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<base href="http://llvm.org/bugs/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [MIPS] A call PIC function problem in shared link without '-fPIC'"
href="http://llvm.org/bugs/show_bug.cgi?id=18620">18620</a>
</td>
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<th>Summary</th>
<td>[MIPS] A call PIC function problem in shared link without '-fPIC'
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
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<th>Version</th>
<td>3.4
</td>
</tr>
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<th>Hardware</th>
<td>SGI
</td>
</tr>
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<th>OS</th>
<td>Linux
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
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<th>Component</th>
<td>LLVM Codegen
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>r@hev.cc
</td>
</tr>
<tr>
<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=11941" name="attach_11941" title="Assembly source codes without -fPIC">attachment 11941</a> <a href="attachment.cgi?id=11941&action=edit" title="Assembly source codes without -fPIC">[details]</a></span>
Assembly source codes without -fPIC
Simple test case:
#include <stdio.h>
int
main (int argc, char *argv[])
{
printf ("Hello\n");
return 0;
}
Compiled without -fPIC:
[heiher@archlinux work]$ clang -march=mips64r2 -mabi=n32 -o test test.c
/tmp/test-c0d709.s: Assembler messages:
/tmp/test-c0d709.s:30: Warning: macro instruction expanded into multiple
instructions
[heiher@archlinux work]$ ./test
Segmentation fault (core dumped)
Compiled with -fPIC:
[heiher@archlinux work]$ clang -march=mips64r2 -mabi=n32 -fPIC -o test test.c
[heiher@archlinux work]$ ./test
Hello
clang version:
clang version 3.4 (tags/RELEASE_34/final)
Target: mips64el-unknown-linux-gnu
Thread model: posix
Found candidate GCC installation:
/usr/bin/../lib/gcc/mips64el-unknown-linux-gnu/4.8.2
Found candidate GCC installation: /usr/lib/gcc/mips64el-unknown-linux-gnu/4.8.2
Selected GCC installation: /usr/bin/../lib/gcc/mips64el-unknown-linux-gnu/4.8.2</pre>
</div>
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