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      <base href="https://bugs.freedesktop.org/" />
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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - autogen.sh can't find libclc package"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=59994">59994</a>
          </td>
        </tr>

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

        <tr>
          <th>Summary</th>
          <td>autogen.sh can't find libclc package
          </td>
        </tr>

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

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>lonewolf@xs4all.nl
          </td>
        </tr>

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

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

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

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

        <tr>
          <th>Product</th>
          <td>Mesa
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Package libclc was not found in the pkg-config search path.
Perhaps you should add the directory containing `libclc.pc'
to the PKG_CONFIG_PATH environment variable
No package 'libclc' found
Package libclc was not found in the pkg-config search path.
Perhaps you should add the directory containing `libclc.pc'
to the PKG_CONFIG_PATH environment variable
No package 'libclc' found


configure flags :

 ./autogen.sh --prefix=/usr \
    --sysconfdir=/etc \
    --with-dri-driverdir=/usr/lib/xorg/modules/dri \
    --with-gallium-drivers=r300,r600,radeonsi \
    --enable-gallium-llvm \
    --enable-egl \
    --enable-gallium-egl \
    --with-egl-platforms=x11,drm \
    --enable-shared-glapi \
    --enable-gbm \
    --enable-glx-tls \
    --enable-dri \
    --enable-glx \
    --enable-osmesa \
    --enable-gles1 \
    --enable-gles2 \
    --enable-texture-float \
    --enable-xa \
    --enable-vdpau
    --enable-gallium-gbm \
    --enable-xvmc \
    --enable-xorg \
    --enable-r600-llvm-compiler \

Maybe this error is related to this commit : 

clover: Adapt libclc's INCLUDEDIR and LIBEXECDIR to make use of the new
intro...
<a href="http://cgit.freedesktop.org/mesa/mesa/commit/?id=959e83d65075513f989cb1fe634dca314a7e185f">http://cgit.freedesktop.org/mesa/mesa/commit/?id=959e83d65075513f989cb1fe634dca314a7e185f</a></pre>
        </div>
      </p>
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