<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/59063>59063</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [modules] error: inline declaration of 'islower' follows non-inline definition
        </td>
    </tr>

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

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

    <tr>
      <th>Reporter</th>
      <td>
          Trass3r
      </td>
    </tr>
</table>

<pre>
    https://github.com/Trass3r/llvm-project/actions/runs/3492668521/jobs/5846693164

```
While building module 'Clang_Analysis' imported from /home/runner/work/llvm-project/llvm-project/clang/lib/Analysis/FlowSensitive/Value.cpp:13:
In file included from <module-includes>:38:
In file included from /home/runner/work/llvm-project/llvm-project/clang/include/clang/Analysis/FlowSensitive/Models/UncheckedOptionalAccessModel.h:22:
In file included from /home/runner/work/llvm-project/llvm-project/clang/include/clang/Analysis/FlowSensitive/NoopLattice.h:17:
In file included from /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/ostream:38:
In file included from /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/ios:44:
In file included from /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/basic_ios.h:37:
Error: /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/locale_facets.h:2620:5: error: inline declaration of 'islower' follows non-inline definition
    islower(_CharT __c, const locale& __loc)
    ^
Notice: /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/locale_facets.h:2620:5: note: previous definition is here
    islower(_CharT __c, const locale& __loc)
    ^
```

Note how it refers to the same line.
</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJzNlktvnDAQgH8NXKxFYJ574LDZZKVKbXro67gyZgAnxl7ZJo9_3zFsNlEiJZWaVkFo8PgxfDNjxjS6va8H5w42SDcB3eHdCzdMTcT1iMp3w6xNDbakvBlXB6OvgDtUGXdCK4stM82PNFvToqhymqBypRvfl1dZUazTpMiC-DyIN0dZxMd7Vn8NQgJpJiFboXoy6nZCPaDlVjLV7zeKyXsr0FxJxHjQxkFLOqNHnLIb9AgLggIPeavN9UvWZyr3dn23aFA-2t_tpL79BsoKJ2682Z9MThDxwwFjk6Q-QDPwJ0U6jywUl1N7okm3C_rq2I8RvcA1afXWwr9042jtSc8rLn3RLUg_8EPxAfg1tF8PPpFMbjgHa-fxaEBkSj8S96XWh8_MOcFhpkvKt-km65kaoVBG0SnhPeco76piX2QrKdR0t-rVhF1J8jDxmXhCGtCz-V4ma-sMsPEPs_zveYT2n3GWfQSWRjifyIZZwfcINqctfUzbhTHaoPZfaaTmTMK-YxzcQkQLGuMj9yTwgCQUvg1IC7gzDfPfB9GdL0nC4r70W70knZbYtkRptTrN74QSfvriIsHrtKLabwdmvpP9HtG2hGPxdGThCWiB3dgO6PpxZZBfLMql9tv-Y4VKaTcTHQzcCD3ZJ76jy2QAA-8ag2dnxikwQAZ9S4QjBjowljhN3ADEshGIz0kUQp3gsVSWRUmTsK3Tdp2uWeiEk1AH-dlSs22Qn79j-sPJyNdOVV8RXxZGYe0E87G5jos0HOoqo1B2lOZpEqdFQZusalGu04olWdJWoWQNVnPvRkCpAgyEN4FtdCcUNY0pTZKkStIYj-Woi6u4YmXO23gNVVsGWQwjEzLyHJE2fWjqGamZeouDUljM_GkQfwREr2COmrfPJjdoUx__EML51fWM_hvEi4_2">