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<base href="http://bugs.llvm.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Verification failed in HuffEnc"
href="http://bugs.llvm.org/show_bug.cgi?id=32536">32536</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Verification failed in HuffEnc
</td>
</tr>
<tr>
<th>Product</th>
<td>Polly
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</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>llvm@meinersbur.de
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=18230" name="attach_18230" title="HuffEnc_0.ll">attachment 18230</a> <a href="attachment.cgi?id=18230&action=edit" title="HuffEnc_0.ll">[details]</a></span>
HuffEnc_0.ll
Polly r299360
LLVM r299379
********************
FAIL: Polly :: HuffEnc_0.ll (133 of 856)
******************** TEST 'Polly :: HuffEnc_0.ll' FAILED ********************
Script:
--
opt -polly-process-unprofitable -polly-remarks-minimal -polly-codegen -S <
C:\Users\Meinersbur\src\llvm\tools\polly\test\HuffEnc_0.ll
--
Exit Code: 2147483651
Command Output (stdout):
--
$ "opt" "-polly-process-unprofitable" "-polly-remarks-minimal"
"-polly-codegen" "-S"
# command stderr:
Instruction does not dominate all uses!
%num.0 = phi i32 [ %add, %for.body15 ], [ 0, %for.cond13.pre_entry_bb ]
%1 = mul i32 %num.0, -1
Instruction does not dominate all uses!
%num.0 = phi i32 [ %add, %for.body15 ], [ 0, %for.cond13.pre_entry_bb ]
%3 = sext i32 %num.0 to i64
Polly generated function could not be verified. Add
-polly-codegen-verify=false to disable this assertion.
UNREACHABLE executed at
C:\Users\Meinersbur\src\llvm\tools\polly\lib\CodeGen\CodeGeneration.cpp:89!
#0 0x029130f9 HandleAbort
c:\users\meinersbur\src\llvm\lib\support\windows\signals.inc:405:0
#1 0x0ff22a9b (C:\WINDOWS\SYSTEM32\ucrtbased.dll+0xb2a9b)
#2 0x0ff24032 (C:\WINDOWS\SYSTEM32\ucrtbased.dll+0xb4032)
#3 0x02901ff9 llvm::llvm_unreachable_internal(char const *,char const
*,unsigned int)
c:\users\meinersbur\src\llvm\lib\support\errorhandling.cpp:118:0
#4 0x02df8925 `anonymous namespace'::CodeGeneration::verifyGeneratedFunction
c:\users\meinersbur\src\llvm\tools\polly\lib\codegen\codegeneration.cpp:90:0
#5 0x02df7faf `anonymous namespace'::CodeGeneration::runOnScop
c:\users\meinersbur\src\llvm\tools\polly\lib\codegen\codegeneration.cpp:209:0
#6 0x02e2ce99 polly::ScopPass::runOnRegion(class llvm::Region *,class
llvm::RGPassManager &)
c:\users\meinersbur\src\llvm\tools\polly\lib\analysis\scoppass.cpp:24:0
#7 0x0154a4bc llvm::RGPassManager::runOnFunction(class llvm::Function &)
c:\users\meinersbur\src\llvm\lib\analysis\regionpass.cpp:97:0
#8 0x01ef4c45 llvm::FPPassManager::runOnFunction(class llvm::Function &)
c:\users\meinersbur\src\llvm\lib\ir\legacypassmanager.cpp:1513:0
#9 0x01ef4dea llvm::FPPassManager::runOnModule(class llvm::Module &)
c:\users\meinersbur\src\llvm\lib\ir\legacypassmanager.cpp:1534:0
#10 0x01ef5e2e `anonymous namespace'::MPPassManager::runOnModule
c:\users\meinersbur\src\llvm\lib\ir\legacypassmanager.cpp:1590:0
#11 0x01ef650a llvm::legacy::PassManagerImpl::run(class llvm::Module &)
c:\users\meinersbur\src\llvm\lib\ir\legacypassmanager.cpp:1693:0
#12 0x01ef0b6d llvm::legacy::PassManager::run(class llvm::Module &)
c:\users\meinersbur\src\llvm\lib\ir\legacypassmanager.cpp:1725:0
#13 0x0115ab31 main c:\users\meinersbur\src\llvm\tools\opt\opt.cpp:741:0
#14 0x036ab52e invoke_main
f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:64:0
#15 0x036ab3b0 _scrt_common_main_seh
f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:253:0
#16 0x036ab24d _scrt_common_main
f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:296:0
#17 0x036ab548 mainCRTStartup
f:\dd\vctools\crt\vcstartup\src\startup\exe_main.cpp:17:0
#18 0x76a98744 (C:\WINDOWS\System32\KERNEL32.DLL+0x18744)
#19 0x770a587d (C:\WINDOWS\SYSTEM32\ntdll.dll+0x6587d)
#20 0x770a584d (C:\WINDOWS\SYSTEM32\ntdll.dll+0x6584d)</pre>
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