipe.cc.html#L200'>from_reagent</a><span class="Delimiter">(</span>a<span class="Delimiter">);</span>
-<span id="L250" class="LineNr">250 </span>  <a href='002test.cc.html#L32'>CHECK_EQ</a><span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">),</span> <span class="Constant">2</span><span class="Delimiter">);</span>
-<span id="L251" class="LineNr">251 </span>  <a href='002test.cc.html#L25'>CHECK</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
-<span id="L252" class="LineNr">252 </span><span class="Delimiter">}</span>
-<span id="L253" class="LineNr">253 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L253'>test_from_reagent_reads_sole_ingredient_at_end</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
-<span id="L254" class="LineNr">254 </span>  reagent a<span class="Delimiter">(</span><span class="Constant">&quot;{f: (recipe number)}&quot;</span><span class="Delimiter">);</span>
-<span id="L255" class="LineNr">255 </span>  <a href='010vm.cc.html#L19'>recipe</a> r_header = <a href='071recipe.cc.html#L200'>from_reagent</a><span class="Delimiter">(</span>a<span class="Delimiter">);</span>
-<span id="L256" class="LineNr">256 </span>  <a href='002test.cc.html#L32'>CHECK_EQ</a><span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">),</span> <span class="Constant">1</span><span class="Delimiter">);</span>
-<span id="L257" class="LineNr">257 </span>  <a href='002test.cc.html#L25'>CHECK</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
-<span id="L258" class="LineNr">258 </span><span class="Delimiter">}</span>
-<span id="L259" class="LineNr">259 </span>
-<span id="L260" class="LineNr">260 </span><span class="Delimiter">:(code)</span>
-<span id="L261" class="LineNr">261 </span>reagent <a href='071recipe.cc.html#L261'>next_recipe_reagent</a><span class="Delimiter">(</span><span class="Normal">const</span> type_tree* curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L262" class="LineNr">262 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!curr<span class="Delimiter">-&gt;</span>left<span class="Delimiter">)</span> <span class="Identifier">return</span> reagent<span class="Delimiter">(</span><span class="Constant">&quot;recipe:&quot;</span>+curr<span class="Delimiter">-&gt;</span>name<span class="Delimiter">);</span>
-<span id="L263" class="LineNr">263 </span>  reagent result<span class="Delimiter">;</span>
-<span id="L264" class="LineNr">264 </span>  result<span class="Delimiter">.</span>name = <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">;</span>
-<span id="L265" class="LineNr">265 </span>  result<span class="Delimiter">.</span>type = <span class="Normal">new</span> type_tree<span class="Delimiter">(</span>*curr<span class="Delimiter">);</span>
-<span id="L266" class="LineNr">266 </span>  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
-<span id="L267" class="LineNr">267 </span><span class="Delimiter">}</span>
-<span id="L268" class="LineNr">268 </span>
-<span id="L269" class="LineNr">269 </span><span class="Normal">bool</span> <a href='071recipe.cc.html#L269'>is_mu_recipe</a><span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L270" class="LineNr">270 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!r<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="L271" class="LineNr">271 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">)</span>
-<span id="L272" class="LineNr">272 </span>  <span class="Conceal">¦</span> <span class="Identifier">return</span> r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;recipe-literal&quot;</span><span class="Delimiter">;</span>
-<span id="L273" class="LineNr">273 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!r<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="L274" class="LineNr">274 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>left<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
-<span id="L275" class="LineNr">275 </span>  <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-<span id="L276" class="LineNr">276 </span><span class="Delimiter">}</span>
-<span id="L277" class="LineNr">277 </span>
-<span id="L278" class="LineNr">278 </span><span class="Delimiter">:(scenario copy_typecheck_recipe_variable)</span>
-<span id="L279" class="LineNr">279 </span><span class="Special">% Hide_errors = true;</span>
-<span id="L280" class="LineNr">280 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
-<span id="L281" class="LineNr">281 </span>  <span class="Constant">3</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>  <span class="Comment"># abc def</span>
-<span id="L282" class="LineNr">282 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> number<span class="muRecipe"> -&gt; </span>number<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy f  <span class="Comment"># store literal in a matching variable</span>
-<span id="L283" class="LineNr">283 </span>  <span class="Delimiter">{</span><span class="Constant">2</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> boolean<span class="muRecipe"> -&gt; </span>boolean<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> number<span class="muRecipe"> -&gt; </span>number<span class="Delimiter">)}</span>  <span class="Comment"># mismatch between recipe variables</span>
-<span id="L284" class="LineNr">284 </span>]
-<span id="L285" class="LineNr">285 </span><span class="muRecipe">def</span> f x:num<span class="muRecipe"> -&gt; </span>y:num [
-<span id="L286" class="LineNr">286 </span>  local-scope
-<span id="L287" class="LineNr">287 </span>  load-ingredients
-<span id="L288" class="LineNr">288 </span>  y<span class="Special"> &lt;- </span>copy x
-<span id="L289" class="LineNr">289 </span>]
-<span id="L290" class="LineNr">290 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: can't copy '{1: (recipe number -&gt; number)}' to '{2: (recipe boolean -&gt; boolean)}'; types don't match</span>
-<span id="L291" class="LineNr">291 </span>
-<span id="L292" class="LineNr">292 </span><span class="Delimiter">:(scenario copy_typecheck_recipe_variable_2)</span>
-<span id="L293" class="LineNr">293 </span><span class="Special">% Hide_errors = true;</span>
-<span id="L294" class="LineNr">294 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
-<span id="L295" class="LineNr">295 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> number<span class="muRecipe"> -&gt; </span>number<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy f  <span class="Comment"># mismatch with a recipe literal</span>
+<span id="L231" class="LineNr">231 </span>  <span class="Normal">read_products</span>:
+<span id="L232" class="LineNr">232 </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>  curr &amp;&amp; !curr<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">;</span>  curr = curr<span class="Delimiter">-&gt;</span>right<span class="Delimiter">)</span>
+<span id="L233" class="LineNr">233 </span>  <span class="Conceal">¦</span> result_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='071recipe.cc.html#L268'>next_recipe_reagent</a><span class="Delimiter">(</span>curr<span class="Delimiter">-&gt;</span>left<span class="Delimiter">));</span>
+<span id="L234" class="LineNr">234 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L235" class="LineNr">235 </span>  <span class="Conceal">¦</span> assert<span class="Delimiter">(</span>curr<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">);</span>
+<span id="L236" class="LineNr">236 </span>  <span class="Conceal">¦</span> result_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='071recipe.cc.html#L268'>next_recipe_reagent</a><span class="Delimiter">(</span>curr<span class="Delimiter">));</span>
+<span id="L237" class="LineNr">237 </span>  <span class="Delimiter">}</span>
+<span id="L238" class="LineNr">238 </span>  <span class="Identifier">return</span> result_header<span class="Delimiter">;</span>
+<span id="L239" class="LineNr">239 </span><span class="Delimiter">}</span>
+<span id="L240" class="LineNr">240 </span>
+<span id="L241" class="LineNr">241 </span><span class="Delimiter">:(before &quot;End Unit Tests&quot;)</span>
+<span id="L242" class="LineNr">242 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L242'>test_from_reagent_atomic</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span id="L243" class="LineNr">243 </span>  reagent a<span class="Delimiter">(</span><span class="Constant">&quot;{f: recipe}&quot;</span><span class="Delimiter">);</span>
+<span id="L244" class="LineNr">244 </span>  <a href='010vm.cc.html#L19'>recipe</a> r_header = <a href='071recipe.cc.html#L207'>from_reagent</a><span class="Delimiter">(</span>a<span class="Delimiter">);</span>
+<span id="L245" class="LineNr">245 </span>  <a href='002test.cc.html#L25'>CHECK</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
+<span id="L246" class="LineNr">246 </span>  <a href='002test.cc.html#L25'>CHECK</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
+<span id="L247" class="LineNr">247 </span><span class="Delimiter">}</span>
+<span id="L248" class="LineNr">248 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L248'>test_from_reagent_non_atomic</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span id="L249" class="LineNr">249 </span>  reagent a<span class="Delimiter">(</span><span class="Constant">&quot;{f: (recipe number -&gt; number)}&quot;</span><span class="Delimiter">);</span>
+<span id="L250" class="LineNr">250 </span>  <a href='010vm.cc.html#L19'>recipe</a> r_header = <a href='071recipe.cc.html#L207'>from_reagent</a><span class="Delimiter">(</span>a<span class="Delimiter">);</span>
+<span id="L251" class="LineNr">251 </span>  <a href='002test.cc.html#L32'>CHECK_EQ</a><span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">),</span> <span class="Constant">1</span><span class="Delimiter">);</span>
+<span id="L252" class="LineNr">252 </span>  <a href='002test.cc.html#L32'>CHECK_EQ</a><span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>products<span class="Delimiter">),</span> <span class="Constant">1</span><span class="Delimiter">);</span>
+<span id="L253" class="LineNr">253 </span><span class="Delimiter">}</span>
+<span id="L254" class="LineNr">254 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L254'>test_from_reagent_reads_ingredient_at_end</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span id="L255" class="LineNr">255 </span>  reagent a<span class="Delimiter">(</span><span class="Constant">&quot;{f: (recipe number number)}&quot;</span><span class="Delimiter">);</span>
+<span id="L256" class="LineNr">256 </span>  <a href='010vm.cc.html#L19'>recipe</a> r_header = <a href='071recipe.cc.html#L207'>from_reagent</a><span class="Delimiter">(</span>a<span class="Delimiter">);</span>
+<span id="L257" class="LineNr">257 </span>  <a href='002test.cc.html#L32'>CHECK_EQ</a><span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">),</span> <span class="Constant">2</span><span class="Delimiter">);</span>
+<span id="L258" class="LineNr">258 </span>  <a href='002test.cc.html#L25'>CHECK</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
+<span id="L259" class="LineNr">259 </span><span class="Delimiter">}</span>
+<span id="L260" class="LineNr">260 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L260'>test_from_reagent_reads_sole_ingredient_at_end</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span id="L261" class="LineNr">261 </span>  reagent a<span class="Delimiter">(</span><span class="Constant">&quot;{f: (recipe number)}&quot;</span><span class="Delimiter">);</span>
+<span id="L262" class="LineNr">262 </span>  <a href='010vm.cc.html#L19'>recipe</a> r_header = <a href='071recipe.cc.html#L207'>from_reagent</a><span class="Delimiter">(</span>a<span class="Delimiter">);</span>
+<span id="L263" class="LineNr">263 </span>  <a href='002test.cc.html#L32'>CHECK_EQ</a><span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>ingredients<span class="Delimiter">),</span> <span class="Constant">1</span><span class="Delimiter">);</span>
+<span id="L264" class="LineNr">264 </span>  <a href='002test.cc.html#L25'>CHECK</a><span class="Delimiter">(</span>r_header<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
+<span id="L265" class="LineNr">265 </span><span class="Delimiter">}</span>
+<span id="L266" class="LineNr">266 </span>
+<span id="L267" class="LineNr">267 </span><span class="Delimiter">:(code)</span>
+<span id="L268" class="LineNr">268 </span>reagent <a href='071recipe.cc.html#L268'>next_recipe_reagent</a><span class="Delimiter">(</span><span class="Normal">const</span> type_tree* curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L269" class="LineNr">269 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!curr<span class="Delimiter">-&gt;</span>left<span class="Delimiter">)</span> <span class="Identifier">return</span> reagent<span class="Delimiter">(</span><span class="Constant">&quot;recipe:&quot;</span>+curr<span class="Delimiter">-&gt;</span>name<span class="Delimiter">);</span>
+<span id="L270" class="LineNr">270 </span>  reagent result<span class="Delimiter">;</span>
+<span id="L271" class="LineNr">271 </span>  result<span class="Delimiter">.</span>name = <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">;</span>
+<span id="L272" class="LineNr">272 </span>  result<span class="Delimiter">.</span>type = <span class="Normal">new</span> type_tree<span class="Delimiter">(</span>*curr<span class="Delimiter">);</span>
+<span id="L273" class="LineNr">273 </span>  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
+<span id="L274" class="LineNr">274 </span><span class="Delimiter">}</span>
+<span id="L275" class="LineNr">275 </span>
+<span id="L276" class="LineNr">276 </span><span class="Normal">bool</span> <a href='071recipe.cc.html#L276'>is_mu_recipe</a><span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L277" class="LineNr">277 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!r<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="L278" class="LineNr">278 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">)</span>
+<span id="L279" class="LineNr">279 </span>  <span class="Conceal">¦</span> <span class="Identifier">return</span> r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;recipe-literal&quot;</span><span class="Delimiter">;</span>
+<span id="L280" class="LineNr">280 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!r<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="L281" class="LineNr">281 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">-&gt;</span>left<span class="Delimiter">-&gt;</span>name == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+<span id="L282" class="LineNr">282 </span>  <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+<span id="L283" class="LineNr">283 </span><span class="Delimiter">}</span>
+<span id="L284" class="LineNr">284 </span>
+<span id="L285" class="LineNr">285 </span><span class="Delimiter">:(scenario copy_typecheck_recipe_variable)</span>
+<span id="L286" class="LineNr">286 </span><span class="Special">% Hide_errors = true;</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="Constant">3</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>  <span class="Comment"># abc def</span>
+<span id="L289" class="LineNr">289 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> number<span class="muRecipe"> -&gt; </span>number<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy f  <span class="Comment"># store literal in a matching variable</span>
+<span id="L290" class="LineNr">290 </span>  <span class="Delimiter">{</span><span class="Constant">2</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> boolean<span class="muRecipe"> -&gt; </span>boolean<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> number<span class="muRecipe"> -&gt; </span>number<span class="Delimiter">)}</span>  <span class="Comment"># mismatch between recipe variables</span>
+<span id="L291" class="LineNr">291 </span>]
+<span id="L292" class="LineNr">292 </span><span class="muRecipe">def</span> f x:num<span class="muRecipe"> -&gt; </span>y:num [
+<span id="L293" class="LineNr">293 </span>  local-scope
+<span id="L294" class="LineNr">294 </span>  load-ingredients
+<span id="L295" class="LineNr">295 </span>  y<span class="Special"> &lt;- </span>copy x
 <span id="L296" class="LineNr">296 </span>]
-<span id="L297" class="LineNr">297 </span><span class="muRecipe">def</span> f x:<span class="Normal">bool</span><span class="muRecipe"> -&gt; </span>y:<span class="Normal">bool</span> [
-<span id="L298" class="LineNr">298 </span>  local-scope
-<span id="L299" class="LineNr">299 </span>  load-ingredients
-<span id="L300" class="LineNr">300 </span>  y<span class="Special"> &lt;- </span>copy x
-<span id="L301" class="LineNr">301 </span>]
-<span id="L302" class="LineNr">302 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: can't copy 'f' to '{1: (recipe number -&gt; number)}'; types don't match</span>
-<span id="L303" class="LineNr">303 </span>
-<span id="L304" class="LineNr">304 </span><span class="Delimiter">:(before &quot;End Matching Types For Literal(to)&quot;)</span>
-<span id="L305" class="LineNr">305 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='071recipe.cc.html#L269'>is_mu_recipe</a><span class="Delimiter">(</span>to<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-<span id="L306" class="LineNr">306 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> from<span class="Delimiter">.</span>value<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-<span id="L307" class="LineNr">307 </span>  <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <span class="Constant">&quot;trying to store <a href='010vm.cc.html#L19'>recipe</a> &quot;</span> &lt;&lt; from<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; into &quot;</span> &lt;&lt; <a href='028call_return.cc.html#L158'>to_string</a><span class="Delimiter">(</span>to<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; but there's no such recipe</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-<span id="L308" class="LineNr">308 </span>  <span class="Conceal">¦</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-<span id="L309" class="LineNr">309 </span>  <span class="Delimiter">}</span>
-<span id="L310" class="LineNr">310 </span>  <span class="Normal">const</span> recipe&amp; rrhs = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> from<span class="Delimiter">.</span>value<span class="Delimiter">);</span>
-<span id="L311" class="LineNr">311 </span>  <span class="Normal">const</span> recipe&amp; rlhs = <a href='071recipe.cc.html#L200'>from_reagent</a><span class="Delimiter">(</span>to<span class="Delimiter">);</span>
-<span id="L312" class="LineNr">312 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span>  i &lt; min<span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>rlhs<span class="Delimiter">.</span>ingredients<span class="Delimiter">),</span> <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>rrhs<span class="Delimiter">.</span>ingredients<span class="Delimiter">));</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L313" class="LineNr">313 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!types_match<span class="Delimiter">(</span>rlhs<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> rrhs<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span>
-<span id="L314" class="LineNr">314 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-<span id="L315" class="LineNr">315 </span>  <span class="Delimiter">}</span>
-<span id="L316" class="LineNr">316 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span>  i &lt; min<span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>rlhs<span class="Delimiter">.</span>products<span class="Delimiter">),</span> <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>rrhs<span class="Delimiter">.</span>products<span class="Delimiter">));</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L317" class="LineNr">317 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!types_match<span class="Delimiter">(</span>rlhs<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> rrhs<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span>
-<span id="L318" class="LineNr">318 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-<span id="L319" class="LineNr">319 </span>  <span class="Delimiter">}</span>
-<span id="L320" class="LineNr">320 </span>  <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
-<span id="L321" class="LineNr">321 </span><span class="Delimiter">}</span>
-<span id="L322" class="LineNr">322 </span>
-<span id="L323" class="LineNr">323 </span><span class="Delimiter">:(scenario call_variable_compound_ingredient)</span>
-<span id="L324" class="LineNr">324 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
-<span id="L325" class="LineNr">325 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> <span class="Delimiter">(</span><a href='043space.cc.html#L76'>address</a> number<span class="Delimiter">)</span><span class="muRecipe"> -&gt; </span>number<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy f
-<span id="L326" class="LineNr">326 </span>  <span class="Constant">2</span>:&amp;:num<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
-<span id="L327" class="LineNr">327 </span>  <span class="Constant">3</span>:num<span class="Special"> &lt;- </span>call <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> <span class="Delimiter">(</span><a href='043space.cc.html#L76'>address</a> number<span class="Delimiter">)</span><span class="muRecipe"> -&gt; </span>number<span class="Delimiter">)},</span> <span class="Constant">2</span>:&amp;:num
-<span id="L328" class="LineNr">328 </span>]
-<span id="L329" class="LineNr">329 </span><span class="muRecipe">def</span> f x:&amp;:num<span class="muRecipe"> -&gt; </span>y:num [
-<span id="L330" class="LineNr">330 </span>  local-scope
-<span id="L331" class="LineNr">331 </span>  load-ingredients
-<span id="L332" class="LineNr">332 </span>  y<span class="Special"> &lt;- </span>copy x
-<span id="L333" class="LineNr">333 </span>]
-<span id="L334" class="LineNr">334 </span>$error: <span class="Constant">0</span>
-<span id="L335" class="LineNr">335 </span>
-<span id="L336" class="LineNr">336 </span><span class="Comment">//: make sure we don't accidentally break on a function literal</span>
-<span id="L337" class="LineNr">337 </span><span class="Delimiter">:(scenario jump_forbidden_on_recipe_literals)</span>
-<span id="L338" class="LineNr">338 </span><span class="Special">% Hide_errors = true;</span>
-<span id="L339" class="LineNr">339 </span><span class="muRecipe">def</span> foo [
-<span id="L340" class="LineNr">340 </span>  local-scope
-<span id="L341" class="LineNr">341 </span>]
-<span id="L342" class="LineNr">342 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
-<span id="L343" class="LineNr">343 </span>  local-scope
-<span id="L344" class="LineNr">344 </span>  <span class="Delimiter">{</span>
-<span id="L345" class="LineNr">345 </span>  <span class="Conceal">¦</span> <span class="Identifier">break</span>-<span class="Normal">if</span> foo
-<span id="L346" class="LineNr">346 </span>  <span class="Delimiter">}</span>
-<span id="L347" class="LineNr">347 </span>]
-<span id="L348" class="LineNr">348 </span><span class="Comment"># error should be as if foo is not a recipe</span>
-<span id="L349" class="LineNr">349 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: missing type for 'foo' in 'break-if foo'</span>
-<span id="L350" class="LineNr">350 </span>
-<span id="L351" class="LineNr">351 </span><span class="Delimiter">:(before &quot;End JUMP_IF Checks&quot;)</span>
-<span id="L352" class="LineNr">352 </span><a href='071recipe.cc.html#L356'>check_for_recipe_literals</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">));</span>
-<span id="L353" class="LineNr">353 </span><span class="Delimiter">:(before &quot;End JUMP_UNLESS Checks&quot;)</span>
-<span id="L354" class="LineNr">354 </span><a href='071recipe.cc.html#L356'>check_for_recipe_literals</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">));</span>
-<span id="L355" class="LineNr">355 </span><span class="Delimiter">:(code)</span>
-<span id="L356" class="LineNr">356 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L356'>check_for_recipe_literals</a><span class="Delimiter">(</span><span class="Normal">const</span> instruction&amp; inst<span class="Delimiter">,</span> <span class="Normal">const</span> recipe&amp; caller<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L357" class="LineNr">357 </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#L138'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L358" class="LineNr">358 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='071recipe.cc.html#L269'>is_mu_recipe</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
-<span id="L359" class="LineNr">359 </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;missing type for '&quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<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#L185'>end</a><span class="Delimiter">();</span>
-<span id="L360" class="LineNr">360 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_present_in_ingredients<span class="Delimiter">(</span>caller<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>name<span class="Delimiter">))</span>
-<span id="L361" class="LineNr">361 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <span class="Constant">&quot;  did you forget 'load-ingredients'?</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
-<span id="L362" class="LineNr">362 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
-<span id="L363" class="LineNr">363 </span>  <span class="Delimiter">}</span>
-<span id="L364" class="LineNr">364 </span><span class="Delimiter">}</span>
-<span id="L365" class="LineNr">365 </span>
-<span id="L366" class="LineNr">366 </span><span class="Delimiter">:(scenario load_ingredients_missing_error_3)</span>
-<span id="L367" class="LineNr">367 </span><span class="Special">% Hide_errors = true;</span>
-<span id="L368" class="LineNr">368 </span><span class="muRecipe">def</span> foo <span class="Delimiter">{</span>f: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> num<span class="muRecipe"> -&gt; </span>num<span class="Delimiter">)}</span> [
-<span id="L369" class="LineNr">369 </span>  local-scope
-<span id="L370" class="LineNr">370 </span>  <span class="Normal">b</span>:num<span class="Special"> &lt;- </span>call f<span class="Delimiter">,</span> <span class="Constant">1</span>
-<span id="L371" class="LineNr">371 </span>]
-<span id="L372" class="LineNr">372 </span><span class="traceContains">+error: foo: missing type for 'f' in 'b:num &lt;- call f, 1'</span>
-<span id="L373" class="LineNr">373 </span><span class="traceContains">+error:   did you forget 'load-ingredients'?</span>
+<span id="L297" class="LineNr">297 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: can't copy '{1: (recipe number -&gt; number)}' to '{2: (recipe boolean -&gt; boolean)}'; types don't match</span>
+<span id="L298" class="LineNr">298 </span>
+<span id="L299" class="LineNr">299 </span><span class="Delimiter">:(scenario copy_typecheck_recipe_variable_2)</span>
+<span id="L300" class="LineNr">300 </span><span class="Special">% Hide_errors = true;</span>
+<span id="L301" class="LineNr">301 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
+<span id="L302" class="LineNr">302 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> number<span class="muRecipe"> -&gt; </span>number<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy f  <span class="Comment"># mismatch with a recipe literal</span>
+<span id="L303" class="LineNr">303 </span>]
+<span id="L304" class="LineNr">304 </span><span class="muRecipe">def</span> f x:<span class="Normal">bool</span><span class="muRecipe"> -&gt; </span>y:<span class="Normal">bool</span> [
+<span id="L305" class="LineNr">305 </span>  local-scope
+<span id="L306" class="LineNr">306 </span>  load-ingredients
+<span id="L307" class="LineNr">307 </span>  y<span class="Special"> &lt;- </span>copy x
+<span id="L308" class="LineNr">308 </span>]
+<span id="L309" class="LineNr">309 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: can't copy 'f' to '{1: (recipe number -&gt; number)}'; types don't match</span>
+<span id="L310" class="LineNr">310 </span>
+<span id="L311" class="LineNr">311 </span><span class="Delimiter">:(before &quot;End Matching Types For Literal(to)&quot;)</span>
+<span id="L312" class="LineNr">312 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='071recipe.cc.html#L276'>is_mu_recipe</a><span class="Delimiter">(</span>to<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+<span id="L313" class="LineNr">313 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> from<span class="Delimiter">.</span>value<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+<span id="L314" class="LineNr">314 </span>  <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <span class="Constant">&quot;trying to store <a href='010vm.cc.html#L19'>recipe</a> &quot;</span> &lt;&lt; from<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; into &quot;</span> &lt;&lt; <a href='028call_return.cc.html#L158'>to_string</a><span class="Delimiter">(</span>to<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; but there's no such recipe</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+<span id="L315" class="LineNr">315 </span>  <span class="Conceal">¦</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+<span id="L316" class="LineNr">316 </span>  <span class="Delimiter">}</span>
+<span id="L317" class="LineNr">317 </span>  <span class="Normal">const</span> recipe&amp; rrhs = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> from<span class="Delimiter">.</span>value<span class="Delimiter">);</span>
+<span id="L318" class="LineNr">318 </span>  <span class="Normal">const</span> recipe&amp; rlhs = <a href='071recipe.cc.html#L207'>from_reagent</a><span class="Delimiter">(</span>to<span class="Delimiter">);</span>
+<span id="L319" class="LineNr">319 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span>  i &lt; min<span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>rlhs<span class="Delimiter">.</span>ingredients<span class="Delimiter">),</span> <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>rrhs<span class="Delimiter">.</span>ingredients<span class="Delimiter">));</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L320" class="LineNr">320 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!types_match<span class="Delimiter">(</span>rlhs<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> rrhs<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span>
+<span id="L321" class="LineNr">321 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+<span id="L322" class="LineNr">322 </span>  <span class="Delimiter">}</span>
+<span id="L323" class="LineNr">323 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span>  i &lt; min<span class="Delimiter">(</span><a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>rlhs<span class="Delimiter">.</span>products<span class="Delimiter">),</span> <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>rrhs<span class="Delimiter">.</span>products<span class="Delimiter">));</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L324" class="LineNr">324 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!types_match<span class="Delimiter">(</span>rlhs<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> rrhs<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span>
+<span id="L325" class="LineNr">325 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+<span id="L326" class="LineNr">326 </span>  <span class="Delimiter">}</span>
+<span id="L327" class="LineNr">327 </span>  <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+<span id="L328" class="LineNr">328 </span><span class="Delimiter">}</span>
+<span id="L329" class="LineNr">329 </span>
+<span id="L330" class="LineNr">330 </span><span class="Delimiter">:(scenario call_variable_compound_ingredient)</span>
+<span id="L331" class="LineNr">331 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
+<span id="L332" class="LineNr">332 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> <span class="Delimiter">(</span><a href='043space.cc.html#L76'>address</a> number<span class="Delimiter">)</span><span class="muRecipe"> -&gt; </span>number<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy f
+<span id="L333" class="LineNr">333 </span>  <span class="Constant">2</span>:&amp;:num<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
+<span id="L334" class="LineNr">334 </span>  <span class="Constant">3</span>:num<span class="Special"> &lt;- </span>call <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> <span class="Delimiter">(</span><a href='043space.cc.html#L76'>address</a> number<span class="Delimiter">)</span><span class="muRecipe"> -&gt; </span>number<span class="Delimiter">)},</span> <span class="Constant">2</span>:&amp;:num
+<span id="L335" class="LineNr">335 </span>]
+<span id="L336" class="LineNr">336 </span><span class="muRecipe">def</span> f x:&amp;:num<span class="muRecipe"> -&gt; </span>y:num [
+<span id="L337" class="LineNr">337 </span>  local-scope
+<span id="L338" class="LineNr">338 </span>  load-ingredients
+<span id="L339" class="LineNr">339 </span>  y<span class="Special"> &lt;- </span>copy x
+<span id="L340" class="LineNr">340 </span>]
+<span id="L341" class="LineNr">341 </span>$error: <span class="Constant">0</span>
+<span id="L342" class="LineNr">342 </span>
+<span id="L343" class="LineNr">343 </span><span class="Comment">//: make sure we don't accidentally break on a function literal</span>
+<span id="L344" class="LineNr">344 </span><span class="Delimiter">:(scenario jump_forbidden_on_recipe_literals)</span>
+<span id="L345" class="LineNr">345 </span><span class="Special">% Hide_errors = true;</span>
+<span id="L346" class="LineNr">346 </span><span class="muRecipe">def</span> foo [
+<span id="L347" class="LineNr">347 </span>  local-scope
+<span id="L348" class="LineNr">348 </span>]
+<span id="L349" class="LineNr">349 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
+<span id="L350" class="LineNr">350 </span>  local-scope
+<span id="L351" class="LineNr">351 </span>  <span class="Delimiter">{</span>
+<span id="L352" class="LineNr">352 </span>  <span class="Conceal">¦</span> <span class="Identifier">break</span>-<span class="Normal">if</span> foo
+<span id="L353" class="LineNr">353 </span>  <span class="Delimiter">}</span>
+<span id="L354" class="LineNr">354 </span>]
+<span id="L355" class="LineNr">355 </span><span class="Comment"># error should be as if foo is not a recipe</span>
+<span id="L356" class="LineNr">356 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: missing type for 'foo' in 'break-if foo'</span>
+<span id="L357" class="LineNr">357 </span>
+<span id="L358" class="LineNr">358 </span><span class="Delimiter">:(before &quot;End JUMP_IF Checks&quot;)</span>
+<span id="L359" class="LineNr">359 </span><a href='071recipe.cc.html#L363'>check_for_recipe_literals</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">));</span>
+<span id="L360" class="LineNr">360 </span><span class="Delimiter">:(before &quot;End JUMP_UNLESS Checks&quot;)</span>
+<span id="L361" class="LineNr">361 </span><a href='071recipe.cc.html#L363'>check_for_recipe_literals</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">));</span>
+<span id="L362" class="LineNr">362 </span><span class="Delimiter">:(code)</span>
+<span id="L363" class="LineNr">363 </span><span class="Normal">void</span> <a href='071recipe.cc.html#L363'>check_for_recipe_literals</a><span class="Delimiter">(</span><span class="Normal">const</span> instruction&amp; inst<span class="Delimiter">,</span> <span class="Normal">const</span> recipe&amp; caller<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L364" class="LineNr">364 </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#L138'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span id="L365" class="LineNr">365 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='071recipe.cc.html#L276'>is_mu_recipe</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+<span id="L366" class="LineNr">366 </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;missing type for '&quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<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#L185'>end</a><span class="Delimiter">();</span>
+<span id="L367" class="LineNr">367 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_present_in_ingredients<span class="Delimiter">(</span>caller<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>name<span class="Delimiter">))</span>
+<span id="L368" class="LineNr">368 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <span class="Constant">&quot;  did you forget 'load-ingredients'?</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
+<span id="L369" class="LineNr">369 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
+<span id="L370" class="LineNr">370 </span>  <span class="Delimiter">}</span>
+<span id="L371" class="LineNr">371 </span><span class="Delimiter">}</span>
+<span id="L372" class="LineNr">372 </span>
+<span id="L373" class="LineNr">373 </span><span class="Delimiter">:(scenario load_ingredients_missing_error_3)</span>
+<span id="L374" class="LineNr">374 </span><span class="Special">% Hide_errors = true;</span>
+<span id="L375" class="LineNr">375 </span><span class="muRecipe">def</span> foo <span class="Delimiter">{</span>f: <span class="Delimiter">(</span><a href='010vm.cc.html#L19'>recipe</a> num<span class="muRecipe"> -&gt; </span>num<span class="Delimiter">)}</span> [
+<span id="L376" class="LineNr">376 </span>  local-scope
+<span id="L377" class="LineNr">377 </span>  <span class="Normal">b</span>:num<span class="Special"> &lt;- </span>call f<span class="Delimiter">,</span> <span class="Constant">1</span>
+<span id="L378" class="LineNr">378 </span>]
+<span id="L379" class="LineNr">379 </span><span class="traceContains">+error: foo: missing type for 'f' in 'b:num &lt;- call f, 1'</span>
+<span id="L380" class="LineNr">380 </span><span class="traceContains">+error:   did you forget 'load-ingredients'?</span>
 </pre>
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