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<a href="./Home">MLton 20130715</a>
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<h1>FrontEnd</h1>
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<div id="content">
<div id="preamble">
<div class="sectionbody">
<div class="paragraph"><p><a href="FrontEnd">FrontEnd</a> is a translation pass from source to the <a href="AST">AST</a>
<a href="IntermediateLanguage">IntermediateLanguage</a>.</p></div>
</div>
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<div class="sect1">
<h2 id="_description">Description</h2>
<div class="sectionbody">
<div class="paragraph"><p>This pass performs lexing and parsing to produce an abstract syntax
tree.</p></div>
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</div>
<div class="sect1">
<h2 id="_implementation">Implementation</h2>
<div class="sectionbody">
<div class="ulist"><ul>
<li>
<p>
<a href="https://github.com/MLton/mlton/blob/master/mlton/front-end/front-end.sig"><span class="monospaced">front-end.sig</span></a>
</p>
</li>
<li>
<p>
<a href="https://github.com/MLton/mlton/blob/master/mlton/front-end/front-end.fun"><span class="monospaced">front-end.fun</span></a>
</p>
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</ul></div>
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<div class="sect1">
<h2 id="_details_and_notes">Details and Notes</h2>
<div class="sectionbody">
<div class="paragraph"><p>The lexer is produced by <a href="MLLex">MLLex</a> from
<a href="https://github.com/MLton/mlton/blob/master/mlton/front-end/ml.lex"><span class="monospaced">ml.lex</span></a>.</p></div>
<div class="paragraph"><p>The parser is produced by <a href="MLYacc">MLYacc</a> from
<a href="https://github.com/MLton/mlton/blob/master/mlton/front-end/ml.grm"><span class="monospaced">ml.grm</span></a>.</p></div>
<div class="paragraph"><p>The specifications for the lexer and parser were originally taken from
<a href="SMLNJ"> SML/NJ</a> (version 109.32), but have been heavily modified
since then.</p></div>
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