<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 --- - Cannot select: 0x7f8f1a887a10: f32 = fp16_to_fp32"
href="http://llvm.org/bugs/show_bug.cgi?id=17049">17049</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Cannot select: 0x7f8f1a887a10: f32 = fp16_to_fp32
</td>
</tr>
<tr>
<th>Product</th>
<td>new-bugs
</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>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>schnetter@gmail.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>Created <span class=""><a href="attachment.cgi?id=11126" name="attach_11126" title="requested file">attachment 11126</a> <a href="attachment.cgi?id=11126&action=edit" title="requested file">[details]</a></span>
requested file
I am using clang version 3.3 (branches/release_33 186944).
This source code:
{{{
float f(const __fp16* p)
{
return *p;
}
}}}
leads to the following error message:
{{{
$ clang -S fp16.c
fatal error: error in backend: Cannot select: 0x7f9bb1087a10: f32 =
fp16_to_fp32
0x7f9bb1087910 [ORD=1] [ID=4]
0x7f9bb1087910: i16,ch = CopyFromReg 0x7f9bb0c200b8, 0x7f9bb1087810 [ORD=1]
[ID=3]
0x7f9bb1087810: i16 = Register %vreg3 [ORD=1] [ID=1]
In function: f
clang: error: clang frontend command failed with exit code 70 (use -v to see
invocation)
clang version 3.3 (branches/release_33 186944)
Target: x86_64-apple-darwin12.4.0
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: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang: note: diagnostic msg:
/var/folders/gl/zvl8d6415vsbkd50nnll95k40000gs/T/fp16-6j9VtH.c
clang: note: diagnostic msg:
/var/folders/gl/zvl8d6415vsbkd50nnll95k40000gs/T/fp16-6j9VtH.sh
clang: note: diagnostic msg:
********************
}}}</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>