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Chris Lattner 2003-10-07 22:14:37 +00:00
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@ -190,6 +190,11 @@ sections.
- These functions have not been tested.
</ol><p>
<li>Bugs:<br>
<a href="http://llvm.cs.uiuc.edu/bugs/show_bug.cgi?id=6">Oversized integer bitfields cause crash</a>.<br>
<a href="http://llvm.cs.uiuc.edu/bugs/show_bug.cgi?id=9">LLVM needs explicit support for weak variables</a>.<br>
<p>
<li>Although many GCC extensions are supported, some are not. In particular,
the following extensions are known to <b>not be</b> supported:
<ol>
@ -324,24 +329,30 @@ href="http://gcc.gnu.org/gcc-3.4/changes.html">GCC 3.4 release notes</a>.<p>
different from the model used in the Itanium ABI, so <b>exceptions will not
interact correctly</b> .
<li><a href="http://llvm.cs.uiuc.edu/bugs/show_bug.cgi?id=11">Code for executing
destructors when unwinding is not shared</a>.
<!-- _______________________________________________________________________ -->
</ul><h4><a name="x86-be"><hr size=0>Known problems with the X86 back-end</h4><ul>
<li>The X86 code generator does not currently support the <tt>unwind</tt>
instruction, so code that throws a C++ exception or calls the C <tt>longjmp</tt>
function will abort.<p>
<li>The X86 code generator <a
href="http://zion.cs.uiuc.edu/bugs/show_bug.cgi?id=16">does not currently
support the <tt>unwind</tt> instruction</a>, so code that throws a C++ exception
or calls the C <tt>longjmp</tt> function will abort.<p>
<li>Some executables produced by LLC seem to intermittently crash (extremely
infrequently). The cause of the problem has not been diagnosed, and does not
affect the JIT.<p>
<li><a href="http://zion.cs.uiuc.edu/bugs/show_bug.cgi?id=4">Some executables
produced by LLC seem to intermittently crash (extremely infrequently)</a>. The
cause of the problem has not been diagnosed, and does not affect the JIT.<p>
<!-- _______________________________________________________________________ -->
</ul><h4><a name="sparc-be"><hr size=0>Known problems with the Sparc back-end</h4><ul>
<li>The Sparc code generator does not currently support the <tt>unwind</tt>
instruction, so code that throws a C++ exception or calls the C <tt>longjmp</tt>
function will abort.<p>
<li>The Sparc code generator <a
href="http://zion.cs.uiuc.edu/bugs/show_bug.cgi?id=15">does not currently
support the <tt>unwind</tt> instruction</a>, so code that throws a C++ exception
or calls the C <tt>longjmp</tt> function will abort.<p>
<!-- _______________________________________________________________________ -->
@ -390,6 +401,6 @@ via the mailing lists.<p>
Maintained By: <a href="http://llvm.cs.uiuc.edu/">The LLVM Team</a><br>
<!-- Created: Wed Oct 1 17:38:54 CDT 2003 -->
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Last modified: Tue Oct 7 16:32:37 CDT 2003
Last modified: Tue Oct 7 17:10:14 CDT 2003
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</body></html>