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title="Targetint" rel="Chapter" href="Targetint.html"> <link title="Tbl" rel="Chapter" href="Tbl.html"> <link title="Terminfo" rel="Chapter" href="Terminfo.html"> <link title="Thread" rel="Chapter" href="Thread.html"> <link title="ThreadUnix" rel="Chapter" href="ThreadUnix.html"> <link title="Typemod" rel="Chapter" href="Typemod.html"> <link title="Uchar" rel="Chapter" href="Uchar.html"> <link title="Unix" rel="Chapter" href="Unix.html"> <link title="UnixLabels" rel="Chapter" href="UnixLabels.html"> <link title="Warnings" rel="Chapter" href="Warnings.html"> <link title="Weak" rel="Chapter" href="Weak.html"><title>Ast_invariants</title> </head> <body> <code class="code"><span class="keyword">sig</span><br> <span class="keyword">val</span> structure : <span class="constructor">Parsetree</span>.structure <span class="keywordsign">-></span> unit<br> <span class="keyword">val</span> signature : <span class="constructor">Parsetree</span>.signature <span class="keywordsign">-></span> unit<br> <span class="keyword">end</span></code></body></html>