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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 --- - Assertion failed: ExitBlockSet.count(ExitBlock) && "The LCSSA PHI is not in an exit block!""
href="http://llvm.org/bugs/show_bug.cgi?id=21906">21906</a>
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<tr>
<th>Summary</th>
<td>Assertion failed: ExitBlockSet.count(ExitBlock) && "The LCSSA PHI is not in an exit block!"
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</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>Scalar Optimizations
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>patrik.h.hagglund@ericsson.com
</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>
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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=13536" name="attach_13536" title="testcase">attachment 13536</a> <a href="attachment.cgi?id=13536&action=edit" title="testcase">[details]</a></span>
testcase
This bug is present on r224187, and seems to be introduced by r215343.
bin/opt -S -instcombine -simplifycfg -inline -sroa -early-cse -jump-threading
-instcombine -licm -gvn -simplifycfg csmith-461848576.ll
opt: ../lib/Transforms/Scalar/LICM.cpp:613: void (anonymous
namespace)::LICM::sink(llvm::Instruction &): Assertion
`ExitBlockSet.count(ExitBlock) && "The LCSSA PHI is not in an exit block!"'
failed.
0 opt 0x0000000001382be8 llvm::sys::PrintStackTrace(_IO_FILE*) +
40
1 opt 0x00000000013841cb
2 libpthread.so.0 0x00007f77ab37a810
3 libc.so.6 0x00007f77aab95755 gsignal + 53
4 libc.so.6 0x00007f77aab96d31 abort + 385
5 libc.so.6 0x00007f77aab8e610 __assert_fail + 240
6 opt 0x0000000001269540
7 opt 0x00000000012677e5
8 opt 0x0000000001267433
9 opt 0x0000000001265e32
10 opt 0x0000000000cb15cd
llvm::LPPassManager::runOnFunction(llvm::Function&) + 1085
11 opt 0x000000000104b69b
llvm::FPPassManager::runOnFunction(llvm::Function&) + 539
12 opt 0x000000000108f7a9
13 opt 0x000000000104be87
llvm::legacy::PassManagerImpl::run(llvm::Module&) + 967
14 opt 0x00000000005b83e9 main + 6345
15 libc.so.6 0x00007f77aab81c16 __libc_start_main + 230
16 opt 0x00000000005a5f55
Stack dump:
0. Program arguments: bin/opt -S -instcombine -simplifycfg -inline -sroa
-early-cse -jump-threading -instcombine -licm -gvn -simplifycfg
csmith-461848576.ll
1. Running pass 'CallGraph Pass Manager' on module 'csmith-461848576.ll'.
2. Running pass 'Loop Pass Manager' on function '@fn1'
3. Running pass 'Loop Invariant Code Motion' on basic block '%for.cond'
Abort (core dumped)</pre>
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