doc/guide/localhost/Bugs20070826

   1 <!DOCTYPE html>
   2 <html lang="en">
   3 <head>
   4 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
   5 <meta name="generator" content="AsciiDoc 8.6.9">
   6 <title>Bugs20070826</title>
   7 <link rel="stylesheet" href="./asciidoc.css" type="text/css">
   8 <link rel="stylesheet" href="./pygments.css" type="text/css">
   9
  10
  11 <script type="text/javascript" src="./asciidoc.js"></script>
  12 <script type="text/javascript">
  13 /*<![CDATA[*/
  14 asciidoc.install();
  15 /*]]>*/
  16 </script>
  17 <link rel="stylesheet" href="./mlton.css" type="text/css">
  18 </head>
  19 <body class="article">
  20 <div id="banner">
  21 <div id="banner-home">
  22 <a href="./Home">MLton 20180207</a>
  23 </div>
  24 </div>
  25 <div id="header">
  26 <h1>Bugs20070826</h1>
  27 </div>
  28 <div id="content">
  29 <div id="preamble">
  30 <div class="sectionbody">
  31 <div class="paragraph"><p>Here are the known bugs in <a href="Release20070826">MLton 20070826</a>, listed
  32 in reverse chronological order of date reported.</p></div>
  33 <div class="ulist"><ul>
  34 <li>
  35 <p>
  36 <a id="bug25"></a>
  37 Bug in the mark-compact garbage collector where the C library&#8217;s <span class="monospaced">memcpy</span> was used to move objects during the compaction phase; this could lead to heap corruption and segmentation faults with newer versions of gcc and/or glibc, which assume that src and dst in a <span class="monospaced">memcpy</span> do not overlap.
  38 </p>
  39 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7461"><span class="monospaced">r7461</span></a>.</p></div>
  40 </li>
  41 <li>
  42 <p>
  43 <a id="bug24"></a>
  44 Bug in elaboration of <span class="monospaced">datatype</span> declarations with <span class="monospaced">withtype</span> bindings.
  45 </p>
  46 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7434"><span class="monospaced">r7434</span></a>.</p></div>
  47 </li>
  48 <li>
  49 <p>
  50 <a id="bug23"></a>
  51 Performance bug in <a href="RefFlatten">RefFlatten</a> optimization pass.
  52 </p>
  53 <div class="paragraph"><p>Thanks to Reactive Systems for the bug report.</p></div>
  54 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7379"><span class="monospaced">r7379</span></a>.</p></div>
  55 </li>
  56 <li>
  57 <p>
  58 <a id="bug22"></a>
  59 Performance bug in <a href="SimplifyTypes">SimplifyTypes</a> optimization pass.
  60 </p>
  61 <div class="paragraph"><p>Thanks to Reactive Systems for the bug report.</p></div>
  62 <div class="paragraph"><p>Fixed by revisions <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7377"><span class="monospaced">r7377</span></a> and <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7378"><span class="monospaced">r7378</span></a>.</p></div>
  63 </li>
  64 <li>
  65 <p>
  66 <a id="bug21"></a>
  67 Bug in amd64 codegen register allocation of indirect C calls.
  68 </p>
  69 <div class="paragraph"><p>Thanks to David Hansel for the bug report.</p></div>
  70 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7368"><span class="monospaced">r7368</span></a>.</p></div>
  71 </li>
  72 <li>
  73 <p>
  74 <a id="bug20"></a>
  75 Bug in <span class="monospaced">IntInf.scan</span> and <span class="monospaced">IntInf.fromString</span> where leading spaces were only accepted if the stream had an explicit sign character.
  76 </p>
  77 <div class="paragraph"><p>Thanks to David Hansel for the bug report.</p></div>
  78 <div class="paragraph"><p>Fixed by revisions <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7227"><span class="monospaced">r7227</span></a> and <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7230"><span class="monospaced">r7230</span></a>.</p></div>
  79 </li>
  80 <li>
  81 <p>
  82 <a id="bug19"></a>
  83 Bug in <span class="monospaced">IntInf.~&gt;&gt;</span> that could cause a <span class="monospaced">glibc</span> assertion.
  84 </p>
  85 <div class="paragraph"><p>Fixed by revisions <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7083"><span class="monospaced">r7083</span></a>, <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7084"><span class="monospaced">r7084</span></a>, and <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7085"><span class="monospaced">r7085</span></a>.</p></div>
  86 </li>
  87 <li>
  88 <p>
  89 <a id="bug18"></a>
  90 Bug in the return type of <span class="monospaced">MLton.Process.reap</span>.
  91 </p>
  92 <div class="paragraph"><p>Thanks to Risto Saarelma for the bug report.</p></div>
  93 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r7029"><span class="monospaced">r7029</span></a>.</p></div>
  94 </li>
  95 <li>
  96 <p>
  97 <a id="bug17"></a>
  98 Bug in <span class="monospaced">MLton.size</span> and <span class="monospaced">MLton.share</span> when tracing the current stack.
  99 </p>
 100 <div class="paragraph"><p>Fixed by revisions <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6978"><span class="monospaced">r6978</span></a>, <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6981"><span class="monospaced">r6981</span></a>, <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6988"><span class="monospaced">r6988</span></a>, <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6989"><span class="monospaced">r6989</span></a>, and <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6990"><span class="monospaced">r6990</span></a>.</p></div>
 101 </li>
 102 <li>
 103 <p>
 104 <a id="bug16"></a>
 105 Bug in nested <span class="monospaced">_export</span>/<span class="monospaced">_import</span> functions.
 106 </p>
 107 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6919"><span class="monospaced">r6919</span></a>.</p></div>
 108 </li>
 109 <li>
 110 <p>
 111 <a id="bug15"></a>
 112 Bug in the name mangling of <span class="monospaced">_import</span>-ed functions with the <span class="monospaced">stdcall</span> convention.
 113 </p>
 114 <div class="paragraph"><p>Thanks to Lars Bergstrom for the bug report.</p></div>
 115 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6672"><span class="monospaced">r6672</span></a>.</p></div>
 116 </li>
 117 <li>
 118 <p>
 119 <a id="bug14"></a>
 120 Bug in Windows code to page the heap to disk when unable to grow the heap to a desired size.
 121 </p>
 122 <div class="paragraph"><p>Thanks to Sami Evangelista for the bug report.</p></div>
 123 <div class="paragraph"><p>Fixed by revisions <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6600"><span class="monospaced">r6600</span></a> and <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6624"><span class="monospaced">r6624</span></a>.</p></div>
 124 </li>
 125 <li>
 126 <p>
 127 <a id="bug13"></a>
 128 Bug in \*NIX code to page the heap to disk when unable to grow the heap to a desired size.
 129 </p>
 130 <div class="paragraph"><p>Thanks to Nicolas Bertolotti for the bug report and patch.</p></div>
 131 <div class="paragraph"><p>Fixed by revisions <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6596"><span class="monospaced">r6596</span></a> and <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6600"><span class="monospaced">r6600</span></a>.</p></div>
 132 </li>
 133 <li>
 134 <p>
 135 <a id="bug12"></a>
 136 Space-safety bug in pass to <a href="RefFlatten"> flatten refs</a> into containing data structure.
 137 </p>
 138 <div class="paragraph"><p>Thanks to Daniel Spoonhower for the bug report and initial diagnosis and patch.</p></div>
 139 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6395"><span class="monospaced">r6395</span></a>.</p></div>
 140 </li>
 141 <li>
 142 <p>
 143 <a id="bug11"></a>
 144 Bug in the frontend that rejected <span class="monospaced">op longvid</span> patterns and expressions.
 145 </p>
 146 <div class="paragraph"><p>Thanks to Florian Weimer for the bug report.</p></div>
 147 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6347"><span class="monospaced">r6347</span></a>.</p></div>
 148 </li>
 149 <li>
 150 <p>
 151 <a id="bug10"></a>
 152 Bug in the <a href="http://www.standardml.org/Basis/imperative-io.html#SIG:IMPERATIVE_IO.canInput:VAL"><span class="monospaced">IMPERATIVE_IO.canInput</span></a> function of the <a href="BasisLibrary">Basis Library</a> implementation.
 153 </p>
 154 <div class="paragraph"><p>Thanks to Ville Laurikari for the bug report.</p></div>
 155 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6261"><span class="monospaced">r6261</span></a>.</p></div>
 156 </li>
 157 <li>
 158 <p>
 159 <a id="bug09"></a>
 160 Bug in algebraic simplification of real primitives.  <a href="http://www.standardml.org/Basis/real.html#SIG:REAL.\|@LTE\|:VAL"><span class="monospaced">REAL<em>&lt;N&gt;</em>.&lt;=(x, x)</span></a> is <span class="monospaced">false</span> when <span class="monospaced">x</span> is NaN.
 161 </p>
 162 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6242"><span class="monospaced">r6242</span></a>.</p></div>
 163 </li>
 164 <li>
 165 <p>
 166 <a id="bug08"></a>
 167 Bug in the FFI visible representation of <span class="monospaced">Int16.int ref</span> (and references of other primitive types smaller than 32-bits) on big-endian platforms.
 168 </p>
 169 <div class="paragraph"><p>Thanks to Dave Herman for the bug report.</p></div>
 170 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6267"><span class="monospaced">r6267</span></a>.</p></div>
 171 </li>
 172 <li>
 173 <p>
 174 <a id="bug07"></a>
 175 Bug in type inference of flexible records.  This would later cause the compiler to raise the <span class="monospaced">TypeError</span> exception.
 176 </p>
 177 <div class="paragraph"><p>Thanks to Wesley Terpstra for the bug report.</p></div>
 178 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6229"><span class="monospaced">r6229</span></a>.</p></div>
 179 </li>
 180 <li>
 181 <p>
 182 <a id="bug06"></a>
 183 Bug in cross-compilation of <span class="monospaced">gdtoa</span> library.
 184 </p>
 185 <div class="paragraph"><p>Thanks to Wesley Terpstra for the bug report and patch.</p></div>
 186 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6620"><span class="monospaced">r6620</span></a>.</p></div>
 187 </li>
 188 <li>
 189 <p>
 190 <a id="bug05"></a>
 191 Bug in pass to <a href="RefFlatten"> flatten refs</a> into containing data structure.
 192 </p>
 193 <div class="paragraph"><p>Thanks to Ruy Ley-Wild for the bug report.</p></div>
 194 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6191"><span class="monospaced">r6191</span></a>.</p></div>
 195 </li>
 196 <li>
 197 <p>
 198 <a id="bug04"></a>
 199 Bug in the handling of weak pointers by the mark-compact garbage collector.
 200 </p>
 201 <div class="paragraph"><p>Thanks to Sean McLaughlin for the bug report and Florian Weimer for the initial diagnosis.</p></div>
 202 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6183"><span class="monospaced">r6183</span></a>.</p></div>
 203 </li>
 204 <li>
 205 <p>
 206 <a id="bug03"></a>
 207 Bug in the elaboration of structures with signature constraints.  This would later cause the compiler to raise the <span class="monospaced">TypeError</span> exception.
 208 </p>
 209 <div class="paragraph"><p>Thanks to Vesa Karvonen for the bug report.</p></div>
 210 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6046"><span class="monospaced">r6046</span></a>.</p></div>
 211 </li>
 212 <li>
 213 <p>
 214 <a id="bug02"></a>
 215 Bug in the interaction of <span class="monospaced">_export</span>-ed functions and signal handlers.
 216 </p>
 217 <div class="paragraph"><p>Thanks to Sean McLaughlin for the bug report.</p></div>
 218 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r6013"><span class="monospaced">r6013</span></a>.</p></div>
 219 </li>
 220 <li>
 221 <p>
 222 <a id="bug01"></a>
 223 Bug in the implementation of <span class="monospaced">_export</span>-ed functions using the <span class="monospaced">char</span> type, leading to a linker error.
 224 </p>
 225 <div class="paragraph"><p>Thanks to Katsuhiro Ueno for the bug report.</p></div>
 226 <div class="paragraph"><p>Fixed by revision <a href="https://github.com/MLton/mlton/commit/%3A%2FSVN%20r5999"><span class="monospaced">r5999</span></a>.</p></div>
 227 </li>
 228 </ul></div>
 229 </div>
 230 </div>
 231 </div>
 232 <div id="footnotes"><hr></div>
 233 <div id="footer">
 234 <div id="footer-text">
 235 </div>
 236 <div id="footer-badges">
 237 </div>
 238 </div>
 239 </body>
 240 </html>