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<a href='https://github.com/akkartik/mu/blob/main/linux/bootstrap/038literal_strings.cc'>https://github.com/akkartik/mu/blob/main/linux/bootstrap/038literal_strings.cc</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr">  1 </span><span class="Comment">//: Allow instructions to mention literals directly.</span>
<span id="L2" class="LineNr">  2 </span><span class="Comment">//:</span>
<span id="L3" class="LineNr">  3 </span><span class="Comment">//: This layer will transparently move them to the global segment (assumed to</span>
<span id="L4" class="LineNr">  4 </span><span class="Comment">//: always be the second segment).</span>
<span id="L5" class="LineNr">  5 </span>
<span id="L6" class="LineNr">  6 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L6'>test_transform_literal_string</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L7" class="LineNr">  7 </span>  <a href='011run.cc.html#L82'>run</a><span class="Delimiter">(</span>
<span id="L8" class="LineNr">  8 </span>      <span class="Constant">&quot;== code 0x1</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L9" class="LineNr">  9 </span>      <span class="Constant">&quot;b8/copy  </span><span class="cSpecial">\&quot;</span><span class="Constant">test</span><span class="cSpecial">\&quot;</span><span class="Constant">/imm32</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L10" class="LineNr"> 10 </span>      <span class="Constant">&quot;== data 0x2000</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>  <span class="Comment">// need an empty segment</span>
<span id="L11" class="LineNr"> 11 </span>  <span class="Delimiter">);</span>
<span id="L12" class="LineNr"> 12 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L13" class="LineNr"> 13 </span>      <span class="Constant">&quot;transform: -- move literal strings to data segment</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L14" class="LineNr"> 14 </span>      <span class="Constant">&quot;transform: adding global variable '__subx_global_1' containing </span><span class="cSpecial">\&quot;</span><span class="Constant">test</span><span class="cSpecial">\&quot;\n</span><span class="Constant">&quot;</span>
<span id="L15" class="LineNr"> 15 </span>      <span class="Constant">&quot;transform: <a href='011run.cc.html#L121'>line</a> after transform: 'b8 __subx_global_1'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L16" class="LineNr"> 16 </span>  <span class="Delimiter">);</span>
<span id="L17" class="LineNr"> 17 </span><span class="Delimiter">}</span>
<span id="L18" class="LineNr"> 18 </span>
<span id="L19" class="LineNr"> 19 </span><span class="Comment">//: We don't rely on any transforms running in previous layers, but this layer</span>
<span id="L20" class="LineNr"> 20 </span><span class="Comment">//: knows about labels and global variables and will emit them for previous</span>
<span id="L21" class="LineNr"> 21 </span><span class="Comment">//: layers to transform.</span>
<span id="L22" class="LineNr"> 22 </span><span class="Delimiter">:(after &quot;Begin Transforms&quot;)</span>
<span id="L23" class="LineNr"> 23 </span><a href='031transforms.cc.html#L4'>Transform</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='038literal_strings.cc.html#L30'>transform_literal_strings</a><span class="Delimiter">);</span>
<span id="L24" class="LineNr"> 24 </span>
<span id="L25" class="LineNr"> 25 </span><span class="Delimiter">:(before &quot;End Globals&quot;)</span>
<span id="L26" class="LineNr"> 26 </span><span class="Normal">int</span> Next_auto_global = <span class="Constant">1</span><span class="Delimiter">;</span>
<span id="L27" class="LineNr"> 27 </span><span class="Delimiter">:(before &quot;End Reset&quot;)</span>
<span id="L28" class="LineNr"> 28 </span>Next_auto_global = <span class="Constant">1</span><span class="Delimiter">;</span>
<span id="L29" class="LineNr"> 29 </span><span class="Delimiter">:(code)</span>
<span id="L30" class="LineNr"> 30 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L30'>transform_literal_strings</a><span class="Delimiter">(</span>program&amp; p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L31" class="LineNr"> 31 </span>  <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;-- move literal strings to data segment&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L32" class="LineNr"> 32 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L106'>segments</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L33" class="LineNr"> 33 </span>  vector&lt;line&gt; new_lines<span class="Delimiter">;</span>
<span id="L34" class="LineNr"> 34 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> s = <span class="Constant">0</span><span class="Delimiter">;</span>  s &lt; <a href='001help.cc.html#L168'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L106'>segments</a><span class="Delimiter">);</span>  ++s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L35" class="LineNr"> 35 </span>    segment&amp; seg = p<span class="Delimiter">.</span><a href='011run.cc.html#L106'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>s<span class="Delimiter">);</span>
<span id="L36" class="LineNr"> 36 </span>    <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;segment '&quot;</span> &lt;&lt; seg<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;'&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L37" class="LineNr"> 37 </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#L168'>SIZE</a><span class="Delimiter">(</span>seg<span class="Delimiter">.</span><a href='011run.cc.html#L113'>lines</a><span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L38" class="LineNr"> 38 </span><span class="CommentedCode">//?       cerr &lt;&lt; seg.name &lt;&lt; '/' &lt;&lt; i &lt;&lt; '\n';</span>
<span id="L39" class="LineNr"> 39 </span>      line&amp; <a href='011run.cc.html#L121'>line</a> = seg<span class="Delimiter">.</span><a href='011run.cc.html#L113'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span id="L40" class="LineNr"> 40 </span>      <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span>  j &lt; <a href='001help.cc.html#L168'>SIZE</a><span class="Delimiter">(</span><a href='011run.cc.html#L121'>line</a><span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">);</span>  ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L41" class="LineNr"> 41 </span>        word&amp; curr = <a href='011run.cc.html#L121'>line</a><span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span>
<span id="L42" class="LineNr"> 42 </span>        <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != <span class="Constant">'&quot;'</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L43" class="LineNr"> 43 </span>        ostringstream global_name<span class="Delimiter">;</span>
<span id="L44" class="LineNr"> 44 </span>        global_name &lt;&lt; <span class="Constant">&quot;__subx_global_&quot;</span> &lt;&lt; Next_auto_global<span class="Delimiter">;</span>
<span id="L45" class="LineNr"> 45 </span>        ++Next_auto_global<span class="Delimiter">;</span>
<span id="L46" class="LineNr"> 46 </span>        <a href='038literal_strings.cc.html#L57'>add_global_to_data_segment</a><span class="Delimiter">(</span>global_name<span class="Delimiter">.</span>str<span class="Delimiter">(),</span> curr<span class="Delimiter">,</span> new_lines<span class="Delimiter">);</span>
<span id="L47" class="LineNr"> 47 </span>        curr<span class="Delimiter">.</span>data = global_name<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
<span id="L48" class="LineNr"> 48 </span>      <span class="Delimiter">}</span>
<span id="L49" class="LineNr"> 49 </span>      <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;line after transform: '&quot;</span> &lt;&lt; data_to_string<span class="Delimiter">(</span>line<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;'&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L50" class="LineNr"> 50 </span>    <span class="Delimiter">}</span>
<span id="L51" class="LineNr"> 51 </span>  <span class="Delimiter">}</span>
<span id="L52" class="LineNr"> 52 </span>  segment* data = find<span class="Delimiter">(</span>p<span class="Delimiter">,</span> <span class="Constant">&quot;data&quot;</span><span class="Delimiter">);</span>
<span id="L53" class="LineNr"> 53 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>data<span class="Delimiter">)</span>
<span id="L54" class="LineNr"> 54 </span>    data<span class="Delimiter">-&gt;</span><a href='011run.cc.html#L113'>lines</a><span class="Delimiter">.</span>insert<span class="Delimiter">(</span>data<span class="Delimiter">-&gt;</span><a href='011run.cc.html#L113'>lines</a><span class="Delimiter">.</span>end<span class="Delimiter">(),</span> new_lines<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> new_lines<span class="Delimiter">.</span>end<span class="Delimiter">());</span>
<span id="L55" class="LineNr"> 55 </span><span class="Delimiter">}</span>
<span id="L56" class="LineNr"> 56 </span>
<span id="L57" class="LineNr"> 57 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L57'>add_global_to_data_segment</a><span class="Delimiter">(</span><span class="Normal">const</span> string&amp; <a href='011run.cc.html#L111'>name</a><span class="Delimiter">,</span> <span class="Normal">const</span> word&amp; value<span class="Delimiter">,</span> vector&lt;line&gt;&amp; out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L58" class="LineNr"> 58 </span>  <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;adding global variable '&quot;</span> &lt;&lt; name &lt;&lt; <span class="Constant">&quot;' containing &quot;</span> &lt;&lt; value<span class="Delimiter">.</span>data &lt;&lt; end<span class="Delimiter">();</span>
<span id="L59" class="LineNr"> 59 </span>  <span class="Comment">// emit label</span>
<span id="L60" class="LineNr"> 60 </span>  out<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>label<span class="Delimiter">(</span><a href='011run.cc.html#L111'>name</a><span class="Delimiter">));</span>
<span id="L61" class="LineNr"> 61 </span>  <span class="Comment">// emit size for size-prefixed array</span>
<span id="L62" class="LineNr"> 62 </span>  out<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L121'>line</a><span class="Delimiter">());</span>
<span id="L63" class="LineNr"> 63 </span>  emit_hex_bytes<span class="Delimiter">(</span>out<span class="Delimiter">.</span>back<span class="Delimiter">(),</span> <a href='001help.cc.html#L168'>SIZE</a><span class="Delimiter">(</span>value<span class="Delimiter">.</span>data<span class="Delimiter">)</span>-<span class="Comment">/*</span><span class="Comment">skip quotes</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">4</span><span class="Comment">/*</span><span class="Comment">bytes</span><span class="Comment">*/</span><span class="Delimiter">);</span>
<span id="L64" class="LineNr"> 64 </span>  <span class="Comment">// emit data byte by byte</span>
<span id="L65" class="LineNr"> 65 </span>  out<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L121'>line</a><span class="Delimiter">());</span>
<span id="L66" class="LineNr"> 66 </span>  line&amp; curr = out<span class="Delimiter">.</span>back<span class="Delimiter">();</span>
<span id="L67" class="LineNr"> 67 </span>  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip start quote</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span>  i &lt; <a href='001help.cc.html#L168'>SIZE</a><span class="Delimiter">(</span>value<span class="Delimiter">.</span>data<span class="Delimiter">)</span>-<span class="Comment">/*</span><span class="Comment">skip end quote</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="L68" class="LineNr"> 68 </span>    <span class="Normal">char</span> c = value<span class="Delimiter">.</span>data<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span id="L69" class="LineNr"> 69 </span>    curr<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L127'>word</a><span class="Delimiter">());</span>
<span id="L70" class="LineNr"> 70 </span>    curr<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>data = <a href='032operands.cc.html#L329'>hex_byte_to_string</a><span class="Delimiter">(</span>c<span class="Delimiter">);</span>
<span id="L71" class="LineNr"> 71 </span>    curr<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>string<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">,</span> c<span class="Delimiter">));</span>
<span id="L72" class="LineNr"> 72 </span>  <span class="Delimiter">}</span>
<span id="L73" class="LineNr"> 73 </span><span class="Delimiter">}</span>
<span id="L74" class="LineNr"> 74 </span>
<span id="L75" class="LineNr"> 75 </span><span class="Comment">//: Within strings, whitespace is significant. So we need to redo our instruction</span>
<span id="L76" class="LineNr"> 76 </span><span class="Comment">//: parsing.</span>
<span id="L77" class="LineNr"> 77 </span>
<span id="L78" class="LineNr"> 78 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L78'>test_instruction_with_string_literal</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L79" class="LineNr"> 79 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L80" class="LineNr"> 80 </span>      <span class="Constant">&quot;a </span><span class="cSpecial">\&quot;</span><span class="Constant">abc  def</span><span class="cSpecial">\&quot;</span><span class="Constant"> z</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>  <span class="Comment">// two spaces inside string</span>
<span id="L81" class="LineNr"> 81 </span>  <span class="Delimiter">);</span>
<span id="L82" class="LineNr"> 82 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L83" class="LineNr"> 83 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: a</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L84" class="LineNr"> 84 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: </span><span class="cSpecial">\&quot;</span><span class="Constant">abc  def</span><span class="cSpecial">\&quot;\n</span><span class="Constant">&quot;</span>
<span id="L85" class="LineNr"> 85 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: z</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L86" class="LineNr"> 86 </span>  <span class="Delimiter">);</span>
<span id="L87" class="LineNr"> 87 </span>  <span class="Comment">// no other words</span>
<span id="L88" class="LineNr"> 88 </span>  <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">&quot;parse2&quot;</span><span class="Delimiter">,</span> <span class="Constant">3</span><span class="Delimiter">);</span>
<span id="L89" class="LineNr"> 89 </span><span class="Delimiter">}</span>
<span id="L90" class="LineNr"> 90 </span>
<span id="L91" class="LineNr"> 91 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L91'>test_string_literal_in_data_segment</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L92" class="LineNr"> 92 </span>  <a href='011run.cc.html#L82'>run</a><span class="Delimiter">(</span>
<span id="L93" class="LineNr"> 93 </span>      <span class="Constant">&quot;== code 0x1</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L94" class="LineNr"> 94 </span>      <span class="Constant">&quot;b8/copy  X/imm32</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L95" class="LineNr"> 95 </span>      <span class="Constant">&quot;== data 0x2000</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L96" class="LineNr"> 96 </span>      <span class="Constant">&quot;X:</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L97" class="LineNr"> 97 </span>      <span class="Constant">&quot;</span><span class="cSpecial">\&quot;</span><span class="Constant">test</span><span class="cSpecial">\&quot;</span><span class="Constant">/imm32</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L98" class="LineNr"> 98 </span>  <span class="Delimiter">);</span>
<span id="L99" class="LineNr"> 99 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L100" class="LineNr">100 </span>      <span class="Constant">&quot;transform: -- move literal strings to data segment</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L101" class="LineNr">101 </span>      <span class="Constant">&quot;transform: adding global variable '__subx_global_1' containing </span><span class="cSpecial">\&quot;</span><span class="Constant">test</span><span class="cSpecial">\&quot;\n</span><span class="Constant">&quot;</span>
<span id="L102" class="LineNr">102 </span>      <span class="Constant">&quot;transform: <a href='011run.cc.html#L121'>line</a> after transform: '__subx_global_1'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L103" class="LineNr">103 </span>  <span class="Delimiter">);</span>
<span id="L104" class="LineNr">104 </span><span class="Delimiter">}</span>
<span id="L105" class="LineNr">105 </span>
<span id="L106" class="LineNr">106 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L106'>test_string_literal_with_missing_quote</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L107" class="LineNr">107 </span>  Hide_errors = <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L108" class="LineNr">108 </span>  <a href='011run.cc.html#L82'>run</a><span class="Delimiter">(</span>
<span id="L109" class="LineNr">109 </span>      <span class="Constant">&quot;== code 0x1</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L110" class="LineNr">110 </span>      <span class="Constant">&quot;b8/copy  </span><span class="cSpecial">\&quot;</span><span class="Constant">test/imm32</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L111" class="LineNr">111 </span>      <span class="Constant">&quot;== data 0x2000</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L112" class="LineNr">112 </span>  <span class="Delimiter">);</span>
<span id="L113" class="LineNr">113 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L114" class="LineNr">114 </span>      <span class="Constant">&quot;error: unclosed string in: b8/copy  </span><span class="cSpecial">\&quot;</span><span class="Constant">test/imm32&quot;</span>
<span id="L115" class="LineNr">115 </span>  <span class="Delimiter">);</span>
<span id="L116" class="LineNr">116 </span><span class="Delimiter">}</span>
<span id="L117" class="LineNr">117 </span>
<span id="L118" class="LineNr">118 </span><span class="Delimiter">:(before &quot;End Line Parsing Special-cases(line_data -&gt; l)&quot;)</span>
<span id="L119" class="LineNr">119 </span><span class="Normal">if</span> <span class="Delimiter">(</span>line_data<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">'&quot;'</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>  <span class="Comment">// can cause false-positives, but we can handle them</span>
<span id="L120" class="LineNr">120 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>line_data<span class="Delimiter">,</span> l<span class="Delimiter">);</span>
<span id="L121" class="LineNr">121 </span>  <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L122" class="LineNr">122 </span><span class="Delimiter">}</span>
<span id="L123" class="LineNr">123 </span>
<span id="L124" class="LineNr">124 </span><span class="Delimiter">:(code)</span>
<span id="L125" class="LineNr">125 </span><span class="Normal">void</span> parse_instruction_character_by_character<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; line_data<span class="Delimiter">,</span> vector&lt;line&gt;&amp; out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L126" class="LineNr">126 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>line_data<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="cSpecial">'\n'</span><span class="Delimiter">)</span> != string::npos  &amp;&amp; line_data<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="cSpecial">'\n'</span><span class="Delimiter">)</span> != line_data<span class="Delimiter">.</span>size<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L127" class="LineNr">127 </span>    <a href='003trace.cc.html#L226'>raise</a> &lt;&lt; <span class="Constant">&quot;parse_instruction_character_by_character: should receive only a single <a href='011run.cc.html#L121'>line</a></span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L128" class="LineNr">128 </span>    <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L129" class="LineNr">129 </span>  <span class="Delimiter">}</span>
<span id="L130" class="LineNr">130 </span>  <span class="Comment">// parse literals</span>
<span id="L131" class="LineNr">131 </span>  istringstream in<span class="Delimiter">(</span>line_data<span class="Delimiter">);</span>
<span id="L132" class="LineNr">132 </span>  in &gt;&gt; std::noskipws<span class="Delimiter">;</span>
<span id="L133" class="LineNr">133 </span>  <a href='011run.cc.html#L121'>line</a> result<span class="Delimiter">;</span>
<span id="L134" class="LineNr">134 </span>  result<span class="Delimiter">.</span>original = line_data<span class="Delimiter">;</span>
<span id="L135" class="LineNr">135 </span>  <span class="Comment">// add tokens (words or strings) one by one</span>
<span id="L136" class="LineNr">136 </span>  <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L249'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span>
<span id="L137" class="LineNr">137 </span>    <a href='038literal_strings.cc.html#L205'>skip_whitespace</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span>
<span id="L138" class="LineNr">138 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L139" class="LineNr">139 </span>    <span class="Normal">char</span> c = in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
<span id="L140" class="LineNr">140 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// comment; drop rest of line</span>
<span id="L141" class="LineNr">141 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">':'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// line metadata; skip for now</span>
<span id="L142" class="LineNr">142 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'.'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L143" class="LineNr">143 </span>      <span class="Normal">if</span> <span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// comment token at end of line</span>
<span id="L144" class="LineNr">144 </span>      <span class="Normal">if</span> <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()))</span>
<span id="L145" class="LineNr">145 </span>        <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// '.' followed by space is comment token; skip</span>
<span id="L146" class="LineNr">146 </span>    <span class="Delimiter">}</span>
<span id="L147" class="LineNr">147 </span>    result<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L127'>word</a><span class="Delimiter">());</span>
<span id="L148" class="LineNr">148 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'&quot;'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L149" class="LineNr">149 </span>      <span class="Comment">// string literal; slurp everything between quotes into data</span>
<span id="L150" class="LineNr">150 </span>      ostringstream d<span class="Delimiter">;</span>
<span id="L151" class="LineNr">151 </span>      d &lt;&lt; c<span class="Delimiter">;</span>
<span id="L152" class="LineNr">152 </span>      <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L153" class="LineNr">153 </span>        <span class="Normal">if</span> <span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span>
<span id="L154" class="LineNr">154 </span>          <a href='003trace.cc.html#L226'>raise</a> &lt;&lt; <span class="Constant">&quot;unclosed string in: &quot;</span> &lt;&lt; line_data &lt;&lt; end<span class="Delimiter">();</span>
<span id="L155" class="LineNr">155 </span>          <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L156" class="LineNr">156 </span>        <span class="Delimiter">}</span>
<span id="L157" class="LineNr">157 </span>        in &gt;&gt; c<span class="Delimiter">;</span>
<span id="L158" class="LineNr">158 </span>        <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\\'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L159" class="LineNr">159 </span>          in &gt;&gt; c<span class="Delimiter">;</span>
<span id="L160" class="LineNr">160 </span>          <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'n'</span><span class="Delimiter">)</span> d &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
<span id="L161" class="LineNr">161 </span>          <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'&quot;'</span><span class="Delimiter">)</span> d &lt;&lt; <span class="Constant">'&quot;'</span><span class="Delimiter">;</span>
<span id="L162" class="LineNr">162 </span>          <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\\'</span><span class="Delimiter">)</span> d &lt;&lt; <span class="cSpecial">'\\'</span><span class="Delimiter">;</span>
<span id="L163" class="LineNr">163 </span>          <span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L164" class="LineNr">164 </span>            <a href='003trace.cc.html#L226'>raise</a> &lt;&lt; <span class="Constant">&quot;parse_instruction_character_by_character: unknown escape sequence '</span><span class="cSpecial">\\</span><span class="Constant">&quot;</span> &lt;&lt; c &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L165" class="LineNr">165 </span>            <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L166" class="LineNr">166 </span>          <span class="Delimiter">}</span>
<span id="L167" class="LineNr">167 </span>          <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L168" class="LineNr">168 </span>        <span class="Delimiter">}</span> <span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L169" class="LineNr">169 </span>          d &lt;&lt; c<span class="Delimiter">;</span>
<span id="L170" class="LineNr">170 </span>        <span class="Delimiter">}</span>
<span id="L171" class="LineNr">171 </span>        <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'&quot;'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L172" class="LineNr">172 </span>      <span class="Delimiter">}</span>
<span id="L173" class="LineNr">173 </span>      result<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>data = d<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
<span id="L174" class="LineNr">174 </span>      result<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>original = d<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
<span id="L175" class="LineNr">175 </span>      <span class="Comment">// slurp metadata</span>
<span id="L176" class="LineNr">176 </span>      ostringstream m<span class="Delimiter">;</span>
<span id="L177" class="LineNr">177 </span>      <span class="Normal">while</span> <span class="Delimiter">(</span>!isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">())</span> &amp;&amp; <a href='001help.cc.html#L249'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span>  <span class="Comment">// peek can sometimes trigger eof(), so do it first</span>
<span id="L178" class="LineNr">178 </span>        in &gt;&gt; c<span class="Delimiter">;</span>
<span id="L179" class="LineNr">179 </span>        <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'/'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L180" class="LineNr">180 </span>          <span class="Normal">if</span> <span class="Delimiter">(</span>!m<span class="Delimiter">.</span>str<span class="Delimiter">().</span>empty<span class="Delimiter">())</span> result<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>m<span class="Delimiter">.</span>str<span class="Delimiter">());</span>
<span id="L181" class="LineNr">181 </span>          m<span class="Delimiter">.</span>str<span class="Delimiter">(</span><span class="Constant">&quot;&quot;</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="Normal">else</span> <span class="Delimiter">{</span>
<span id="L184" class="LineNr">184 </span>          m &lt;&lt; c<span class="Delimiter">;</span>
<span id="L185" class="LineNr">185 </span>        <span class="Delimiter">}</span>
<span id="L186" class="LineNr">186 </span>      <span class="Delimiter">}</span>
<span id="L187" class="LineNr">187 </span>      <span class="Normal">if</span> <span class="Delimiter">(</span>!m<span class="Delimiter">.</span>str<span class="Delimiter">().</span>empty<span class="Delimiter">())</span> result<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>m<span class="Delimiter">.</span>str<span class="Delimiter">());</span>
<span id="L188" class="LineNr">188 </span>    <span class="Delimiter">}</span>
<span id="L189" class="LineNr">189 </span>    <span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L190" class="LineNr">190 </span>      <span class="Comment">// not a string literal; slurp all characters until whitespace</span>
<span id="L191" class="LineNr">191 </span>      ostringstream w<span class="Delimiter">;</span>
<span id="L192" class="LineNr">192 </span>      w &lt;&lt; c<span class="Delimiter">;</span>
<span id="L193" class="LineNr">193 </span>      <span class="Normal">while</span> <span class="Delimiter">(</span>!isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">())</span> &amp;&amp; <a href='001help.cc.html#L249'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span>  <span class="Comment">// peek can sometimes trigger eof(), so do it first</span>
<span id="L194" class="LineNr">194 </span>        in &gt;&gt; c<span class="Delimiter">;</span>
<span id="L195" class="LineNr">195 </span>        w &lt;&lt; c<span class="Delimiter">;</span>
<span id="L196" class="LineNr">196 </span>      <span class="Delimiter">}</span>
<span id="L197" class="LineNr">197 </span>      <a href='011run.cc.html#L209'>parse_word</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>str<span class="Delimiter">(),</span> result<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">());</span>
<span id="L198" class="LineNr">198 </span>    <span class="Delimiter">}</span>
<span id="L199" class="LineNr">199 </span>    <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">&quot;parse2&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;word: &quot;</span> &lt;&lt; to_string<span class="Delimiter">(</span>result<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">())</span> &lt;&lt; end<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">if</span> <span class="Delimiter">(</span>!result<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
<span id="L202" class="LineNr">202 </span>    out<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>result<span class="Delimiter">);</span>
<span id="L203" class="LineNr">203 </span><span class="Delimiter">}</span>
<span id="L204" class="LineNr">204 </span>
<span id="L205" class="LineNr">205 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L205'>skip_whitespace</a><span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L206" class="LineNr">206 </span>  <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L249'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()))</span> <span class="Delimiter">{</span>
<span id="L207" class="LineNr">207 </span>    in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
<span id="L208" class="LineNr">208 </span>  <span class="Delimiter">}</span>
<span id="L209" class="LineNr">209 </span><span class="Delimiter">}</span>
<span id="L210" class="LineNr">210 </span>
<span id="L211" class="LineNr">211 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L211'>skip_comment</a><span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L212" class="LineNr">212 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L249'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L213" class="LineNr">213 </span>    in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
<span id="L214" class="LineNr">214 </span>    <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L249'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
<span id="L215" class="LineNr">215 </span>  <span class="Delimiter">}</span>
<span id="L216" class="LineNr">216 </span><span class="Delimiter">}</span>
<span id="L217" class="LineNr">217 </span>
<span id="L218" class="LineNr">218 </span><a href='011run.cc.html#L121'>line</a> label<span class="Delimiter">(</span>string s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L219" class="LineNr">219 </span>  <a href='011run.cc.html#L121'>line</a> result<span class="Delimiter">;</span>
<span id="L220" class="LineNr">220 </span>  result<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L127'>word</a><span class="Delimiter">());</span>
<span id="L221" class="LineNr">221 </span>  result<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>data = <span class="Delimiter">(</span>s+<span class="Constant">&quot;:&quot;</span><span class="Delimiter">);</span>
<span id="L222" class="LineNr">222 </span>  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L223" class="LineNr">223 </span><span class="Delimiter">}</span>
<span id="L224" class="LineNr">224 </span>
<span id="L225" class="LineNr">225 </span><span class="Comment">// helper for tests</span>
<span id="L226" class="LineNr">226 </span><span class="Normal">void</span> parse_instruction_character_by_character<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; line_data<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L227" class="LineNr">227 </span>  vector&lt;line&gt; out<span class="Delimiter">;</span>
<span id="L228" class="LineNr">228 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>line_data<span class="Delimiter">,</span> out<span class="Delimiter">);</span>
<span id="L229" class="LineNr">229 </span><span class="Delimiter">}</span>
<span id="L230" class="LineNr">230 </span>
<span id="L231" class="LineNr">231 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L231'>test_parse2_comment_token_in_middle</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L232" class="LineNr">232 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L233" class="LineNr">233 </span>      <span class="Constant">&quot;a . z</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L234" class="LineNr">234 </span>  <span class="Delimiter">);</span>
<span id="L235" class="LineNr">235 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L236" class="LineNr">236 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: a</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L237" class="LineNr">237 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: z</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L238" class="LineNr">238 </span>  <span class="Delimiter">);</span>
<span id="L239" class="LineNr">239 </span>  <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: .&quot;</span><span class="Delimiter">);</span>
<span id="L240" class="LineNr">240 </span>  <span class="Comment">// no other words</span>
<span id="L241" class="LineNr">241 </span>  <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">&quot;parse2&quot;</span><span class="Delimiter">,</span> <span class="Constant">2</span><span class="Delimiter">);</span>
<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span>
<span id="L243" class="LineNr">243 </span>
<span id="L244" class="LineNr">244 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L244'>test_parse2_word_starting_with_dot</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L245" class="LineNr">245 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L246" class="LineNr">246 </span>      <span class="Constant">&quot;a .b c</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L247" class="LineNr">247 </span>  <span class="Delimiter">);</span>
<span id="L248" class="LineNr">248 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L249" class="LineNr">249 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: a</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L250" class="LineNr">250 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: .b</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L251" class="LineNr">251 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: c</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L252" class="LineNr">252 </span>  <span class="Delimiter">);</span>
<span id="L253" class="LineNr">253 </span><span class="Delimiter">}</span>
<span id="L254" class="LineNr">254 </span>
<span id="L255" class="LineNr">255 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L255'>test_parse2_comment_token_at_start</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L256" class="LineNr">256 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L257" class="LineNr">257 </span>      <span class="Constant">&quot;. a b</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L258" class="LineNr">258 </span>  <span class="Delimiter">);</span>
<span id="L259" class="LineNr">259 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L260" class="LineNr">260 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: a</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L261" class="LineNr">261 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: b</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L262" class="LineNr">262 </span>  <span class="Delimiter">);</span>
<span id="L263" class="LineNr">263 </span>  <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: .&quot;</span><span class="Delimiter">);</span>
<span id="L264" class="LineNr">264 </span><span class="Delimiter">}</span>
<span id="L265" class="LineNr">265 </span>
<span id="L266" class="LineNr">266 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L266'>test_parse2_comment_token_at_end</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L267" class="LineNr">267 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L268" class="LineNr">268 </span>      <span class="Constant">&quot;a b .</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L269" class="LineNr">269 </span>  <span class="Delimiter">);</span>
<span id="L270" class="LineNr">270 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L271" class="LineNr">271 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: a</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L272" class="LineNr">272 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: b</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L273" class="LineNr">273 </span>  <span class="Delimiter">);</span>
<span id="L274" class="LineNr">274 </span>  <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: .&quot;</span><span class="Delimiter">);</span>
<span id="L275" class="LineNr">275 </span><span class="Delimiter">}</span>
<span id="L276" class="LineNr">276 </span>
<span id="L277" class="LineNr">277 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L277'>test_parse2_word_starting_with_dot_at_start</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L278" class="LineNr">278 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L279" class="LineNr">279 </span>      <span class="Constant">&quot;.a b c</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L280" class="LineNr">280 </span>  <span class="Delimiter">);</span>
<span id="L281" class="LineNr">281 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L282" class="LineNr">282 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: .a</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L283" class="LineNr">283 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: b</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L284" class="LineNr">284 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: c</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L285" class="LineNr">285 </span>  <span class="Delimiter">);</span>
<span id="L286" class="LineNr">286 </span><span class="Delimiter">}</span>
<span id="L287" class="LineNr">287 </span>
<span id="L288" class="LineNr">288 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L288'>test_parse2_metadata</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L289" class="LineNr">289 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L290" class="LineNr">290 </span>      <span class="Constant">&quot;.a b/c d</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L291" class="LineNr">291 </span>  <span class="Delimiter">);</span>
<span id="L292" class="LineNr">292 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L293" class="LineNr">293 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: .a</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L294" class="LineNr">294 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: b /c</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L295" class="LineNr">295 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: d</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L296" class="LineNr">296 </span>  <span class="Delimiter">);</span>
<span id="L297" class="LineNr">297 </span><span class="Delimiter">}</span>
<span id="L298" class="LineNr">298 </span>
<span id="L299" class="LineNr">299 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L299'>test_parse2_string_with_metadata</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L300" class="LineNr">300 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L301" class="LineNr">301 </span>      <span class="Constant">&quot;a </span><span class="cSpecial">\&quot;</span><span class="Constant">bc  def</span><span class="cSpecial">\&quot;</span><span class="Constant">/disp32 g</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L302" class="LineNr">302 </span>  <span class="Delimiter">);</span>
<span id="L303" class="LineNr">303 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L304" class="LineNr">304 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: a</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L305" class="LineNr">305 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: </span><span class="cSpecial">\&quot;</span><span class="Constant">bc  def</span><span class="cSpecial">\&quot;</span><span class="Constant"> /disp32</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L306" class="LineNr">306 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: g</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L307" class="LineNr">307 </span>  <span class="Delimiter">);</span>
<span id="L308" class="LineNr">308 </span><span class="Delimiter">}</span>
<span id="L309" class="LineNr">309 </span>
<span id="L310" class="LineNr">310 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L310'>test_parse2_string_with_metadata_at_end</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L311" class="LineNr">311 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L312" class="LineNr">312 </span>      <span class="Constant">&quot;a </span><span class="cSpecial">\&quot;</span><span class="Constant">bc  def</span><span class="cSpecial">\&quot;</span><span class="Constant">/disp32</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L313" class="LineNr">313 </span>  <span class="Delimiter">);</span>
<span id="L314" class="LineNr">314 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L315" class="LineNr">315 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: a</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L316" class="LineNr">316 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: </span><span class="cSpecial">\&quot;</span><span class="Constant">bc  def</span><span class="cSpecial">\&quot;</span><span class="Constant"> /disp32</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L317" class="LineNr">317 </span>  <span class="Delimiter">);</span>
<span id="L318" class="LineNr">318 </span><span class="Delimiter">}</span>
<span id="L319" class="LineNr">319 </span>
<span id="L320" class="LineNr">320 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L320'>test_parse2_string_with_metadata_at_end_of_line_without_newline</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L321" class="LineNr">321 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L322" class="LineNr">322 </span>      <span class="Constant">&quot;68/push </span><span class="cSpecial">\&quot;</span><span class="Constant">test</span><span class="cSpecial">\&quot;</span><span class="Constant">/f&quot;</span>  <span class="Comment">// no newline, which is how calls from parse() will look</span>
<span id="L323" class="LineNr">323 </span>  <span class="Delimiter">);</span>
<span id="L324" class="LineNr">324 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L325" class="LineNr">325 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: 68 /push</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L326" class="LineNr">326 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: </span><span class="cSpecial">\&quot;</span><span class="Constant">test</span><span class="cSpecial">\&quot;</span><span class="Constant"> /f</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L327" class="LineNr">327 </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="Comment">//: Make sure slashes inside strings don't trigger adding stuff from inside the</span>
<span id="L331" class="LineNr">331 </span><span class="Comment">//: string to metadata.</span>
<span id="L332" class="LineNr">332 </span>
<span id="L333" class="LineNr">333 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L333'>test_parse2_string_containing_slashes</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L334" class="LineNr">334 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L335" class="LineNr">335 </span>      <span class="Constant">&quot;a </span><span class="cSpecial">\&quot;</span><span class="Constant">bc/def</span><span class="cSpecial">\&quot;</span><span class="Constant">/disp32</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L336" class="LineNr">336 </span>  <span class="Delimiter">);</span>
<span id="L337" class="LineNr">337 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L338" class="LineNr">338 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: </span><span class="cSpecial">\&quot;</span><span class="Constant">bc/def</span><span class="cSpecial">\&quot;</span><span class="Constant"> /disp32</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
<span id="L339" class="LineNr">339 </span>  <span class="Delimiter">);</span>
<span id="L340" class="LineNr">340 </span><span class="Delimiter">}</span>
<span id="L341" class="LineNr">341 </span>
<span id="L342" class="LineNr">342 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L342'>test_instruction_with_string_literal_with_escaped_quote</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L343" class="LineNr">343 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L344" class="LineNr">344 </span>      <span class="Constant">&quot;</span><span class="cSpecial">\&quot;</span><span class="Constant">a</span><span class="cSpecial">\\\&quot;</span><span class="Constant">b</span><span class="cSpecial">\&quot;\n</span><span class="Constant">&quot;</span>  <span class="Comment">// escaped quote inside string</span>
<span id="L345" class="LineNr">345 </span>  <span class="Delimiter">);</span>
<span id="L346" class="LineNr">346 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L347" class="LineNr">347 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: </span><span class="cSpecial">\&quot;</span><span class="Constant">a</span><span class="cSpecial">\&quot;</span><span class="Constant">b</span><span class="cSpecial">\&quot;\n</span><span class="Constant">&quot;</span>
<span id="L348" class="LineNr">348 </span>  <span class="Delimiter">);</span>
<span id="L349" class="LineNr">349 </span>  <span class="Comment">// no other words</span>
<span id="L350" class="LineNr">350 </span>  <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">&quot;parse2&quot;</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span>
<span id="L351" class="LineNr">351 </span><span class="Delimiter">}</span>
<span id="L352" class="LineNr">352 </span>
<span id="L353" class="LineNr">353 </span><span class="Normal">void</span> <a href='038literal_strings.cc.html#L353'>test_instruction_with_string_literal_with_escaped_backslash</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L354" class="LineNr">354 </span>  parse_instruction_character_by_character<span class="Delimiter">(</span>
<span id="L355" class="LineNr">355 </span>      <span class="Constant">&quot;</span><span class="cSpecial">\&quot;</span><span class="Constant">a</span><span class="cSpecial">\\\\</span><span class="Constant">b</span><span class="cSpecial">\&quot;\n</span><span class="Constant">&quot;</span>  <span class="Comment">// escaped backslash inside string</span>
<span id="L356" class="LineNr">356 </span>  <span class="Delimiter">);</span>
<span id="L357" class="LineNr">357 </span>  <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L358" class="LineNr">358 </span>      <span class="Constant">&quot;parse2: <a href='011run.cc.html#L127'>word</a>: </span><span class="cSpecial">\&quot;</span><span class="Constant">a</span><span class="cSpecial">\\</span><span class="Constant">b</span><span class="cSpecial">\&quot;\n</span><span class="Constant">&quot;</span>
<span id="L359" class="LineNr">359 </span>  <span class="Delimiter">);</span>
<span id="L360" class="LineNr">360 </span>  <span class="Comment">// no other words</span>
<span id="L361" class="LineNr">361 </span>  <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">&quot;parse2&quot;</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span>
<span id="L362" class="LineNr">362 </span><span class="Delimiter">}</span>
</pre>
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