<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/60583>60583</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [mlir]Test-Symbol-Uses Pass triggered Assertion failure "expected no unknown operations"
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            new issue
      </td>
    </tr>

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

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

<pre>
    MLIR built at commit https://github.com/llvm/llvm-project/commit/034bab4c
Reproduced with:
```shell
mlir-opt --test-symbol-uses temp.mlir
```

`temp.mlir`:
```milr
module {  
  module attributes {
  } {
    func.func private @printMemrefF32(%ptr : memref<*xf32>)
  }
}
```
 
trace:
```console
Assertion failed: (table.lookup(name) && "expected no unknown operations"), function runOnOperation, file TestSymbolUses.cpp, line 85.
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 --test-symbol-uses temp.mlir
Stack dump without symbol names (ensure you have llvm-symbolizer in your PATH or set the environment var `LLVM_SYMBOLIZER_PATH` to point to it):
0  mlir-opt 0x0000000102b78d04 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) + 56
1  mlir-opt                 0x0000000102b77d6c llvm::sys::RunSignalHandlers() + 112
2  mlir-opt 0x0000000102b7939c SignalHandler(int) + 344
3  libsystem_platform.dylib 0x00000001a56894c4 _sigtramp + 56
4  libsystem_pthread.dylib 0x00000001a5671ee0 pthread_kill + 288
5  libsystem_c.dylib 0x00000001a55ac340 abort + 168
6  libsystem_c.dylib 0x00000001a55ab754 err + 0
7  mlir-opt                 0x00000001044b4e54 (anonymous namespace)::SymbolUsesPass::runOnOperation() (.cold.3) + 0
8 mlir-opt                 0x0000000103d32cd4 (anonymous namespace)::SymbolUsesPass::runOnOperation() + 592
9  mlir-opt 0x0000000103d9f384 mlir::detail::OpToOpPassAdaptor::run(mlir::Pass*, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int) + 420
10 mlir-opt                 0x0000000103d9f8b4 mlir::detail::OpToOpPassAdaptor::runPipeline(mlir::OpPassManager&, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int, mlir::PassInstrumentor*, mlir::PassInstrumentation::PipelineParentInfo const*) + 320
11 mlir-opt                 0x0000000103da1230 mlir::PassManager::run(mlir::Operation*) + 1148
12 mlir-opt 0x0000000103d9a6e8 performActions(llvm::raw_ostream&, bool, bool, std::__1::shared_ptr<llvm::SourceMgr> const&, mlir::MLIRContext*, llvm::function_ref<mlir::LogicalResult (mlir::PassManager&)>, bool, bool) + 504
13 mlir-opt                 0x0000000103d9a2b8 mlir::LogicalResult llvm::function_ref<mlir::LogicalResult (std::__1::unique_ptr<llvm::MemoryBuffer, std::__1::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&)>::callback_fn<mlir::MlirOptMain(llvm::raw_ostream&, std::__1::unique_ptr<llvm::MemoryBuffer, std::__1::default_delete<llvm::MemoryBuffer>>, llvm::function_ref<mlir::LogicalResult (mlir::PassManager&)>, mlir::DialectRegistry&, bool, bool, bool, bool, bool, bool, bool)::$_0>(long, std::__1::unique_ptr<llvm::MemoryBuffer, std::__1::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&) + 704
14 mlir-opt                 0x0000000103e05834 mlir::splitAndProcessBuffer(std::__1::unique_ptr<llvm::MemoryBuffer, std::__1::default_delete<llvm::MemoryBuffer>>, llvm::function_ref<mlir::LogicalResult (std::__1::unique_ptr<llvm::MemoryBuffer, std::__1::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&)>, llvm::raw_ostream&, bool, bool) + 656
15 mlir-opt 0x0000000103d986e0 mlir::MlirOptMain(llvm::raw_ostream&, std::__1::unique_ptr<llvm::MemoryBuffer, std::__1::default_delete<llvm::MemoryBuffer>>, llvm::function_ref<mlir::LogicalResult (mlir::PassManager&)>, mlir::DialectRegistry&, bool, bool, bool, bool, bool, bool, bool) + 216
16 mlir-opt                 0x0000000103d98bd4 mlir::MlirOptMain(int, char**, llvm::StringRef, mlir::DialectRegistry&, bool) + 1208
17 mlir-opt 0x0000000102a1b7a4 main + 108
18 dyld 0x000000010728d088 start + 516
```
</pre>
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