<html>
    <head>
      <base href="https://bugs.llvm.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 - OpenMP: Reduction initializer segfaults at runtime in move constructor"
   href="https://bugs.llvm.org/show_bug.cgi?id=34445">34445</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>OpenMP: Reduction initializer segfaults at runtime in move constructor
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>trunk
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Macintosh
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>MacOS X
          </td>
        </tr>

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

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

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

        <tr>
          <th>Component</th>
          <td>-New Bugs
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>s6jaschu@uni-bonn.de
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvm-bugs@lists.llvm.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>I did compile the following program with "clang++ -fopenmp -std=c++14 test.cpp"
using a trunk build from a few days ago:

#include <cstdlib>
#include <functional>
#include <memory>

struct A {
  A() : ptr(nullptr, free) {}
  A& operator=(A&&) = default;
  std::unique_ptr<void, std::function<void(void*)>> ptr;
};

int main() {
  A test;
#pragma omp declare reduction(+ : A : omp_out) initializer(omp_priv = A())
#pragma omp parallel reduction(+ : test)
  {}
  return 0;
}

Running it results in a segmentation fault. I'm a little worried that this
could be a user error :/, sorry if this is the case.

GCC reports a missing copy constructor, the Intel compiler version runs.</pre>
        </div>
      </p>


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