4892

2 files changed, 18 insertions, 12 deletions

diff --git a/html/subx/051test.subx.html b/html/subx/051test.subx.html
index dbbbe4dd..c67b3f67 100644
--- a/html/subx/051test.subx.html
+++ b/html/subx/051test.subx.html
@@ -117,14 +117,14 @@ if ('onhashchange' in window) {
 <span id="L58" class="LineNr">58 </span>    81          0/subop/add         3/mod/direct    4/rm32/ESP   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>         <span class="Normal"> . </span>              8/imm32           <span class="subxComment"># add to ESP</span>
 <span id="L59" class="LineNr">59 </span>    <span class="subxS1Comment"># . _write(2/stderr, Newline)</span>
 <span id="L60" class="LineNr">60 </span>    <span class="subxS2Comment"># . . push args</span>
-<span id="L61" class="LineNr">61 </span>    68/push  <span class="SpecialChar"><a href='051test.subx.html#L81'>Newline</a></span>/imm32
+<span id="L61" class="LineNr">61 </span>    68/push  <span class="SpecialChar"><a href='051test.subx.html#L83'>Newline</a></span>/imm32
 <span id="L62" class="LineNr">62 </span>    68/push  2/imm32/stderr
 <span id="L63" class="LineNr">63 </span>    <span class="subxS2Comment"># . . call</span>
 <span id="L64" class="LineNr">64 </span>    e8/call  <a href='050_write.subx.html#L14'>_write</a>/disp32
 <span id="L65" class="LineNr">65 </span>    <span class="subxS2Comment"># . . discard args</span>
 <span id="L66" class="LineNr">66 </span>    81          0/subop/add         3/mod/direct    4/rm32/ESP   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>         <span class="Normal"> . </span>              8/imm32           <span class="subxComment"># add to ESP</span>
 <span id="L67" class="LineNr">67 </span>    <span class="subxComment"># increment Num-test-failures</span>
-<span id="L68" class="LineNr">68 </span>    ff          0/subop/increment   0/mod/indirect  5/rm32/.disp32           <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>          <span class="SpecialChar"><a href='051test.subx.html#L87'>Num-test-failures</a></span>/disp32          <span class="subxComment"># increment *Num-test-failures</span>
+<span id="L68" class="LineNr">68 </span>    ff          0/subop/increment   0/mod/indirect  5/rm32/.disp32           <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>          <span class="SpecialChar"><a href='051test.subx.html#L90'>Num-test-failures</a></span>/disp32          <span class="subxComment"># increment *Num-test-failures</span>
 <span id="L69" class="LineNr">69 </span><span class="Constant">$check-ints-equal:end</span>:
 <span id="L70" class="LineNr">70 </span>    <span class="subxS1Comment"># . restore registers</span>
 <span id="L71" class="LineNr">71 </span>    5b/pop-to-EBX
@@ -137,16 +137,19 @@ if ('onhashchange' in window) {
 <span id="L78" class="LineNr">78 </span>
 <span id="L79" class="LineNr">79 </span>== data
 <span id="L80" class="LineNr">80 </span>
-<span id="L81" class="LineNr">81 </span><span class="SpecialChar"><a href='051test.subx.html#L81'>Newline</a></span>:
-<span id="L82" class="LineNr">82 </span>    <span class="subxComment"># size</span>
-<span id="L83" class="LineNr">83 </span>    01 00 00 00
-<span id="L84" class="LineNr">84 </span>    <span class="subxComment"># data</span>
-<span id="L85" class="LineNr">85 </span>    0a/newline
-<span id="L86" class="LineNr">86 </span>
-<span id="L87" class="LineNr">87 </span><span class="SpecialChar"><a href='051test.subx.html#L87'>Num-test-failures</a></span>:
-<span id="L88" class="LineNr">88 </span>    00 00 00 00
-<span id="L89" class="LineNr">89 </span>
-<span id="L90" class="LineNr">90 </span><span class="subxS2Comment"># . . vim&#0058;nowrap:textwidth=0</span>
+<span id="L81" class="LineNr">81 </span><span class="subxComment"># length-prefixed string containing just a single newline</span>
+<span id="L82" class="LineNr">82 </span><span class="subxComment"># convenient to have when printing messages and so on</span>
+<span id="L83" class="LineNr">83 </span><span class="SpecialChar"><a href='051test.subx.html#L83'>Newline</a></span>:
+<span id="L84" class="LineNr">84 </span>    <span class="subxComment"># size</span>
+<span id="L85" class="LineNr">85 </span>    01 00 00 00
+<span id="L86" class="LineNr">86 </span>    <span class="subxComment"># data</span>
+<span id="L87" class="LineNr">87 </span>    0a/newline
+<span id="L88" class="LineNr">88 </span>
+<span id="L89" class="LineNr">89 </span><span class="subxComment"># every test failure increments this counter</span>
+<span id="L90" class="LineNr">90 </span><span class="SpecialChar"><a href='051test.subx.html#L90'>Num-test-failures</a></span>:
+<span id="L91" class="LineNr">91 </span>    00 00 00 00
+<span id="L92" class="LineNr">92 </span>
+<span id="L93" class="LineNr">93 </span><span class="subxS2Comment"># . . vim&#0058;nowrap:textwidth=0</span>
 </pre>
 </body>
 </html>
diff --git a/subx/051test.subx b/subx/051test.subx
index e0b91d17..08d1d6f6 100644
--- a/subx/051test.subx
+++ b/subx/051test.subx
@@ -78,12 +78,15 @@ $check-ints-equal:end:
 
 == data
 
+# length-prefixed string containing just a single newline
+# convenient to have when printing messages and so on
 Newline:
     # size
     01 00 00 00
     # data
     0a/newline
 
+# every test failure increments this counter
 Num-test-failures:
     00 00 00 00