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//===- ElimAvailExtern.h - Optimize Global Variables ------------*- C++ -*-===//
//
// 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 transform is designed to eliminate available external global
// definitions from the program, turning them into declarations.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_TRANSFORMS_IPO_ELIMAVAILEXTERN_H
#define LLVM_TRANSFORMS_IPO_ELIMAVAILEXTERN_H

#include "llvm/IR/PassManager.h"

namespace llvm {

class Module;

/// A pass that transforms external global definitions into declarations.
class EliminateAvailableExternallyPass
    : public PassInfoMixin<EliminateAvailableExternallyPass> {
public:
  PreservedAnalyses run(Module &M, ModuleAnalysisManager &);
};

} // end namespace llvm

#endif // LLVM_TRANSFORMS_IPO_ELIMAVAILEXTERN_H