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<h1>Changes in YAP-6</h1>
<h2>Yap-6.0.6:</h2>
<ul>
<li> FIXED: fix problems in indexing compiled bignums (obs from Jos de
Roo), center hash computing code in TermExt.h.</li>
<li> FIXED: similar problem in unify_dbterm.</li>
<li> FIXED: bug in implementation of unify_bigint instruction (obs
from Jos de Roo).</li>
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<h2>Yap-6.0.5:</h2>
<ul>
<li> FIXED: get rid of L constants (use cast).</li>
<li> FIXED: outputing inf and nan in WIN32/64 (obs from Paulo Moura).</li>
<li> NEW: WIN64 port.</li>
<li> FIXED: improve SWI frame handling.</li>
<li> FIXED: stack expansion could rewrite doubles and big ints.</li>
<li> FIXED: unsafe test for attvar could crash.</li>
<li> FIXED: rbtree doc (from Jan Wielemaker).</li>
<li> FIXED: trail marking should be careful to reset attvars to attvars.</li>
<li> FIXED: pl_function_t not function_t.</li>
<li> NEW: update sgml package to latest SWI.</li>
<li> FIXED: automatic generation of SWI atoms.</li>
<li> IMPROVEMENT: better emulation of SWI atom_t and functor_t. Now
they can be defined to be a constant.</li>
<li> FIXED: 64 bit complaints in Matlab interface.</li>
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