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22 | <a href="./Home">MLton 20180207</a>\r | |
23 | </div>\r | |
24 | </div>\r | |
25 | <div id="header">\r | |
26 | <h1>FAQ</h1>\r | |
27 | <div id="toc"> | |
28 | <div id="toctitle">Table of Contents</div> | |
29 | <noscript><p><b>JavaScript must be enabled in your browser to display the table of contents.</b></p></noscript> | |
30 | </div>\r | |
31 | </div>\r | |
32 | <div id="content">\r | |
33 | <div id="preamble">\r | |
34 | <div class="sectionbody">\r | |
35 | <div class="paragraph"><p>Feel free to ask questions and to update answers by editing this page.\r | |
36 | Since we try to make as much information as possible available on the\r | |
37 | web site and we like to avoid duplication, many of the answers are\r | |
38 | simply links to a web page that answers the question.</p></div>\r | |
39 | </div>\r | |
40 | </div>\r | |
41 | <div class="sect1">\r | |
42 | <h2 id="_how_do_you_pronounce_mlton">How do you pronounce MLton?</h2>\r | |
43 | <div class="sectionbody">\r | |
44 | <div class="paragraph"><p><a href="Pronounce">Pronounce</a></p></div>\r | |
45 | </div>\r | |
46 | </div>\r | |
47 | <div class="sect1">\r | |
48 | <h2 id="_what_sml_software_has_been_ported_to_mlton">What SML software has been ported to MLton?</h2>\r | |
49 | <div class="sectionbody">\r | |
50 | <div class="paragraph"><p><a href="Libraries">Libraries</a></p></div>\r | |
51 | </div>\r | |
52 | </div>\r | |
53 | <div class="sect1">\r | |
54 | <h2 id="_what_graphical_libraries_are_available_for_mlton">What graphical libraries are available for MLton?</h2>\r | |
55 | <div class="sectionbody">\r | |
56 | <div class="paragraph"><p><a href="Libraries">Libraries</a></p></div>\r | |
57 | </div>\r | |
58 | </div>\r | |
59 | <div class="sect1">\r | |
60 | <h2 id="_how_does_mlton_8217_s_performance_compare_to_other_sml_compilers_and_to_other_languages">How does MLton’s performance compare to other SML compilers and to other languages?</h2>\r | |
61 | <div class="sectionbody">\r | |
62 | <div class="paragraph"><p>MLton has <a href="Performance">excellent performance</a>.</p></div>\r | |
63 | </div>\r | |
64 | </div>\r | |
65 | <div class="sect1">\r | |
66 | <h2 id="_does_mlton_treat_monomorphic_arrays_and_vectors_specially">Does MLton treat monomorphic arrays and vectors specially?</h2>\r | |
67 | <div class="sectionbody">\r | |
68 | <div class="paragraph"><p>MLton implements monomorphic arrays and vectors (e.g. <span class="monospaced">BoolArray</span>,\r | |
69 | <span class="monospaced">Word8Vector</span>) exactly as instantiations of their polymorphic\r | |
70 | counterpart (e.g. <span class="monospaced">bool array</span>, <span class="monospaced">Word8.word vector</span>). Thus, there is\r | |
71 | no need to use the monomorphic versions except when required to\r | |
72 | interface with the <a href="BasisLibrary">Basis Library</a> or for portability\r | |
73 | with other SML implementations.</p></div>\r | |
74 | </div>\r | |
75 | </div>\r | |
76 | <div class="sect1">\r | |
77 | <h2 id="_why_do_i_get_a_segfault_bus_error_in_a_program_that_uses_span_class_monospaced_intinf_span_span_class_monospaced_largeint_span_to_calculate_numbers_with_several_hundred_thousand_digits">Why do I get a Segfault/Bus error in a program that uses <span class="monospaced">IntInf</span>/<span class="monospaced">LargeInt</span> to calculate numbers with several hundred thousand digits?</h2>\r | |
78 | <div class="sectionbody">\r | |
79 | <div class="paragraph"><p><a href="GnuMP">GnuMP</a></p></div>\r | |
80 | </div>\r | |
81 | </div>\r | |
82 | <div class="sect1">\r | |
83 | <h2 id="_how_can_i_decrease_compile_time_memory_usage">How can I decrease compile-time memory usage?</h2>\r | |
84 | <div class="sectionbody">\r | |
85 | <div class="ulist"><ul>\r | |
86 | <li>\r | |
87 | <p>\r | |
88 | Compile with <span class="monospaced">-verbose 3</span> to find out if the problem is due to an\r | |
89 | SSA optimization pass. If so, compile with <span class="monospaced">-disable-pass <em>pass</em></span> to\r | |
90 | skip that pass.\r | |
91 | </p>\r | |
92 | </li>\r | |
93 | <li>\r | |
94 | <p>\r | |
95 | Compile with <span class="monospaced">@MLton hash-cons 0.5 --</span>, which will instruct the\r | |
96 | runtime to hash cons the heap every other GC.\r | |
97 | </p>\r | |
98 | </li>\r | |
99 | <li>\r | |
100 | <p>\r | |
101 | Compile with <span class="monospaced">-polyvariance false</span>, which is an undocumented option\r | |
102 | that causes less code duplication.\r | |
103 | </p>\r | |
104 | </li>\r | |
105 | </ul></div>\r | |
106 | <div class="paragraph"><p>Also, please <a href="Contact">Contact</a> us to let us know the problem to help us\r | |
107 | better understand MLton’s limitations.</p></div>\r | |
108 | </div>\r | |
109 | </div>\r | |
110 | <div class="sect1">\r | |
111 | <h2 id="_how_portable_is_sml_code_across_sml_compilers">How portable is SML code across SML compilers?</h2>\r | |
112 | <div class="sectionbody">\r | |
113 | <div class="paragraph"><p><a href="StandardMLPortability">StandardMLPortability</a></p></div>\r | |
114 | </div>\r | |
115 | </div>\r | |
116 | </div>\r | |
117 | <div id="footnotes"><hr></div>\r | |
118 | <div id="footer">\r | |
119 | <div id="footer-text">\r | |
120 | </div>\r | |
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122 | </div>\r | |
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