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[hcoop/debian/mlton.git] / doc / guide / localhost / Bugs20070826
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22<a href="./Home">MLton 20180207</a>\r
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25<div id="header">\r
26<h1>Bugs20070826</h1>\r
27</div>\r
28<div id="content">\r
29<div id="preamble">\r
30<div class="sectionbody">\r
31<div class="paragraph"><p>Here are the known bugs in <a href="Release20070826">MLton 20070826</a>, listed\r
32in reverse chronological order of date reported.</p></div>\r
33<div class="ulist"><ul>\r
34<li>\r
35<p>\r
36<a id="bug25"></a>\r
37Bug 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.\r
38</p>\r
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>\r
40</li>\r
41<li>\r
42<p>\r
43<a id="bug24"></a>\r
44Bug in elaboration of <span class="monospaced">datatype</span> declarations with <span class="monospaced">withtype</span> bindings.\r
45</p>\r
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>\r
47</li>\r
48<li>\r
49<p>\r
50<a id="bug23"></a>\r
51Performance bug in <a href="RefFlatten">RefFlatten</a> optimization pass.\r
52</p>\r
53<div class="paragraph"><p>Thanks to Reactive Systems for the bug report.</p></div>\r
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>\r
55</li>\r
56<li>\r
57<p>\r
58<a id="bug22"></a>\r
59Performance bug in <a href="SimplifyTypes">SimplifyTypes</a> optimization pass.\r
60</p>\r
61<div class="paragraph"><p>Thanks to Reactive Systems for the bug report.</p></div>\r
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>\r
63</li>\r
64<li>\r
65<p>\r
66<a id="bug21"></a>\r
67Bug in amd64 codegen register allocation of indirect C calls.\r
68</p>\r
69<div class="paragraph"><p>Thanks to David Hansel for the bug report.</p></div>\r
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>\r
71</li>\r
72<li>\r
73<p>\r
74<a id="bug20"></a>\r
75Bug 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.\r
76</p>\r
77<div class="paragraph"><p>Thanks to David Hansel for the bug report.</p></div>\r
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>\r
79</li>\r
80<li>\r
81<p>\r
82<a id="bug19"></a>\r
83Bug in <span class="monospaced">IntInf.~&gt;&gt;</span> that could cause a <span class="monospaced">glibc</span> assertion.\r
84</p>\r
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>\r
86</li>\r
87<li>\r
88<p>\r
89<a id="bug18"></a>\r
90Bug in the return type of <span class="monospaced">MLton.Process.reap</span>.\r
91</p>\r
92<div class="paragraph"><p>Thanks to Risto Saarelma for the bug report.</p></div>\r
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>\r
94</li>\r
95<li>\r
96<p>\r
97<a id="bug17"></a>\r
98Bug in <span class="monospaced">MLton.size</span> and <span class="monospaced">MLton.share</span> when tracing the current stack.\r
99</p>\r
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>\r
101</li>\r
102<li>\r
103<p>\r
104<a id="bug16"></a>\r
105Bug in nested <span class="monospaced">_export</span>/<span class="monospaced">_import</span> functions.\r
106</p>\r
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>\r
108</li>\r
109<li>\r
110<p>\r
111<a id="bug15"></a>\r
112Bug in the name mangling of <span class="monospaced">_import</span>-ed functions with the <span class="monospaced">stdcall</span> convention.\r
113</p>\r
114<div class="paragraph"><p>Thanks to Lars Bergstrom for the bug report.</p></div>\r
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>\r
116</li>\r
117<li>\r
118<p>\r
119<a id="bug14"></a>\r
120Bug in Windows code to page the heap to disk when unable to grow the heap to a desired size.\r
121</p>\r
122<div class="paragraph"><p>Thanks to Sami Evangelista for the bug report.</p></div>\r
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>\r
124</li>\r
125<li>\r
126<p>\r
127<a id="bug13"></a>\r
128Bug in \*NIX code to page the heap to disk when unable to grow the heap to a desired size.\r
129</p>\r
130<div class="paragraph"><p>Thanks to Nicolas Bertolotti for the bug report and patch.</p></div>\r
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>\r
132</li>\r
133<li>\r
134<p>\r
135<a id="bug12"></a>\r
136Space-safety bug in pass to <a href="RefFlatten"> flatten refs</a> into containing data structure.\r
137</p>\r
138<div class="paragraph"><p>Thanks to Daniel Spoonhower for the bug report and initial diagnosis and patch.</p></div>\r
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>\r
140</li>\r
141<li>\r
142<p>\r
143<a id="bug11"></a>\r
144Bug in the frontend that rejected <span class="monospaced">op longvid</span> patterns and expressions.\r
145</p>\r
146<div class="paragraph"><p>Thanks to Florian Weimer for the bug report.</p></div>\r
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>\r
148</li>\r
149<li>\r
150<p>\r
151<a id="bug10"></a>\r
152Bug 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.\r
153</p>\r
154<div class="paragraph"><p>Thanks to Ville Laurikari for the bug report.</p></div>\r
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>\r
156</li>\r
157<li>\r
158<p>\r
159<a id="bug09"></a>\r
160Bug 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.\r
161</p>\r
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>\r
163</li>\r
164<li>\r
165<p>\r
166<a id="bug08"></a>\r
167Bug 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.\r
168</p>\r
169<div class="paragraph"><p>Thanks to Dave Herman for the bug report.</p></div>\r
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>\r
171</li>\r
172<li>\r
173<p>\r
174<a id="bug07"></a>\r
175Bug in type inference of flexible records. This would later cause the compiler to raise the <span class="monospaced">TypeError</span> exception.\r
176</p>\r
177<div class="paragraph"><p>Thanks to Wesley Terpstra for the bug report.</p></div>\r
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>\r
179</li>\r
180<li>\r
181<p>\r
182<a id="bug06"></a>\r
183Bug in cross-compilation of <span class="monospaced">gdtoa</span> library.\r
184</p>\r
185<div class="paragraph"><p>Thanks to Wesley Terpstra for the bug report and patch.</p></div>\r
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>\r
187</li>\r
188<li>\r
189<p>\r
190<a id="bug05"></a>\r
191Bug in pass to <a href="RefFlatten"> flatten refs</a> into containing data structure.\r
192</p>\r
193<div class="paragraph"><p>Thanks to Ruy Ley-Wild for the bug report.</p></div>\r
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>\r
195</li>\r
196<li>\r
197<p>\r
198<a id="bug04"></a>\r
199Bug in the handling of weak pointers by the mark-compact garbage collector.\r
200</p>\r
201<div class="paragraph"><p>Thanks to Sean McLaughlin for the bug report and Florian Weimer for the initial diagnosis.</p></div>\r
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>\r
203</li>\r
204<li>\r
205<p>\r
206<a id="bug03"></a>\r
207Bug in the elaboration of structures with signature constraints. This would later cause the compiler to raise the <span class="monospaced">TypeError</span> exception.\r
208</p>\r
209<div class="paragraph"><p>Thanks to Vesa Karvonen for the bug report.</p></div>\r
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>\r
211</li>\r
212<li>\r
213<p>\r
214<a id="bug02"></a>\r
215Bug in the interaction of <span class="monospaced">_export</span>-ed functions and signal handlers.\r
216</p>\r
217<div class="paragraph"><p>Thanks to Sean McLaughlin for the bug report.</p></div>\r
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>\r
219</li>\r
220<li>\r
221<p>\r
222<a id="bug01"></a>\r
223Bug in the implementation of <span class="monospaced">_export</span>-ed functions using the <span class="monospaced">char</span> type, leading to a linker error.\r
224</p>\r
225<div class="paragraph"><p>Thanks to Katsuhiro Ueno for the bug report.</p></div>\r
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>\r
227</li>\r
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