<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/144292>144292</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            disable `-Wmicrosoft-enum-value` and `-Wlanguage-extension-token`
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            new issue
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          solomoncyj
      </td>
    </tr>
</table>

<pre>
    compiling on windows will cause clang to emit messages that seem to be normal behavior, eg:
```
[3694/3772] Building CXX object tools/sancov/CMakeFiles/sancov.dir/sancov.cpp.obj
In file included from C:/Users/solom/Downloads/llvm-project/llvm/tools/sancov/sancov.cpp:11:
In file included from C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/ADT/STLExtras.h:21:
In file included from C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/ADT/Hashing.h:49:
In file included from C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/Support/DataTypes.h:19:
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm-c/DataTypes.h:62:16: warning: extension used [-Wlanguage-extension-token]
   62 | typedef signed __int64 ssize_t;
      |                ^
In file included from C:/Users/solom/Downloads/llvm-project/llvm/tools/sancov/sancov.cpp:11:
In file included from C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/ADT/STLExtras.h:21:
In file included from C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/ADT/Hashing.h:51:
In file included from C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/Support/SwapByteOrder.h:18:
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/ADT/bit.h:63:65: warning: extension used [-Wlanguage-extension-token]
   63 | unsigned char _BitScanForward64(unsigned long *_Index, unsigned __int64 _Mask);
      | ^
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/ADT/bit.h:65:65: warning: extension used [-Wlanguage-extension-token]
   65 | unsigned char _BitScanReverse64(unsigned long *_Index, unsigned __int64 _Mask);
      | ^
In file included from C:/Users/solom/Downloads/llvm-project/llvm/tools/sancov/sancov.cpp:30:
In file included from C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/Object/MachO.h:23:
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/BinaryFormat/MachO.h:88:3: warning: enumerator value is not representable in the underlying type 'int' [-Wmicrosoft-enum-value]
   88 |   MH_DYLIB_IN_CACHE = 0x80000000u,
      | ^
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/BinaryFormat/MachO.h:2274:3: warning: enumerator value is not representable in the underlying type 'int' [-Wmicrosoft-enum-value]
 2274 |   CS_DATAVAULT_CONTROLLER =
      | ^
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/BinaryFormat/MachO.h:2298:3: warning: enumerator value is not representable in the underlying type 'int' [-Wmicrosoft-enum-value]
 2298 |   CSMAGIC_REQUIREMENT = 0xfade0c00, /* single Requirement blob */
      | ^
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/BinaryFormat/MachO.h:2299:3: warning: enumerator value is not representable in the underlying type 'int' [-Wmicrosoft-enum-value]
 2299 |   CSMAGIC_REQUIREMENTS =
      | ^
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/BinaryFormat/MachO.h:2301:3: warning: enumerator value is not representable in the underlying type 'int' [-Wmicrosoft-enum-value]
 2301 |   CSMAGIC_CODEDIRECTORY = 0xfade0c02, /* CodeDirectory blob */
      | ^
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/BinaryFormat/MachO.h:2302:3: warning: enumerator value is not representable in the underlying type 'int' [-Wmicrosoft-enum-value]
 2302 |   CSMAGIC_EMBEDDED_SIGNATURE = 0xfade0cc0, /* embedded form of signature data */
      | ^
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/BinaryFormat/MachO.h:2303:3: warning: enumerator value is not representable in the underlying type 'int' [-Wmicrosoft-enum-value]
 2303 |   CSMAGIC_EMBEDDED_SIGNATURE_OLD = 0xfade0b02, /* XXX */
      | ^
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/BinaryFormat/MachO.h:2304:3: warning: enumerator value is not representable in the underlying type 'int' [-Wmicrosoft-enum-value]
 2304 |   CSMAGIC_EMBEDDED_ENTITLEMENTS = 0xfade7171,  /* embedded entitlements */
      | ^
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/BinaryFormat/MachO.h:2305:3: warning: enumerator value is not representable in the underlying type 'int' [-Wmicrosoft-enum-value]
 2305 |   CSMAGIC_DETACHED_SIGNATURE =
      | ^
C:/Users/solom/Downloads/llvm-project/llvm/include\llvm/BinaryFormat/MachO.h:2307:3: warning: enumerator value is not representable in the underlying type 'int' [-Wmicrosoft-enum-value]
 2307 |   CSMAGIC_BLOBWRAPPER = 0xfade0b01, /* CMS Signature, among other things */
      |   ^
13 warnings generated.
```
</pre>
<img width="1" height="1" alt="" src="http://email.email.llvm.org/o/eJzsmF1v4jgUhn-NubGKgvNFLrgISZhBgjILdKdzFTnxATyT2KztlLK_fuVAv5jt7g3T7MWiqlLsI7_2k_cc26Fa860AGCF_jPy0Rxuzk2qkZSVrKcrj914h2XFUynrPKy62WAp84ILJg8YHXlW4pI0GXFZUbLGRGGpucA1a0y1obHbUYA1Q264CsJCqphUuYEcfuFSIJBi2yI2RE6PAOf85MfLHbhB5iEzcMCTIT_G44RWz8sn9PZbFdygNNlJWGpGJpqKUD4hMkjn9ARNewUtrn3H18lDu931ZfEdOPBV4wyvAXJRVw4DhjZI1TuxUyOROg2qHsBAQmaTyICpJmW2rqof6Zq-kncH5EZHJT1N5EURuPBiclnhl0fMwyE_ODXG6RmSyWs-yR6Oo7u-QG5MP1f5M9Y6LbavsRR-jvGr2e6lsREoNXR_3cFr54Kx_JaWb8ieFgFiZALkxPlAluLBWxvBoQGguBW40MIz88c1Xmx0N3cLNc-eNkT9AID9FTowxDghGYYLNcQ8MNrjNSYbznAsTeFhr_ifkBrnjUzTGbfTFD_nZ_87-CGf7H6T84uzVge7HRwMLxUCd3D28qruf11lwc_K2a__5V_G227q1EWdXlzuqcD7mZlVSMZHqQBULPESGzxGVFFuMSJxPBYNHu0s8dz2lRD6n-gci0WVOnJLgl1Hxr0fF_wcqS3gApeHKVD60NLjOxyTJojgHzGm5W5wqg3vt3BhzQdVxYk8vb6WGNg3dSz-IpgZFjVT4gVYNYK6xkAYr2CvQIAwtWiDY7AA3goGqjvZsY6s_RiTkwiASnnxU81JJLTfmxo5604737KHh8LwPzD_n6bfZdJxPb_MkTj5nGLkpdh6HzunXIJL80jR5FxAhodcdIqt-RpSs8jRex7_Hd7N1nixu18vFbJYtLaiuyEQdmseqP5OZx5-mSb7MfrubLrN5drs-22dDGTil49hag8gEkRhrLrYV4CX80XAFNQiDi0oWti7ZiK5IRp2SjN4nuerQYK4z6BCL6wwusCSLNEunyyxZL5bf3lqMvLJYIhmkXEFppDr-B9zlOqRTjOQCYzYfZ2mapflq-uk2Xt8tszcsy9fpCnUBrN11paqxPN0sqGkUYEYN7Rqs2ylY91_B5otZ-hpu8cao9_f3XQPscm91He89gNnterqevRTAM79wEA4sv5_cCcJwU7Xbie4aqd8pUv8CaZqt7XnuItk7gxN2Cie8gDOeLcZfl_GXL6dz3EuWDl5vJ_MVXj1VPdtOa3uRkmYHCht7qf9byz19Txm4T2vVeAvCLhRY__UHyx4buSxyI9qD0SD0HccL_TDs7UaOSzfDDbjehhDCmBORDYMiKjalE0QbNuzxEXGI7wSDwPEGkRv2I48FAUQQhmEZeWGAPAdqyqu-fTV9qbY9rnUDo4HnkYj0KlpApdtPt4QIOOC2FxGC_LSnRu37LpqtRp5TcW30yzBtuo0Y1-27QYHzDvrAwVSwU8C7V9rA6TWqGu2M2euTCxGZbLnZNUW_bF14dtaFAdvZWmOel_MwIn8FAAD__02mMbo">