<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Issue</th>
<td>
<a href=https://github.com/llvm/llvm-project/issues/109201>109201</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>
[Libc] Implement Classification Macros
</td>
</tr>
<tr>
<th>Labels</th>
<td>
libc
</td>
</tr>
<tr>
<th>Assignees</th>
<td>
</td>
</tr>
<tr>
<th>Reporter</th>
<td>
Sh0g0-1758
</td>
</tr>
</table>
<pre>
Refer section 7.12.3 of the [ISO spec](https://www.open-std.org/jtc1/sc22/wg14/www/docs/n3096.pdf). We still have some unimplemented math function macros. The following are to be implemented :
- [ ] fpclassify
- [ ] iscanonical
- [ ] isnormal
- [ ] issignaling
- [ ] issubnormal
- [ ] iszero
cc : @lntue
</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJx0kk9r3DwQxj-NfBnWWGNr1z7okLyLIfCWQlPoWZbGtoIsGUveJf30RbspTdv0MgbPH356nkfFaCdPJJl4ZOJcqD3NYZPPczVVB34SbTEE8yq_0EgbRNLJBg-nkmNZQxghzQRMPD49f4a4kmbizLCdU1ojqx8Y9gz76_VahpX8ISZThm1i2L8kzRn2USPmgYk39zmGvQk6Mux9XXXHcjUjw66EbwQxWedgVheCGBaC3dtldbSQT2RgUWmGcfd3vEXpLcQSvs4EY3AuXK2fQG0EKcBA8H6T1Q_AqjOrHu71kJ8DTJxhXLXL6oyvf3Zs1MoHb7Vyf7d82JaP_meZlbN--qC1D__a-k5beI-n9Z24qZxPO0FhZG26ulMFSX7C47FrOBfFLI-n2jRaKWUoV4VN23LVjHw05oTtUFiJFTZVx1vkXHBRqk6IphWct40hLmrWVLQo60rnLks2rsikJHnVYcULpwZy8RYbRGcHzRBzgDaZ5w_DPsVMaWOKvy4km9wtav_nBXGGp59WwH93sa1WNw8_3Tws9s3J3-M02TTvQ6nDwrDPh98-h3ULL6QTw_7GmVP0hnqR-CMAAP__WqTjTQ">