<html>
    <head>
      <base href="https://llvm.org/bugs/" />
    </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 --- - Make -fdebug-compilation-dir a public option"
   href="https://llvm.org/bugs/show_bug.cgi?id=24619">24619</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Make -fdebug-compilation-dir a public option
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>clang
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

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

        <tr>
          <th>Severity</th>
          <td>enhancement
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Driver
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>unassignedclangbugs@nondot.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>rafael_andreas@hotmail.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvm-bugs@lists.llvm.org
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr></table>
      <p>
        <div>
        <pre>I'm using tup as my build system on linux.
Tup does some things different as more traditional build systems like make,
specifically it handles out of source builds via a temporary fuse folder.
This however, breaks debug info when compiling out of source, as it points to a
non-existent folder.

On the Tup google user groups a user came up with a solution to use GCC's
-fdebug-prefix-map option to fix the path to the source. As can be seen here:
<a href="https://groups.google.com/d/msg/tup-users/LggFabs7Iwo/FrZ4ZTn1CjwJ">https://groups.google.com/d/msg/tup-users/LggFabs7Iwo/FrZ4ZTn1CjwJ</a>

In short, making this option public will allow me (and other tup users) to have
debug info working as expected.</pre>
        </div>
      </p>
      <hr>
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