<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/128317>128317</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [MLIR]`-test-bytecode-roundtrip=test-kind=2` triggers Assertion Failure `isIntOrFloat() && "only integers and floats have a bitwidth"'
        </td>
    </tr>

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

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

    <tr>
      <th>Reporter</th>
      <td>
          xisang0
      </td>
    </tr>
</table>

<pre>
    Test on commit: https://github.com/llvm/llvm-project/commit/a9882bda96228ca23e166a817f93a7dbc99763cb
steps to reproduce:
```
mlir-opt test.mlir -test-bytecode-roundtrip=test-kind=2
```
test case:
```
module {
 func.func @reverse_splat() -> tensor<10xi32> {
    %0 = "tosa.const"() <{value = dense<42> : tensor<10xi32>}> : () -> tensor<10xi32>
    %1 = tosa.reverse %0 {axis = 0 : i32} : (tensor<10xi32>) -> tensor<10xi32>
 return %1 : tensor<10xi32>
  }
}
```
crash trace:
```
mlir-opt: /home/workdir/llvm-project-19/mlir/lib/IR/Types.cpp:134: unsigned int mlir::Type::getIntOrFloatBitWidth() const: Assertion `isIntOrFloat() && "only integers and floats have a bitwidth"' failed.
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
Stack dump:
0.      Program arguments: ./mlir-opt /home/workdir/test.mlir -test-bytecode-roundtrip=test-kind=2
 #0 0x0000590e4cbd8998 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (./mlir-opt+0x108a998)
 #1 0x0000590e4cbd64be llvm::sys::RunSignalHandlers() (./mlir-opt+0x10884be)
 #2 0x0000590e4cbd93a8 SignalHandler(int) Signals.cpp:0:0
 #3 0x000072f6b0e9f520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
 #4 0x000072f6b0ef39fc pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x969fc)
 #5 0x000072f6b0e9f476 gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x42476)
 #6 0x000072f6b0e857f3 abort (/lib/x86_64-linux-gnu/libc.so.6+0x287f3)
 #7 0x000072f6b0e8571b (/lib/x86_64-linux-gnu/libc.so.6+0x2871b)
 #8 0x000072f6b0e96e96 (/lib/x86_64-linux-gnu/libc.so.6+0x39e96)
 #9 0x0000590e50067aa5 mlir::Type::getIntOrFloatBitWidth() const (./mlir-opt+0x4519aa5)
#10 0x0000590e4ff95464 mlir::detail::getDenseElementBitWidth(mlir::Type) (./mlir-opt+0x4447464)
#11 0x0000590e4ff99747 mlir::DenseIntOrFPElementsAttr::getRaw(mlir::ShapedType, llvm::ArrayRef<char>) (./mlir-opt+0x444b747)
#12 0x0000590e4ffcccf2 (anonymous namespace)::BuiltinDialectBytecodeInterface::readAttribute(mlir::DialectBytecodeReader&) const BuiltinDialectBytecode.cpp:0:0
#13 0x0000590e51f803e4 (anonymous namespace)::AttrTypeReader::resolveAttribute(unsigned long) BytecodeReader.cpp:0:0
#14 0x0000590e51f7f777 (anonymous namespace)::DialectReader::readAttribute(mlir::Attribute&) BytecodeReader.cpp:0:0
#15 0x0000590e4f0ee0a4 llvm::LogicalResult mlir::DialectBytecodeReader::readAttribute<mlir::ElementsAttr>(mlir::ElementsAttr&) (./mlir-opt+0x35a00a4)
#16 0x0000590e4f155b38 mlir::detail::BytecodeOpInterfaceInterfaceTraits::Model<mlir::tosa::ConstOp>::readProperties(mlir::DialectBytecodeReader&, mlir::OperationState&) (./mlir-opt+0x3607b38)
#17 0x0000590e51f7d0c8 mlir::BytecodeReader::Impl::parseRegions(std::vector<mlir::BytecodeReader::Impl::RegionReadState, std::allocator<mlir::BytecodeReader::Impl::RegionReadState>>&, mlir::BytecodeReader::Impl::RegionReadState&) (./mlir-opt+0x642f0c8)
#18 0x0000590e51f78adb mlir::BytecodeReader::Impl::parseIRSection(llvm::ArrayRef<unsigned char>, mlir::Block*) (./mlir-opt+0x642aadb)
#19 0x0000590e51f75f3d mlir::BytecodeReader::Impl::read(mlir::Block*, llvm::function_ref<bool (mlir::Operation*)>) (./mlir-opt+0x6427f3d)
#20 0x0000590e51f7e8be readBytecodeFileImpl(llvm::MemoryBufferRef, mlir::Block*, mlir::ParserConfig const&, std::shared_ptr<llvm::SourceMgr> const&) BytecodeReader.cpp:0:0
#21 0x0000590e51f7e74e mlir::readBytecodeFile(llvm::MemoryBufferRef, mlir::Block*, mlir::ParserConfig const&) (./mlir-opt+0x643074e)
#22 0x0000590e4fea62ef mlir::parseSourceFile(llvm::SourceMgr const&, mlir::Block*, mlir::ParserConfig const&, mlir::LocationAttr*) (./mlir-opt+0x43582ef)
#23 0x0000590e4fea6988 mlir::parseSourceString(llvm::StringRef, mlir::Block*, mlir::ParserConfig const&, llvm::StringRef, mlir::LocationAttr*) (./mlir-opt+0x4358988)
#24 0x0000590e4fd77e74 (anonymous namespace)::TestBytecodeRoundtripPass::doRoundtripWithConfigs(mlir::Operation*, mlir::BytecodeWriterConfig const&, mlir::ParserConfig const&) TestBytecodeRoundtrip.cpp:0:0
#25 0x0000590e4fd75cb0 (anonymous namespace)::TestBytecodeRoundtripPass::runOnOperation() TestBytecodeRoundtrip.cpp:0:0
#26 0x0000590e4fea93bf mlir::detail::OpToOpPassAdaptor::run(mlir::Pass*, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int) (./mlir-opt+0x435b3bf)
#27 0x0000590e4fea9ba2 mlir::detail::OpToOpPassAdaptor::runPipeline(mlir::OpPassManager&, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int, mlir::PassInstrumentor*, mlir::PassInstrumentation::PipelineParentInfo const*) (./mlir-opt+0x435bba2)
#28 0x0000590e4feac34e mlir::PassManager::run(mlir::Operation*) (./mlir-opt+0x435e34e)
#29 0x0000590e4fea4e6b performActions(llvm::raw_ostream&, std::shared_ptr<llvm::SourceMgr> const&, mlir::MLIRContext*, mlir::MlirOptMainConfig const&) MlirOptMain.cpp:0:0
#30 0x0000590e4fea4acb 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
#31 0x0000590e4ff4ddf5 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) (./mlir-opt+0x43ffdf5)
#32 0x0000590e4fe9f9b2 mlir::MlirOptMain(llvm::raw_ostream&, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, mlir::DialectRegistry&, mlir::MlirOptMainConfig const&) (./mlir-opt+0x43519b2)
#33 0x0000590e4fe9fc63 mlir::MlirOptMain(int, char**, llvm::StringRef, llvm::StringRef, mlir::DialectRegistry&) (./mlir-opt+0x4351c63)
#34 0x0000590e4fe9fe72 mlir::MlirOptMain(int, char**, llvm::StringRef, mlir::DialectRegistry&) (./mlir-opt+0x4351e72)
#35 0x0000590e4cbb7c27 main (./mlir-opt+0x1069c27)
#36 0x000072f6b0e86d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#37 0x000072f6b0e86e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#38 0x0000590e4cbb7795 _start (./mlir-opt+0x1069795)
Aborted (core dumped)
```
</pre>
<img width="1" height="1" alt="" src="http://email.email.llvm.org/o/eJzcWltP5DzS_jXmxqLl2DlecBGaaX1Ig0Aw0nvZcpJKtz_ScdZ2GPj3KyfpzoEEaGbfXe2OZqAntquepw6uctxca7ErAa6Qd428mwtem71UV69C83JHLhKZvV39Am2wLHEqDwdhEIvx3phKIxYjukF0sxNmXyerVB4Q3RTFy_HXZaXk_0NqEN10S-mGR2FIk4xHPqVhyikDx_d56AR5xHiQJWkUBT5LE0RibaDS2EisoFIyq1OwGkmMfNL9JfGhEOpSVgYb0GZl_4cv7cfL5M1AKjO4VLIuM6NEhdhNM_IsygyxGzqRZMdwyvWcEpnVBWAUXCMS47wu05X9gZFLFLyA0rDVVcENoiGiEb5E7Ac2UGqpEFs75FUwah916zHGiHoEI3aDEaVGar5KZakNorSTgNgaBdcvvKihmZZBaXGt3VYOi2fEo-DmOPgxjh6D0whvAHQ8OmTBNX8VuhkljUS7Mrg5Cp-R-bE6BaZW5VHlLHoLylIgcfdzYP9Ucb3HRvGPIqDFttnLAyC6-S3VcybUJBAvnQjRjV1hB0SC6Ob2EdHNr7cK9CqtKsRih7lWVF02eZFhURrcrGAxYrGd2X7agbktzb3aFJKba2H-EpnZd5Zv3cliHGsNyghZYuQTofsFR0dTH1HfhoEsizerC3agNOZlhnM7T-M9fwHMcSLM71YDRTTAORcFZCtE4oefP-KnH1jXyUEYO7He2YSRytjUOTtRhdY1aEQ3DQZRpkWdATZ7wK0XEp4-N56wup8MT59xVh-q1i9khZs_D0ruFD9grnb1AUpjEeBVZ_omXec89a0UxogygskrIYR4EQE3TbIwikLc0Gs8pd90--FBidI0mH81sUTDfpLiv7dSGwX80DhlbZ3RuigcIkf0mrw6JORRZD3YIXAmCHw3gTkEj3X5JHYlL_6Pl1kBSp_iYFZJ6CbQK6ETJRHjIR6JQzTsULePjzFNmn-tFNZJCWjuJwSi3KOk3TG6jHgN_a3vXhairF8vd2XdDqQrLVd-A8ylHiU9LHcsMGdRnuLK7BXwbPssiuI86ZEf5Wkv3ZvCdQMf73RD71zYbuD3gv2x4NALcoZ5YvPmLLE0DHLWiw3eiXWSswU6SS8wnBjAh8g_TyCLIBoQjwZh5BHiB5x739vhZsPW9ZyIc6_VZ1NjlJ15Hnmu7w70ZWC4KE4ab2yp-1GA3TYGOif4FlLGdd3A9d1etzPRHQVuMNDdKGs5PnQ6dWyMOqF55L9Hyp_2vIKshbAeJHisFH97hByxdbrnqquICxCTwA16iHQMMU3TnNqVvJTl20HWGpf8ALpqNqyoVXddi8KI8kbwAlJz3e2Tt6UBlXdFksU2_ywZkdQGRiwm6x6BZ3bv8HvHziuY7CYWPRsGk5OHhIH7GXoLypqw09uB1bJ4gSHeUwUuZLmz0MZ4Z8C4YzBBHgTBZ2A6imMsS4YbPPW_hMgbOZcAEO4Owuan3ImUF4-g62LYZcw7aAYcW_eLxgH8YwR8NNZinwtO5nFC-CB__BF-x_MSFi7k7hHsfXWKw9OHX4oL05XAO5lBMQJuG9D209oG331l0Z_IPihZ2R7KNiVfiuH1AOB9BYrb_uvJ8JPXZpn7JEhY2DMPJrGUkXTIfM41t4eqs0XFlYZH2AlZWtTaZO3zF0hN0_d-VVArw451BNb4JIwXhUz5n8mzhv7xzmpnYlo0qu_SnKQDo4YTo4Y8S84z6u3jE6TWoaPmbbD9nnaN0z48YlbI9BnR-APEnGdJjziaIPZyln0ZsQ3fUdD26ofFw54lLaWtahgkUjadzUwUt8g_qC6-S4OcZSf8lEzwQ5gAtriOyDeigAbx0J53cJDq7brOc1DWrAs2HD59sN5Ra1nmYtedf9qwOsWr3nMF2bayu9O61_Uka5XC3c46a7Dw882VOlNugQsDRFOWfxPDJUcwErjQO2Jc5oH7FPKB8Ca4W1O8w3qy0Miu33ZIP-Wn3T-ELNuqsJgULvNCam105MKmXKIwnOfyZJSwxXvIpnn0p1H1qbwzuEVhv0VRd8QtC2xUfdZD_ALdF6LjWfWB667iZfL08C9h9i0b_UGGz-3FfylhPnHnYoDO4ptJKG_C3UsT8ofcVV3elwN24Tl4_EmcRSzJF7qP--qXvG_0xhmvmqLYqR_ZuQE2NfGy8eOSF29a6Dte8p1tL9bY7s729_D90AfBlbBkkDjBlFDC6dmEHkQFhShhEkB26gnnUhv0fYbjQNP6ttRGNS93pJpJ2-GEVnM70GF_4ApKc1vm8hioH2VoknDaGzGcGDFlo21_aIfZGJhU0yWlwIbbdzRR6oKf4ApULtUhbqq3_uR10jfr4NCsdz9vH9eyNPBq3pn8rhDqvjJ3XJQzO8Bg9H2ejd-fWXI8TRZPKYt9y9KCYQNcl-IfNbzjPqzGI1tlkPO6MNsMCmiOOwtruj52WBemHohOp4qUF0XC0-dtXo5a54GRvurLv53PuwOP7b61UW_vg-OjAGinIOpuSXs0bM_U_04mH3jmk_CcvMRxsywfvrDSVSFMXNqDYgpaH7H-R4LuvzAlPpyx2GjNPl7aS_M8y_sXgmzSCkd5lND5QP5fS8OlWuNESV_gGJvaJ_XZon264tycdm1NiM912mfklkGnPutBu1PQECw79RzQ30UHwcCk3vjqJAlSGuADF-XCzYsfpbR_R_vursDPojPvTGiURaQXOL0l8MEleLu1a7bacGW2R3DnqAB3oCKcUg4iD7fCF0kHUZemcSKVgcxOTKWC5ooPjq8VjpevF9kVyyIW8Qu4cgKXUIdRx7_YX3E3yqMAnJy5IWdO5uRZyEniZm4WBp5DL8QVJdQjlFISMsb8FU29yKFpkjjcJUlEkEvgwEWxskGxkmp30dxLXjk0ZE5wUfAECt18ZYHS9jqXIu_mQl01t5lJvdPIJYXQRvcSjDBF8zUH20Yh7wb55Mv3jD7BRoldczfb3-luuChqBf_iu92LWhVX37-37Uz0ckX_GQAA__8LkEcv">