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    <head>
      <base href="https://bugs.freedesktop.org/">
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Meson build (ninja) loops infinitely when --native-file is used to specify llvm version"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=111121">111121</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Meson build (ninja) loops infinitely when --native-file is used to specify llvm version
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>Mesa
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>git
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>x86-64 (AMD64)
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux (All)
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Other
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>mesa-dev@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>shtetldik@gmail.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>mesa-dev@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Recently, Mesa master build started behaving weirdly for me, when I specify
llvm config explicitly using --native-file option for Meson.

The way I do it is like this:

   local native_config
   local llvm_ver=9
   read -r -d '' native_config <<EOF
[binaries]
llvm-config = "/usr/bin/llvm-config-${llvm_ver}"
EOF

...
LC_ALL=C.UTF-8 meson "$src_dir" \
...
--native-file=<(echo "$native_config") \
...

It used to work fine until now, but now it configures OK, but when I run:

      LC_ALL=C.UTF-8 ninja

It starts looping without end, always doing:

[0/1] Regenerating build files.

Is it a ninja bug or I'm doing something wrong?

That's what I have for meson/ninja (from Debian testing):

meson --version
0.51.1
ninja --version
1.8.2</pre>
        </div>
      </p>


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