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<base href="https://llvm.org/bugs/" />
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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 --- - IfConversion crash"
href="https://llvm.org/bugs/show_bug.cgi?id=28883">28883</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>IfConversion crash
</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>
<tr>
<th>OS</th>
<td>All
</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>Miscellaneous Instrumentation passes
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>nicolasweber@gmx.de
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre><a href="http://lab.llvm.org:8011/builders/clang-ppc64le-linux-multistage/builds/2045/steps/build%20stage%202/logs/stdio">http://lab.llvm.org:8011/builders/clang-ppc64le-linux-multistage/builds/2045/steps/build%20stage%202/logs/stdio</a>
880/3117] Building CXX object
lib/Analysis/CMakeFiles/LLVMAnalysis.dir/AliasAnalysisEvaluator.cpp.o
FAILED:
/home/buildbots/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage1.install/bin/clang++
-DHAVE_RPC_XDR_H=1 -DHAVE_TIRPC_RPC_XDR_H=0 -D_DEBUG -D_GNU_SOURCE
-D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-Iprojects/compiler-rt/lib/sanitizer_common
-I/home/buildbots/ppc64le-clang-multistage-test/clang-ppc64le-multistage/llvm/projects/compiler-rt/lib/sanitizer_common
-Iinclude
-I/home/buildbots/ppc64le-clang-multistage-test/clang-ppc64le-multistage/llvm/include
-fPIC -fvisibility-inlines-hidden -Wall -W -Wno-unused-parameter
-Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic
-Wno-long-long -Wcovered-switch-default -Wnon-virtual-dtor
-Wdelete-non-virtual-dtor -Werror=date-time -std=c++11 -fcolor-diagnostics
-ffunction-sections -fdata-sections -Wall -std=c++11 -Wno-unused-parameter -O3
-UNDEBUG -fPIC -fvisibility-inlines-hidden -Wall -W -Wno-unused-parameter
-Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic
-Wno-long-long -Wcovered-switch-default -Wnon-virtual-dtor
-Wdelete-non-virtual-dtor -Werror=date-time -std=c++11 -fcolor-diagnostics
-ffunction-sections -fdata-sections -Wall -std=c++11 -Wno-unused-parameter -m64
-fPIC -fno-builtin -fno-exceptions -fomit-frame-pointer -funwind-tables
-fno-stack-protector -fno-sanitize=safe-stack -fvisibility=hidden
-fvisibility-inlines-hidden -fno-function-sections -fno-lto -O3
-gline-tables-only -Wno-gnu -Wno-variadic-macros -Wno-c99-extensions
-Wno-non-virtual-dtor -fno-rtti -Wglobal-constructors -MMD -MT
projects/compiler-rt/lib/sanitizer_common/CMakeFiles/RTSanitizerCommonLibc.powerpc64le.dir/sanitizer_common_libcdep.cc.o
-MF
projects/compiler-rt/lib/sanitizer_common/CMakeFiles/RTSanitizerCommonLibc.powerpc64le.dir/sanitizer_common_libcdep.cc.o.d
-o
projects/compiler-rt/lib/sanitizer_common/CMakeFiles/RTSanitizerCommonLibc.powerpc64le.dir/sanitizer_common_libcdep.cc.o
-c
/home/buildbots/ppc64le-clang-multistage-test/clang-ppc64le-multistage/llvm/projects/compiler-rt/lib/sanitizer_common/sanitizer_common_libcdep.cc
Unable to predicate %X0<def> = MFLR8 %LR8<imp-use>
!
UNREACHABLE executed at
/home/buildbots/ppc64le-clang-multistage-test/clang-ppc64le-multistage/llvm/lib/CodeGen/IfConversion.cpp:2030!
#0 0x00003fff903693b4 llvm::sys::PrintStackTrace(llvm::raw_ostream&)
(/home/buildbots/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage1.install/bin/../lib/libLLVMSupport.so+0x1093b4)
#1 0x00003fff903698b0 PrintStackTraceSignalHandler(void*)
(/home/buildbots/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage1.install/bin/../lib/libLLVMSupport.so+0x1098b0)
#2 0x00003fff90366bec llvm::sys::RunSignalHandlers()
(/home/buildbots/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage1.install/bin/../lib/libLLVMSupport.so+0x106bec)
#3 0x00003fff90366e08 SignalHandler(int)
(/home/buildbots/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage1.install/bin/../lib/libLLVMSupport.so+0x106e08)
#4 0x00003fff93c404d8 0x4d8 gsignal
#5 0x00003fff93c404d8</pre>
</div>
</p>
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