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<htmlxmlns="http://www.w3.org/1999/xhtml"><head><title>Predicates (InferIR.InferIR__Sil.Predicates)</title><linkrel="stylesheet"href="../../../odoc.css"/><metacharset="utf-8"/><metaname="generator"content="odoc %%VERSION%%"/><metaname="viewport"content="width=device-width,initial-scale=1.0"/><scriptsrc="../../../highlight.pack.js"></script><script>hljs.initHighlightingOnLoad();</script></head><body><divclass="content"><header><nav><ahref="../index.html">Up</a>–<ahref="../../index.html">InferIR</a>»<ahref="../index.html">InferIR__Sil</a>» Predicates</nav><h1>Module <code>InferIR__Sil.Predicates</code></h1><p>Module Predicates records the occurrences of predicates as parameters of (doubly -)linked lists and Epara. Provides unique numbering for predicates and an iterator.</p></header><dl><dtclass="spec type"id="type-env"><ahref="#type-env"class="anchor"></a><code><spanclass="keyword">type</span> env</code></dt><dd><p>predicate environment</p></dd></dl><dl><dtclass="spec value"id="val-empty_env"><ahref="#val-empty_env"class="anchor"></a><code><spanclass="keyword">val</span> empty_env : unit <span>-></span><ahref="index.html#type-env">env</a></code></dt><dd><p>create an empty predicate environment</p></dd></dl><dl><dtclass="spec value"id="val-is_empty"><ahref="#val-is_empty"class="anchor"></a><code><spanclass="keyword">val</span> is_empty : <ahref="index.html#type-env">env</a><span>-></span> bool</code></dt><dd><p>return true if the environment is empty</p></dd></dl><dl><dtclass="spec value"id="val-iter"><ahref="#val-iter"class="anchor"></a><code><spanclass="keyword">val</span> iter : <ahref="index.html#type-env">env</a><span>-></span><span>(int <span>-></span><ahref="../index.html#type-hpara">hpara</a><span>-></span> unit)</span><span>-></span><span>(int <span>-></span><ahref="../index.html#type-hpara_dll">hpara_dll</a><span>-></span> unit)</span><span>-></span> unit</code></dt><dd><p><code>iter env f f_dll</code> iterates <code>f</code> and <code>f_dll</code> on all the hpara and hpara_dll, passing the unique id to the functions. The iterator can only be used once.</p></dd></dl><dl><dtclass="spec value"id="val-process_hpred"><ahref="#val-process_hpred"class="anchor"></a><code><spanclass="keyword">val</span> process_hpred : <ahref="index.html#type-env">env</a><span>-></span><ahref="../index.html#type-hpred">hpred</a><span>-></span> unit</code></dt><dd><p>Process one hpred, updating the predicate environment</p></dd></dl></div></body></html>
