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<base href="http://llvm.org/bugs/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - SIGSEGV in 'X86 DAG->DAG Instruction Selection'"
href="http://llvm.org/bugs/show_bug.cgi?id=19829">19829</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>SIGSEGV in 'X86 DAG->DAG Instruction Selection'
</td>
</tr>
<tr>
<th>Product</th>
<td>new-bugs
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux
</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>eocallaghan@alterapraxis.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=12558" name="attach_12558" title="invocation script">attachment 12558</a> <a href="attachment.cgi?id=12558&action=edit" title="invocation script">[details]</a></span>
invocation script
0 clang-3.5 0x0000000001129422 llvm::sys::PrintStackTrace(_IO_FILE*) +
34
1 clang-3.5 0x0000000001128cbc
2 libpthread.so.0 0x00007f69887494b0
3 clang-3.5 0x00000000014e94f9
Stack dump:
0. Program arguments: /usr/local/bin/clang-3.5 -cc1 -triple i386---elf -S
-disable-free -disable-llvm-verifier -main-file-name amdlib.c
-mrelocation-model static -mno-zero-initialized-in-bss -relaxed-aliasing
-fmath-errno -masm-verbose -no-integrated-as -mconstructor-aliases -target-cpu
pentium4 -target-feature -mmx -target-feature +sse3 -g -nostdsysteminc
-nobuiltininc -D __PRE_RAM__ -Os -Wall -Wundef -Wstrict-prototypes
-Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wno-trigraphs
-Wstrict-aliasing -Wshadow -Werror -fconst-strings -fno-dwarf-directory-asm
-ferror-limit 19 -fmessage-length 0 -ffreestanding -mstackrealign -fno-builtin
-fobjc-runtime=gcc -fno-common -fdiagnostics-show-option -vectorize-loops
-vectorize-slp -x c amdlib-d1f1aa.c
1. <eof> parser at end of file
2. Code generation
3. Running pass 'Function Pass Manager' on module 'amdlib-d1f1aa.c'.
4. Running pass 'X86 DAG->DAG Instruction Selection' on function
'@Read64Mem32'
/tmp/amdlib-d1f1aa.sh: line 1: 16968 Segmentation fault (core dumped) [[
${#toks[@]} -ne 0 ]]
clang version 3.5.0 (209343)
Target: x86_64-unknown-linux-gnu
Thread model: posix</pre>
</div>
</p>
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