[llvm-bugs] [Bug 31044] New: Assertion `Index.getValueType() == MVT::i32 && "Expect to be extending 32-bit registers for use in LEA"' failed
via llvm-bugs
llvm-bugs at lists.llvm.org
Thu Nov 17 10:24:29 PST 2016
https://llvm.org/bugs/show_bug.cgi?id=31044
Bug ID: 31044
Summary: Assertion `Index.getValueType() == MVT::i32 && "Expect
to be extending 32-bit registers for use in LEA"'
failed
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: -New Bugs
Assignee: unassignedclangbugs at nondot.org
Reporter: Vsevolod.Livinskij at frtk.ru
CC: llvm-bugs at lists.llvm.org
Classification: Unclassified
Created attachment 17603
--> https://llvm.org/bugs/attachment.cgi?id=17603&action=edit
Reduced reproducer.
Clang crashes with assertion.
Reproducer:
int a, d, e, f, g, h, p;
long i;
char j;
struct q {
int k : 3;
};
struct r {
q l;
};
struct s {
unsigned m : 23;
};
r n;
s o;
void t() {
int b(o.m + (o.m - 3516209982) - (n.l.k + e));
g = o.m >= b;
if (60151248080599800 - j)
f = 0;
else
int c = d || ~a;
if (o.m + (o.m - 3516209982U - (n.l.k + e)) - (6 - h) + i)
p = o.m + (o.m - 3516209982 - (n.l.k + e));
}
LLVM version:
clang version 4.0.0 (trunk 286273)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /home/vlivinsk/workspace/llvm/bin-trunk/bin
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5.4.0
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6.0.0
Selected GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5.4.0
Candidate multilib: .;@m64
Candidate multilib: 32;@m32
Candidate multilib: x32;@mx32
Selected multilib: .;@m64
Error:
>$ clang++ -std=c++11 -O3 -c repr.cpp
clang-4.0:
/home/vlivinsk/workspace/llvm/llvm-trunk/lib/Target/X86/X86ISelDAGToDAG.cpp:1605:
bool {anonymous}::X86DAGToDAGISel::selectLEA64_32Addr(llvm::SDValue,
llvm::SDValue&, llvm::SDValue&, llvm::SDValue&, llvm::SDValue&,
llvm::SDValue&): Assertion `Index.getValueType() == MVT::i32 && "Expect to be
extending 32-bit registers for use in LEA"' failed.
#0 0x0000000001441b08 llvm::sys::PrintStackTrace(llvm::raw_ostream&)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x1441b08)
#1 0x000000000143f75e llvm::sys::RunSignalHandlers()
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x143f75e)
#2 0x000000000143f8d2 SignalHandler(int)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x143f8d2)
#3 0x00007f99878003e0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x113e0)
#4 0x00007f998679c428 gsignal
/build/glibc-Qz8a69/glibc-2.23/signal/../sysdeps/unix/sysv/linux/raise.c:54:0
#5 0x00007f998679e02a abort /build/glibc-Qz8a69/glibc-2.23/stdlib/abort.c:91:0
#6 0x00007f9986794bd7 __assert_fail_base
/build/glibc-Qz8a69/glibc-2.23/assert/assert.c:92:0
#7 0x00007f9986794c82 (/lib/x86_64-linux-gnu/libc.so.6+0x2dc82)
#8 0x00000000009eea22 (anonymous
namespace)::X86DAGToDAGISel::CheckComplexPattern(llvm::SDNode*, llvm::SDNode*,
llvm::SDValue, unsigned int, llvm::SmallVectorImpl<std::pair<llvm::SDValue,
llvm::SDNode*> >&)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x9eea22)
#9 0x0000000001b3b56e llvm::SelectionDAGISel::SelectCodeCommon(llvm::SDNode*,
unsigned char const*, unsigned int)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x1b3b56e)
#10 0x00000000009ea10f (anonymous
namespace)::X86DAGToDAGISel::Select(llvm::SDNode*)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x9ea10f)
#11 0x0000000001b33f75 llvm::SelectionDAGISel::DoInstructionSelection()
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x1b33f75)
#12 0x0000000001b37daf llvm::SelectionDAGISel::CodeGenAndEmitDAG()
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x1b37daf)
#13 0x0000000001b4230c
llvm::SelectionDAGISel::SelectAllBasicBlocks(llvm::Function const&)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x1b4230c)
#14 0x0000000001b44529
llvm::SelectionDAGISel::runOnMachineFunction(llvm::MachineFunction&) [clone
.part.722] [clone .constprop.746]
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x1b44529)
#15 0x00000000009eecf4 (anonymous
namespace)::X86DAGToDAGISel::runOnMachineFunction(llvm::MachineFunction&)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x9eecf4)
#16 0x0000000000d3e475
llvm::MachineFunctionPass::runOnFunction(llvm::Function&)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0xd3e475)
#17 0x000000000104b4d3 llvm::FPPassManager::runOnFunction(llvm::Function&)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x104b4d3)
#18 0x000000000104b59c llvm::FPPassManager::runOnModule(llvm::Module&)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x104b59c)
#19 0x000000000104b03d llvm::legacy::PassManagerImpl::run(llvm::Module&)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x104b03d)
#20 0x00000000015cfb58 clang::EmitBackendOutput(clang::DiagnosticsEngine&,
clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions
const&, llvm::DataLayout const&, llvm::Module*, clang::BackendAction,
std::unique_ptr<llvm::raw_pwrite_stream,
std::default_delete<llvm::raw_pwrite_stream> >)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x15cfb58)
#21 0x0000000001c06bf3
clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x1c06bf3)
#22 0x0000000001fe9f28 clang::ParseAST(clang::Sema&, bool, bool)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x1fe9f28)
#23 0x0000000001c02039 clang::CodeGenAction::ExecuteAction()
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x1c02039)
#24 0x00000000019181e6 clang::FrontendAction::Execute()
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x19181e6)
#25 0x00000000018ea416
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x18ea416)
#26 0x000000000199dbc2
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x199dbc2)
#27 0x0000000000922cb8 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x922cb8)
#28 0x00000000008e5104 main
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x8e5104)
#29 0x00007f9986787830 __libc_start_main
/build/glibc-Qz8a69/glibc-2.23/csu/../csu/libc-start.c:325:0
#30 0x000000000091f689 _start
(/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0+0x91f689)
Stack dump:
0. Program arguments:
/home/vlivinsk/workspace/llvm/bin-trunk/bin/clang-4.0 -cc1 -triple
x86_64-unknown-linux-gnu -emit-obj -disable-free -main-file-name repr.cpp
-mrelocation-model static -mthread-model posix -fmath-errno -masm-verbose
-mconstructor-aliases -munwind-tables -fuse-init-array -target-cpu x86-64
-momit-leaf-frame-pointer -dwarf-column-info -debugger-tuning=gdb
-coverage-notes-file
/home/vlivinsk/workspace/yarpgen/found/scalar/clang/S_682650922/repr.gcno
-resource-dir /home/vlivinsk/workspace/llvm/bin-trunk/bin/../lib/clang/4.0.0
-internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/5.4.0/../../../../include/c++/5.4.0
-internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/5.4.0/../../../../include/x86_64-linux-gnu/c++/5.4.0
-internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/5.4.0/../../../../include/x86_64-linux-gnu/c++/5.4.0
-internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/5.4.0/../../../../include/c++/5.4.0/backward
-internal-isystem /usr/local/include -internal-isystem
/home/vlivinsk/workspace/llvm/bin-trunk/bin/../lib/clang/4.0.0/include
-internal-externc-isystem /usr/include/x86_64-linux-gnu
-internal-externc-isystem /include -internal-externc-isystem /usr/include -O3
-std=c++11 -fdeprecated-macro -fdebug-compilation-dir
/home/vlivinsk/workspace/yarpgen/found/scalar/clang/S_682650922 -ferror-limit
19 -fmessage-length 135 -fobjc-runtime=gcc -fcxx-exceptions -fexceptions
-fdiagnostics-show-option -vectorize-loops -vectorize-slp -o repr.o -x c++
repr.cpp
1. <eof> parser at end of file
2. Code generation
3. Running pass 'Function Pass Manager' on module 'repr.cpp'.
4. Running pass 'X86 DAG->DAG Instruction Selection' on function '@_Z1tv'
clang-4.0: error: unable to execute command: Aborted (core dumped)
clang-4.0: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 4.0.0 (trunk 286273)
Target: x86_64-unknown-linux-gnu
Thread model: posix
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