llvm/mlir/test/lib/Reducer/MLIRTestReducer.cpp

//===- TestReducer.cpp - Test MLIR Reduce ---------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements a pass that reproduces errors based on trivially defined
// patterns. It is used as a buggy optimization pass for the purpose of testing
// the MLIR Reduce tool.
//
//===----------------------------------------------------------------------===//

#include "mlir/Pass/Pass.h"

usingnamespacemlir;

namespace {

/// This pass looks for the presence of an operation with the name
/// "crashOp" in the input MLIR file and crashes the mlir-opt tool if the
/// operation is found.
struct TestReducer : public PassWrapper<TestReducer, OperationPass<>> { … };

} // namespace

void TestReducer::runOnOperation() { … }

namespace mlir {
void registerTestReducer() { … }
} // namespace mlir