<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/131442>131442</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [MLIR] crashed on `-convert-scf-to-emitc` with error: `!emitc.lvalue` must wrap supported emitc type, but got 'vector<4xf32>'
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            mlir
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          sweead
      </td>
    </tr>
</table>

<pre>
    test commit: [bbd1bb4](https://github.com/llvm/llvm-project/commit/bbd1bb40573dd5a36dc04af4ad307d6e16456f89)

step to reproduce:
```
mlir-opt test.mlir  -convert-scf-to-emitc
```

test case:
```
module attributes {llvm.data_layout = "p:32:32:32"} {
 func.func @main(%arg0: tensor<1x8x16xf32>, %arg1: tensor<1x3x4xf32>, %arg2: tensor<1x4x5xf32>, %arg3: tensor<4x4xf32>, %arg4: tensor<4x4xf32>, %arg5: tensor<8x8xf32>) {
    %cst_0 = arith.constant dense<0.000000e+00> : vector<4xf32>
    %c0 = arith.constant 0 : index
    %c1 = arith.constant 1 : index
    %c3 = arith.constant 3 : index
    %c4 = arith.constant 4 : index
    %1 = bufferization.to_memref %arg1 : tensor<1x3x4xf32> to memref<1x3x4xf32, strided<[?, ?, ?], offset: ?>>
    scf.for %arg6 = %c0 to %c3 step %c1 {
      %21 = scf.for %arg7 = %c0 to %c4 step %c1 iter_args(%arg8 = %cst_0) -> (vector<4xf32>) {
        %22 = memref.load %1[%c0, %arg6, %arg7] : memref<1x3x4xf32, strided<[?, ?, ?], offset: ?>>
 %23 = vector.insertelement %22, %arg8[%arg7 : index] : vector<4xf32>
 scf.yield %23 : vector<4xf32>
      }
    }
    return
 }
}
```

Crash backtrace:
```
<unknown>:0: error: !emitc.lvalue must wrap supported emitc type, but got 'vector<4xf32>'
mlir-opt: /home/workdir/llvm-project/mlir/include/mlir/IR/StorageUniquerSupport.h:180: static ConcreteT mlir::detail::StorageUserBase<mlir::emitc::LValueType, mlir::Type, mlir::emitc::detail::LValueTypeStorage, mlir::detail::TypeUniquer>::get(MLIRContext *, Args &&...) [ConcreteT = mlir::emitc::LValueType, BaseT = mlir::Type, StorageT = mlir::emitc::detail::LValueTypeStorage, UniquerT = mlir::detail::TypeUniquer, Traits = <>, Args = <mlir::Type &>]: Assertion `succeeded( ConcreteT::verifyInvariants(getDefaultDiagnosticEmitFn(ctx), args...))' failed.
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
Stack dump:
0.      Program arguments: /home/workdir/llvm-project/build/bin/./mlir-opt test.mlir -convert-scf-to-emitc
 #0 0x000055c47e395158 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x12d3158)
 #1 0x000055c47e392c7e llvm::sys::RunSignalHandlers() (/home/workdir/llvm-project/build/bin/./mlir-opt+0x12d0c7e)
 #2 0x000055c47e395b61 SignalHandler(int, siginfo_t*, void*) Signals.cpp:0:0
 #3 0x00007f056ec3d520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
 #4 0x00007f056ec919fc pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x969fc)
 #5 0x00007f056ec3d476 gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x42476)
 #6 0x00007f056ec237f3 abort (/lib/x86_64-linux-gnu/libc.so.6+0x287f3)
 #7 0x00007f056ec2371b (/lib/x86_64-linux-gnu/libc.so.6+0x2871b)
 #8 0x00007f056ec34e96 (/lib/x86_64-linux-gnu/libc.so.6+0x39e96)
 #9 0x000055c47e9dd747 (/home/workdir/llvm-project/build/bin/./mlir-opt+0x191b747)
#10 0x000055c47e9dd682 mlir::emitc::LValueType::get(mlir::Type) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x191b682)
#11 0x000055c4812e86fc (anonymous namespace)::ForLowering::matchAndRewrite(mlir::scf::ForOp, mlir::scf::ForOpAdaptor, mlir::ConversionPatternRewriter&) const SCFToEmitC.cpp:0:0
#12 0x000055c4812e900b mlir::OpConversionPattern<mlir::scf::ForOp>::matchAndRewrite(mlir::scf::ForOp, mlir::scf::ForOpGenericAdaptor<llvm::ArrayRef<mlir::ValueRange>>, mlir::ConversionPatternRewriter&) const (/home/workdir/llvm-project/build/bin/./mlir-opt+0x422700b)
#13 0x000055c48040e5ea mlir::OpConversionPattern<mlir::scf::ForOp>::matchAndRewrite(mlir::Operation*, llvm::ArrayRef<mlir::ValueRange>, mlir::ConversionPatternRewriter&) const (/home/workdir/llvm-project/build/bin/./mlir-opt+0x334c5ea)
#14 0x000055c4814ef596 mlir::ConversionPattern::matchAndRewrite(mlir::Operation*, mlir::PatternRewriter&) const (/home/workdir/llvm-project/build/bin/./mlir-opt+0x442d596)
#15 0x000055c483c3e622 void llvm::function_ref<void ()>::callback_fn<mlir::PatternApplicator::matchAndRewrite(mlir::Operation*, mlir::PatternRewriter&, llvm::function_ref<bool (mlir::Pattern const&)>, llvm::function_ref<void (mlir::Pattern const&)>, llvm::function_ref<llvm::LogicalResult (mlir::Pattern const&)>)::$_0>(long) PatternApplicator.cpp:0:0
#16 0x000055c483c3b31f mlir::PatternApplicator::matchAndRewrite(mlir::Operation*, mlir::PatternRewriter&, llvm::function_ref<bool (mlir::Pattern const&)>, llvm::function_ref<void (mlir::Pattern const&)>, llvm::function_ref<llvm::LogicalResult (mlir::Pattern const&)>) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x6b7931f)
#17 0x000055c4814f060d (anonymous namespace)::OperationLegalizer::legalize(mlir::Operation*, mlir::ConversionPatternRewriter&) DialectConversion.cpp:0:0
#18 0x000055c4814ef6a7 mlir::OperationConverter::convert(mlir::ConversionPatternRewriter&, mlir::Operation*) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x442d6a7)
#19 0x000055c4814f084f mlir::OperationConverter::convertOperations(llvm::ArrayRef<mlir::Operation*>) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x442e84f)
#20 0x000055c4814f6a9b mlir::applyPartialConversion(mlir::Operation*, mlir::ConversionTarget const&, mlir::FrozenRewritePatternSet const&, mlir::ConversionConfig) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x4434a9b)
#21 0x000055c4812e816b (anonymous namespace)::SCFToEmitCPass::runOnOperation() SCFToEmitC.cpp:0:0
#22 0x000055c48148e8a3 mlir::detail::OpToOpPassAdaptor::run(mlir::Pass*, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x43cc8a3)
#23 0x000055c48148f142 mlir::detail::OpToOpPassAdaptor::runPipeline(mlir::OpPassManager&, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int, mlir::PassInstrumentor*, mlir::PassInstrumentation::PipelineParentInfo const*) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x43cd142)
#24 0x000055c48149191e mlir::PassManager::run(mlir::Operation*) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x43cf91e)
#25 0x000055c481489e9b performActions(llvm::raw_ostream&, std::shared_ptr<llvm::SourceMgr> const&, mlir::MLIRContext*, mlir::MlirOptMainConfig const&) MlirOptMain.cpp:0:0
#26 0x000055c481489af3 llvm::LogicalResult llvm::function_ref<llvm::LogicalResult (std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&)>::callback_fn<mlir::MlirOptMain(llvm::raw_ostream&, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, mlir::DialectRegistry&, mlir::MlirOptMainConfig const&)::$_0>(long, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&) MlirOptMain.cpp:0:0
#27 0x000055c481535065 mlir::splitAndProcessBuffer(std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::function_ref<llvm::LogicalResult (std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&)>, llvm::raw_ostream&, llvm::StringRef, llvm::StringRef) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x4473065)
#28 0x000055c481483752 mlir::MlirOptMain(llvm::raw_ostream&, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, mlir::DialectRegistry&, mlir::MlirOptMainConfig const&) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x43c1752)
#29 0x000055c481483a03 mlir::MlirOptMain(int, char**, llvm::StringRef, llvm::StringRef, mlir::DialectRegistry&) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x43c1a03)
#30 0x000055c481483c12 mlir::MlirOptMain(int, char**, llvm::StringRef, mlir::DialectRegistry&) (/home/workdir/llvm-project/build/bin/./mlir-opt+0x43c1c12)
#31 0x000055c47e3748df main (/home/workdir/llvm-project/build/bin/./mlir-opt+0x12b28df)
#32 0x00007f056ec24d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#33 0x00007f056ec24e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#34 0x000055c47e374435 _start (/home/workdir/llvm-project/build/bin/./mlir-opt+0x12b2435)
Aborted (core dumped)
```
</pre>
<img width="1" height="1" alt="" src="http://email.email.llvm.org/o/eJzsWltv47oR_jXKCxGDInV9yIPixO0Cu0iQpH01KIqS2ZVJlaRyOb--ICVbF9vJZtd7Dlp0sbAdaTic75sLhxKJ1rwSjF154bUX3lyQ1mykutIvjJHiIpfF25Vh2gAqt1tuPJwBL7zO88LP88ALbzyUbIxptIczD608tKq42bT5gsqth1Z1_bz7umyU_BejxkOrXhVa9WpgGOOiCAmOCgoDUgakwDAuIuZHQRiVSeqh1IOZBzNtWAOMBIo1ShYtZXZamHkR7P_DbFtzdSkbA6zVC_sXAJdUimemzKWm5aWRl2zLDZ2N82DW4ST6mFZZtDUDxBjF89YwDbz42sJaFMSQdU3eZGuAh2-Ah1Dj4Qyj0QdCXnxjR3gwA2Ur6MJ-AC-AW8KFhxIPhURV0LJrmNBSeXjpvyavfvRaWiW3HlqCTsifCeHX4EAGzWSC1_BABk9kgiNagg8lwolE8prsJdIdWgCsLNVmDR09RHGzWVAptCHCgIIJS_cSLqD7xzx0DaGHb4FV_cyo6SfvFQ8aj6qDbhgXBXsdifrHRP2joviYKD4qGhwTDY6JdvPnbVkyxf8ghkuxMHK9ZVvFyp1bwUm_2oDvZCc30BJoo3jBCg8vbfLilfPM8GWzcwlkWWrWJS5eWQ73NGpaLkqpeguiPnwttUb2bLiE6zncO9SBQh2qqY74UEcw1sENU2uiKr2P-WQ_woaIDZxL532UHDp_ElU7M5BT0PGzqCUpHOOWD2vFEKvR8DP2whtH9_lZtRZ1MdSZv-BCM2VYzbZMmM7gwZCkM7Mnbhc3vXFHg9_S_cZZXexnOp0lAHjxzS4K978UM60SzlZ3rf-cVsKlInoDckK_G0WOVVkPL1vxXcgX4bBnrnQxpawdlgXfldhF_UzqloFtqw14UaQBum0aqQwrgBMA5q1hlo-8NaCSlqD4iN_jUV3v9K82css8tHqR6nvB1eEaY8U9tOKC1m3BhgtfHjy0ejRSkYr9Q_B_t0w9djYtNh7O_MQh0YYYTsFSCqqYYU_AjcaZh7OCGcLr7vdOj2bq2i0by0GuW2Pcz6__tCw89VAHkcMro0HjeQYF_YzTUWNRK9Tj6jzj4axixkPJt69fHpZSGPZqac6sikxVGngo8lC0WCxcfoXXA2iXWB8DstDnwrt7vb3v6PoQZ49mruIUaLQET4pwo7vCgpf9itVh7S5N7XQM4Fub2DgDmbYJy6UAXgR1SyljthigZIiGbugzU7x8-yKeieJEGFvSKmZuWEna2txwUgmpDae3W25Wdo2n5tX2MWgJbAHs-Hb_Y1ASXrNi4cHs_utt9ngLdJtvuQEE5G1lmx2pjK2nn-60uNYt0x5aASIK0CcDMBsG6DTD7dyPhtDvoGi3TZfvcOHB9F7JSpGttbm1JUz_YP7lLa8L-237m9WiT8BZY3aqLwMewhDAV9sRhCENYobT0A8T4FA69vWb7n7cKy6MM_3JlSqUDEKKvKylNoqRrYvyJeDCuDC3y88vYLBdyquPCuyHSdecWpP9mcmIxuyYyQ-teOSVIPXfiShqprrV8HxWQRqzwSo0JzKPfDCZ30OJ42UJNK-4KOXa9AXiWfLC_Uz7EXpBm6av97CfAPcTxCUMI0ZxESLYY6l57qHVaxKto-Cy5qJ9vaxE292gCy0XkbM5QCGCg8XBVGHqpyUFjdkoRor1d17Xn9OeRmlJB-3h3NwgjkClHbzPmh3E0aA4mipGOC4xILnN3U-pRUlc4kFtfKDWzz-t0M8HhcmMgICl0ecU4pSlI-DpJMLSooiD-EzBnPp5HMT9_g9hH86nihL04Ro1WgTnK9S5ki718yhBg53jUpD4iCVRSe1UREjxtpWtBoJsmW5cxUo7i1ZSfZUvTHFRdRe2xNBNJooH9qK4YRPzNS33o-6aaT8wvZcVpLEN1URk6Qqv5lLcE2OYEv0cytXJFLgNDXhcrp6kXcCWs7S3ENEMYgphPprhrjmYY7LyzgDsepXzYP4bE0xxuoOOl0MVzpQibw-u6x9Gu1h5IKJifSv_E2SdJZAChGII8yGQ8JhlGEAWMvJ7Wb5rmHJ71H4N-BR1fxVvGAc0ZGTgLZhEZ8DKMI3eM-3zvAx3fn9UBKgIdxXXogvH6DDFLELILdYjb5WtoNbcdbfFdXe7RmMfBpTUtW0B1-U0anpAWdPUnBKXQedlZ3nazlxKtwwfKOgI7cjtQ-1DsL-kZLjxVVackvqB6bY2P6a3r-keCtbQXUhqKSobFwfkHqmt0cy_OfbLQ0r_759f8M95MjPK4xT75ZCZ8bTulDCCxUcL_943X1lFav4H622v-z9_0JEfldsbTmpGzSB2JPCSedmMSAyOTN4pMTtL-33cxND3zVke09pvNc5WMyMyah3TuWeSoPxxaPvberLDPLokTvCcMdiCALEkGIINwRmkiKTjFow0Tf12T5ThpB688eloeiKqYmaUQWOxlZJ_sJ1re0c_npQelC6lKHl1RmpwQNKhb0IHDbgf5R_l4dDu3hPd79VVK-7EiCW3UX-vL0bTvjhIWELwiedWd82TvGvsZPtOtZ9zVsO0PvDPac9lgtRvmutvRJCqeyJmi7b9boV72Vec9TlIgClNCB64xzMGSj9An2bgnjes5mJe_KzoHti7deSnKJkujFp_Edoo9-DL7qAOVs6xQDdzd6O3_Z4oJswXUcpdPpyxvmFa-MGw5USzjjf1U5_NjN3BPxplv6cKY1qmPhusDGexkbI0Bw1TpVTbjB4W2MNHeNoU_d5mQxQr1o2ZbvAeZaso-1YpD9-eKEOjR-EHTv1Wc3XXmG-E9zVq3DqA0d0jqR_NwZESg1Ntys_0NXvsrXvafYD9G9tK9Xbt3jROuCq6x9LrgtXMsNNj9rvf0x74ePswIulHffnb8QzW9W3QA6u4NurtMDjeC4ATXf2fieQdz3wQntPeNMQhjMLxI5Sm5iYTxb2SlGm9s_UvCbr_wpR4V2J879EoLirbNJ66fLamKMYwCofiO-vuExyH6Hjk_6_l7dlWMz8OR2tuOieUQHyS0L7BoBvStRLZZ8PiIzbOiJLAoZ_DcI6S-qfD5jMo_zQ41B-cNn9NFwdJUYIt4eJcL-BylBTDLm3_Am73Aico0k--H0NpkcJBIZ4rZAEE67Uds9aGKLMeofnhKVgwmiKYcxTgEHTKz8dSgPvalOXdmRAPJVQq5t5Bs6K3Znfq5KK4wkWKU3LBrvw4QBClGMcXm6uEhEXi05LmIcQsTHxS-hHxKaFhksRRfMGvEEQhxH4IU4j8eFH6MYFBTBIS07zA1Asg2xJeL9yJPqmqC_fi_MrHfhCgi5rkrNbugCRC3TkS5IU3F-rKYc7bSnsBrLk2etBguKndoUrbbHrhTffGnRWgO1lw_NV3BMELN5vRSZoIzg7TWJlfPk9z0ar66udPE_S8PF-h_wQAAP__lSzWzQ">