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<head>
<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 --- - targeting independent code failing on 7zip"
href="http://llvm.org/bugs/show_bug.cgi?id=18968">18968</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>targeting independent code failing on 7zip
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</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>LLVM Codegen
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>rkotler@mips.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=12144" name="attach_12144" title="1.cpp">attachment 12144</a> <a href="attachment.cgi?id=12144&action=edit" title="1.cpp">[details]</a></span>
1.cpp
This is core dumping in target independent code.
It's a regression from yesterday.
Starting program: /home/rkotler/llvmw/build/Debug+Asserts/bin/clang -cc1
-triple mipsel--linux-gnu -S -disable-free -main-file-name PpmdHandler.cpp
-mrelocation-model static -fmath-errno -no-integrated-as -mconstructor-aliases
-target-cpu mips32r2 -target-abi o32 -mfloat-abi hard -target-linker-version
2.22 -momit-leaf-frame-pointer -coverage-file /tmp/PpmdHandler-e3f606.s
-resource-dir /home/rkotler/llvmw/build/Debug+Asserts/bin/../lib/clang/3.5 -D
_GNU_SOURCE -D __STDC_LIMIT_MACROS -D NDEBUG -D SMALL_PROBLEM_SIZE -D
BREAK_HANDLER -D UNICODE -D _UNICODE -D _FILE_OFFSET_BITS=64 -D
_LARGEFILE_SOURCE -D NDEBUG -D _REENTRANT -D ENV_UNIX -D _7ZIP_LARGE_PAGES -I
/home/rkotler/llvmw/build/projects/test-suite/MultiSource/Benchmarks/7zip -I
/home/rkotler/workspace/llvm/projects/test-suite/MultiSource/Benchmarks/7zip -I
/home/rkotler/workspace/llvm/projects/test-suite/include -I ../../../include -I
/home/rkotler/llvmw/build/include -I /home/rkotler/workspace/llvm/include -I
/home/rkotler/workspace/llvm/projects/test-suite/MultiSource/Benchmarks/7zip/C
-I
/home/rkotler/workspace/llvm/projects/test-suite/MultiSource/Benchmarks/7zip/CPP/myWindows
-I
/home/rkotler/workspace/llvm/projects/test-suite/MultiSource/Benchmarks/7zip/CPP/include_windows
-I
/home/rkotler/workspace/llvm/projects/test-suite/MultiSource/Benchmarks/7zip/CPP
-I . -internal-isystem
/mips/arch/overflow/codesourcery/mips-linux-gnu/pro/release/2011.09-90/Linux/lib/gcc/mips-linux-gnu/4.5.2/../../../../mips-linux-gnu/include/c++/4.5.2
-internal-isystem
/mips/arch/overflow/codesourcery/mips-linux-gnu/pro/release/2011.09-90/Linux/lib/gcc/mips-linux-gnu/4.5.2/../../../../mips-linux-gnu/include/c++/4.5.2/mips-linux-gnu/el
-internal-isystem
/mips/arch/overflow/codesourcery/mips-linux-gnu/pro/release/2011.09-90/Linux/lib/gcc/mips-linux-gnu/4.5.2/../../../../mips-l---Type
<return> to continue, or q <return> to quit---
inux-gnu/include/c++/4.5.2/backward -internal-isystem
/mips/arch/overflow/codesourcery/mips-linux-gnu/pro/release/2011.09-90/Linux/lib/gcc/mips-linux-gnu/4.5.2/../../../../mips-linux-gnu/libc/el/usr/local/include
-internal-isystem
/home/rkotler/llvmw/build/Debug+Asserts/bin/../lib/clang/3.5/include
-internal-externc-isystem
/mips/arch/overflow/codesourcery/mips-linux-gnu/pro/release/2011.09-90/Linux/lib/gcc/mips-linux-gnu/4.5.2/include
-internal-externc-isystem
/mips/arch/overflow/codesourcery/mips-linux-gnu/pro/release/2011.09-90/Linux/lib/gcc/mips-linux-gnu/4.5.2/../../../../mips-linux-gnu/libc/usr/include
-internal-externc-isystem
/mips/arch/overflow/codesourcery/mips-linux-gnu/pro/release/2011.09-90/Linux/lib/gcc/mips-linux-gnu/4.5.2/../../../../mips-linux-gnu/libc/el/include
-internal-externc-isystem
/mips/arch/overflow/codesourcery/mips-linux-gnu/pro/release/2011.09-90/Linux/lib/gcc/mips-linux-gnu/4.5.2/../../../../mips-linux-gnu/libc/el/usr/include
-O3 -fdeprecated-macro -fno-dwarf-directory-asm -fdebug-compilation-dir
/home/rkotler/llvmw/build/projects/test-suite/MultiSource/Benchmarks/7zip
-ferror-limit 19 -fmessage-length 0 -pthread -mstackrealign -fobjc-runtime=gcc
-fcxx-exceptions -fexceptions -fdiagnostics-show-option -vectorize-loops
-vectorize-slp -o /tmp/PpmdHandler-e3f606.s -x c++
/home/rkotler/workspace/llvm/projects/test-suite/MultiSource/Benchmarks/7zip/CPP/7zip/Archive/PpmdHandler.cpp
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Program received signal SIGSEGV, Segmentation fault.
0x0000000000fb763c in llvm::Instruction::getParent (this=0x301)
at /home/rkotler/workspace/llvm/include/llvm/IR/Instruction.h:54
54 inline BasicBlock *getParent() { return Parent; }
(gdb) bt
#0 0x0000000000fb763c in llvm::Instruction::getParent (this=0x301)
at /home/rkotler/workspace/llvm/include/llvm/IR/Instruction.h:54
#1 0x000000000306c6d2 in isSafePHIToSpeculate (PN=..., DL=0x5ff5030)
at /home/rkotler/workspace/llvm/lib/Transforms/Scalar/SROA.cpp:1046
#2 0x0000000003076ecc in (anonymous
namespace)::SROA::rewritePartition(llvm::AllocaInst &, (anonymous
namespace)::AllocaSlices &, (anonymous namespace)::AllocaSlices::iterator,
(anonymous namespace)::AllocaSlices::iterator, int64_t, int64_t,
llvm::ArrayRef<{anonymous}::Slice*>) (this=0x600aac0, AI=..., S=...,
B=0x6091370, E=0x60917d8, BeginOffset=0, EndOffset=4, SplitUses=...)
at /home/rkotler/workspace/llvm/lib/Transforms/Scalar/SROA.cpp:3168
#3 0x000000000307781f in (anonymous namespace)::SROA::splitAlloca (
this=0x600aac0, AI=..., S=...)
at /home/rkotler/workspace/llvm/lib/Transforms/Scalar/SROA.cpp:3304
#4 0x000000000307807c in (anonymous namespace)::SROA::runOnAlloca (
this=0x600aac0, AI=...)
at /home/rkotler/workspace/llvm/lib/Transforms/Scalar/SROA.cpp:3439
#5 0x0000000003078d93 in (anonymous namespace)::SROA::runOnFunction (
this=0x600aac0, F=...)
at /home/rkotler/workspace/llvm/lib/Transforms/Scalar/SROA.cpp:3618
#6 0x00000000034c45ba in llvm::FPPassManager::runOnFunction (this=0x600b370,
F=...) at /home/rkotler/workspace/llvm/lib/IR/LegacyPassManager.cpp:1537
#7 0x00000000031b4beb in (anonymous namespace)::CGPassManager::RunPassOnSCC (
this=0x6009230, P=0x600b370, CurSCC=..., CG=...,
---Type <return> to continue, or q <return> to quit---
CallGraphUpToDate=@0x7fffffffbc56: true,
DevirtualizedCall=@0x7fffffffbcf8: false)
at /home/rkotler/workspace/llvm/lib/Analysis/IPA/CallGraphSCCPass.cpp:148
#8 0x00000000031b5a45 in (anonymous
namespace)::CGPassManager::RunAllPassesOnSCC (this=0x6009230, CurSCC=...,
CG=...,
DevirtualizedCall=@0x7fffffffbcf8: false)
at /home/rkotler/workspace/llvm/lib/Analysis/IPA/CallGraphSCCPass.cpp:405
#9 0x00000000031b5dc4 in (anonymous namespace)::CGPassManager::runOnModule (
this=0x6009230, M=...)
at /home/rkotler/workspace/llvm/lib/Analysis/IPA/CallGraphSCCPass.cpp:460
#10 0x00000000034c4acf in (anonymous namespace)::MPPassManager::runOnModule (
this=0x5ff4e50, M=...)
at /home/rkotler/workspace/llvm/lib/IR/LegacyPassManager.cpp:1615
#11 0x00000000034c50c3 in llvm::legacy::PassManagerImpl::run (this=0x6003300,
M=...) at /home/rkotler/workspace/llvm/lib/IR/LegacyPassManager.cpp:1710
#12 0x00000000034c52d5 in llvm::legacy::PassManager::run (this=0x5b22510,
M=...) at /home/rkotler/workspace/llvm/lib/IR/LegacyPassManager.cpp:1745
#13 0x0000000000f6ce13 in (anonymous
namespace)::EmitAssemblyHelper::EmitAssembly (this=0x7fffffffc020,
Action=clang::Backend_EmitAssembly, OS=0x5b4b460)
at /home/rkotler/workspace/llvm/tools/clang/lib/CodeGen/BackendUtil.cpp:602
#14 0x0000000000f6cf34 in clang::EmitBackendOutput (Diags=..., CGOpts=...,
TOpts=..., LOpts=..., TDesc=..., M=0x5b4dab0,
Action=clang::Backend_EmitAssembly, OS=0x5b4b460)
---Type <return> to continue, or q <return> to quit---
at /home/rkotler/workspace/llvm/tools/clang/lib/CodeGen/BackendUtil.cpp:619
#15 0x0000000000f666b5 in clang::BackendConsumer::HandleTranslationUnit (
this=0x5b4dd40, C=...)
at
/home/rkotler/workspace/llvm/tools/clang/lib/CodeGen/CodeGenAction.cpp:161
#16 0x0000000001189d15 in clang::ParseAST (S=..., PrintStats=false,
SkipFunctionBodies=false)
at /home/rkotler/workspace/llvm/tools/clang/lib/Parse/ParseAST.cpp:153
#17 0x0000000000ce8223 in clang::ASTFrontendAction::ExecuteAction (
this=0x5b26fa0)
at
/home/rkotler/workspace/llvm/tools/clang/lib/Frontend/FrontendAction.cpp:476
#18 0x0000000000f681a2 in clang::CodeGenAction::ExecuteAction (this=0x5b26fa0)
at
/home/rkotler/workspace/llvm/tools/clang/lib/CodeGen/CodeGenAction.cpp:545
#19 0x0000000000ce7d52 in clang::FrontendAction::Execute (this=0x5b26fa0)
at
/home/rkotler/workspace/llvm/tools/clang/lib/Frontend/FrontendAction.cpp:378
#20 0x0000000000cbb222 in clang::CompilerInstance::ExecuteAction (
this=0x5b22ac0, Act=...)
at
/home/rkotler/workspace/llvm/tools/clang/lib/Frontend/CompilerInstance.cpp:715
#21 0x0000000000c87c66 in clang::ExecuteCompilerInvocation (Clang=0x5b22ac0)
---Type <return> to continue, or q <return> to quit---
at
/home/rkotler/workspace/llvm/tools/clang/lib/FrontendTool/ExecuteCompilerInvocation.cpp:239
#22 0x0000000000c795a5 in cc1_main (ArgBegin=0x7fffffffd298,
ArgEnd=0x7fffffffd618,
Argv0=0x7fffffffe111 "/home/rkotler/llvmw/build/Debug+Asserts/bin/clang",
MainAddr=0xc8201c)
at /home/rkotler/workspace/llvm/tools/clang/tools/driver/cc1_main.cpp:101
#23 0x0000000000c83611 in main (argc_=114, argv_=0x7fffffffdb98)
at /home/rkotler/workspace/llvm/tools/clang/tools/driver/driver.cpp:315
(gdb) quit
A debugging session is active.
Inferior 1 [process 6801] will be killed.</pre>
</div>
</p>
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