<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 - clang-format crashes with blank assume-filename"
   href="https://bugs.llvm.org/show_bug.cgi?id=34667">34667</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>clang-format crashes with blank assume-filename
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>4.0
          </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>Formatter
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>micah@werbitt.net
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>djasper@google.com, klimek@google.com, llvm-bugs@lists.llvm.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Overview
--------------------
clang-format crashes when the assume-filename is given a blank string

Steps to Reproduce
--------------------
clang-format -output-replacements-xml -assume-filename '' -offset 0 -length 10
-cursor 5 <<< 'aaaa = 1234;'

Actual Results
--------------------
clang-format -output-replacements-xml -assume-filename '' -offset 0 -length 10
-cursor 5 <<< 'aaaa = 1234;'
0  clang-format             0x0000000106ba765b
llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 40
1  clang-format             0x0000000106ba6f93 llvm::sys::RunSignalHandlers() +
83
2  clang-format             0x0000000106ba7aaa SignalHandler(int) + 195
3  libsystem_platform.dylib 0x00007fff8d04452a _sigtramp + 26
4  libsystem_platform.dylib 0x00007fff59089ea0 _sigtramp + 3422837136
5  clang-format             0x0000000106bde825
clang::format::Environment::CreateVirtualEnvironment(llvm::StringRef,
llvm::StringRef, llvm::ArrayRef<clang::tooling::Range>) + 661
6  clang-format             0x0000000106bcc115
clang::format::reformat(clang::format::FormatStyle const&, llvm::StringRef,
llvm::ArrayRef<clang::tooling::Range>, llvm::StringRef, bool*) + 221
7  clang-format             0x0000000106b75892
clang::format::format(llvm::StringRef) + 3655
8  clang-format             0x0000000106b74880 main + 671
9  libdyld.dylib            0x00007fff93d4a5ad start + 1
zsh: segmentation fault  clang-format -output-replacements-xml -assume-filename
'' -offset 0 -length 1

Expected Results
--------------------
Should exit with error:
No such file or directory

Clang Format Version
--------------------
clang-format version 4.0.1 (tags/RELEASE_401/final)</pre>
        </div>
      </p>


      <hr>
      <span>You are receiving this mail because:</span>

      <ul>
          <li>You are on the CC list for the bug.</li>
      </ul>
    </body>
</html>