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<base href="https://bugs.llvm.org/">
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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 - polly crashes with "opt -polly-dependences -polly-scops -polly-codegen -polly-ast": running pass 'Polly - Generate an AST from the SCoP (isl)'"
href="https://bugs.llvm.org/show_bug.cgi?id=34434">34434</a>
</td>
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<tr>
<th>Summary</th>
<td>polly crashes with "opt -polly-dependences -polly-scops -polly-codegen -polly-ast": running pass 'Polly - Generate an AST from the SCoP (isl)'
</td>
</tr>
<tr>
<th>Product</th>
<td>Polly
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Optimizer
</td>
</tr>
<tr>
<th>Assignee</th>
<td>polly-dev@googlegroups.com
</td>
</tr>
<tr>
<th>Reporter</th>
<td>su@cs.ucdavis.edu
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre>I'm not sure whether this is a bug of interest, but here it is.
$ clangpolly -v
clang version 6.0.0 (<a href="http://llvm.org/git/clang.git">http://llvm.org/git/clang.git</a>
48231c128c697271508e83b487d436a071e62f09) (<a href="http://llvm.org/git/llvm.git">http://llvm.org/git/llvm.git</a>
aedd47f9e210dc3ce82a1f885043d7d005b52dd7)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /home/su/bin
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/4.9
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/4.9.4
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/5
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/5.3.0
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.4
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.4.7
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.6
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.6.4
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.7
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.7.3
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.8
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.8.5
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.9
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.9.4
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5.3.0
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6.2.0
Selected GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.9
Candidate multilib: .;@m64
Candidate multilib: 32;@m32
Candidate multilib: x32;@mx32
Selected multilib: .;@m64
$
$ clangpolly -O3 -mllvm -disable-llvm-optzns -c -emit-llvm -o small.bc small.c
$ optpolly -polly-dependences -polly-scops -polly-codegen -polly-ast -o
small-opt.bc small.bc
optpolly:
/home/su/software/tmp/polly/llvm/include/llvm/PassAnalysisSupport.h:236:
AnalysisType& llvm::Pass::getAnalysisID(llvm::AnalysisID) const [with
AnalysisType = polly::ScopInfoRegionPass; llvm::AnalysisID = const void*]:
Assertion `ResultPass && "getAnalysis*() called on an analysis that was not "
"'required' by pass!"' failed.
#0 0x00000000038af852 (optpolly+0x38af852)
#1 0x00000000038af8e3 (optpolly+0x38af8e3)
#2 0x00000000038adcf8 (optpolly+0x38adcf8)
#3 0x00000000038af1d5 (optpolly+0x38af1d5)
#4 0x00007ff6e8af0330 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x10330)
#5 0x00007ff6e78d8c37 gsignal
/build/eglibc-SvCtMH/eglibc-2.19/signal/../nptl/sysdeps/unix/sysv/linux/raise.c:56:0
#6 0x00007ff6e78dc028 abort
/build/eglibc-SvCtMH/eglibc-2.19/stdlib/abort.c:91:0
#7 0x00007ff6e78d1bf6 __assert_fail_base
/build/eglibc-SvCtMH/eglibc-2.19/assert/assert.c:92:0
#8 0x00007ff6e78d1ca2 (/lib/x86_64-linux-gnu/libc.so.6+0x2fca2)
#9 0x0000000003c7c92d (optpolly+0x3c7c92d)
#10 0x0000000003c7c25e (optpolly+0x3c7c25e)
#11 0x0000000003c7b2e8 (optpolly+0x3c7b2e8)
#12 0x0000000002ac4c8f (optpolly+0x2ac4c8f)
#13 0x0000000003193724 (optpolly+0x3193724)
#14 0x00000000031938b7 (optpolly+0x31938b7)
#15 0x0000000003193c52 (optpolly+0x3193c52)
#16 0x00000000031943a9 (optpolly+0x31943a9)
#17 0x00000000031945e9 (optpolly+0x31945e9)
#18 0x00000000017fe118 (optpolly+0x17fe118)
#19 0x00007ff6e78c3f45 __libc_start_main
/build/eglibc-SvCtMH/eglibc-2.19/csu/libc-start.c:321:0
#20 0x00000000017d7a29 (optpolly+0x17d7a29)
Stack dump:
0. Program arguments: optpolly -polly-dependences -polly-scops
-polly-codegen -polly-ast -o small-opt.bc small.bc
1. Running pass 'Function Pass Manager' on module 'small.bc'.
2. Running pass 'Region Pass Manager' on function '@main'
3. Running pass 'Polly - Generate an AST from the SCoP (isl)' on basic
block '%entry'
Aborted (core dumped)
$
---------------------------
int main ()
{
return 0;
}</pre>
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