<div class="__aliyun_email_body_block"><div  style="font-family: Tahoma, Arial, STHeitiSC-Light, SimSun"><div  style="clear: both; font-family: Tahoma, Arial, STHeitiSC-Light, SimSun;"><span ></span><div  class="js-check-step-line CheckStep-line d-flex log-line-plain"><span  class=""></span></div><div  class="js-check-step-line CheckStep-line d-flex log-line-plain">It is because of the missing impl of the following routines:</div><div  class="js-check-step-line CheckStep-line d-flex log-line-plain"><span  class=""><br ></span></div><div  class="js-check-step-line CheckStep-line d-flex log-line-plain"><span  class="">s7.lib(s7.c.obj) : error LNK2001: unresolved external symbol multiply_overflow
</span>
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    </div></div><div  class="js-check-step-line CheckStep-line d-flex log-line-plain">
    <span  class="">s7.lib(s7.c.obj) : error LNK2001: unresolved external symbol add_overflow
</span>
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    </div></div><div  class="js-check-step-line CheckStep-line d-flex log-line-plain">
    <span  class="">s7.lib(s7.c.obj) : error LNK2001: unresolved external symbol int32_multiply_overflow
</span>
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    </div></div><div  class="js-check-step-line CheckStep-line d-flex log-line-plain">
    <span  class="">s7.lib(s7.c.obj) : error LNK2001: unresolved external symbol int32_add_overflow
</span>
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    <span  class="">s7.lib(s7.c.obj) : error LNK2001: unresolved external symbol subtract_overflow</span><span ></span></div><div  style="clear: both; font-family: Tahoma, Arial, STHeitiSC-Light, SimSun;"><span  class=""><br ></span></div><div  style="clear: both; font-family: Tahoma, Arial, STHeitiSC-Light, SimSun;">Just found the nice feature of S7 Scheme on Linux and macOS without GMP enabled:</div><div  style="clear: both; font-family: Tahoma, Arial, STHeitiSC-Light, SimSun;"><div ><span >(</span><span >+</span><span > </span><span >#x7fffffffffffffff</span><span > </span><span >1</span><span >) =&gt; </span><span >9223372036854776000.0</span></div><div ><span ><br ></span></div><div ><span >And unfortunately, it does not work on Windows:</span></div><div  class="richTextDocs-code-line" data-line-num="1"><span >(</span><span >+</span><span > </span><span >#x7fffffffffffffff</span><span > </span><span >1</span><span >) =&gt; </span><span >-9223372036854775808</span></div><div ><span ><br ></span></div><div >Could you help implement the missing routines on MSVC?</div><div >It seems the routines generated by Deepseek or Claude is trustworthy to use.</div></div></div></div>