<html>
    <head>
      <base href="http://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 --- - Assertion failed: (StartColNo <= EndColNo && "Trying to highlight whitespace??"), function highlightRange, file llvm/tools/clang/lib/Frontend/TextDiagnostic.cpp, line 973."
   href="http://llvm.org/bugs/show_bug.cgi?id=16339">16339</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Assertion failed: (StartColNo <= EndColNo && "Trying to highlight whitespace??"), function highlightRange, file llvm/tools/clang/lib/Frontend/TextDiagnostic.cpp, line 973.
          </td>
        </tr>

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

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

        <tr>
          <th>Hardware</th>
          <td>PC
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>FreeBSD
          </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>M8R-9yw8a5@mailinator.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvmbugs@cs.uiuc.edu
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr></table>
      <p>
        <div>
        <pre>1. Source file (w.h):

#if !defined __H__
#define _H__
#endif

2. Command line:

clang -E w.h

3. Output:

w.h:1:4: warning: '__H__' is used as a header guard here, followed by #define
of a different macro [-Wheader-guard]
Assertion failed: (StartColNo <= EndColNo && "Trying to highlight
whitespace??"), function highlightRange, file
/path/to/llvm-src/llvm/tools/clang/lib/Frontend/TextDiagnostic.cpp, line 973.
Stack dump:
0.    Program arguments: /path/to/installation/clang -cc1 -triple
i386-unknown-freebsd10.0 -E -disable-free -main-file-name w.h
-mrelocation-model static -mdisable-fp-elim -masm-verbose -mconstructor-aliases
-target-cpu i486 -target-linker-version 2.17.50 -resource-dir
/path/to/installation/bin/../lib/clang/3.4 -fdebug-compilation-dir /dir1/dir2
-ferror-limit 19 -fmessage-length 255 -mstackrealign -fobjc-runtime=gnustep
-fobjc-default-synthesize-properties -fdiagnostics-show-option
-fcolor-diagnostics -backend-option -vectorize-loops -o - -x c-header w.h 
clang: error: unable to execute command: Abort trap (core dumped)
clang: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 3.4 (trunk 184040)
Target: i386-unknown-freebsd10.0
Thread model: posix
clang: note: diagnostic msg: PLEASE submit a bug report to
<a href="http://llvm.org/bugs/">http://llvm.org/bugs/</a> and include the crash backtrace, preprocessed source, and
associated run script.
clang: error: unable to execute command: Abort trap (core dumped)
clang: note: diagnostic msg: Error generating preprocessed source(s).</pre>
        </div>
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