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//===- lld/Core/PassManager.h - Manage linker passes ----------------------===//
// The LLVM Linker
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
#include "lld/Common/LLVM.h"
#include "lld/Core/Pass.h"
#include "llvm/Support/Error.h"
#include <memory>
#include <vector>
namespace lld {
class SimpleFile;
class Pass;
/// Owns and runs a collection of passes.
/// This class is currently just a container for passes and a way to run them.
/// In the future this should handle timing pass runs, running parallel passes,
/// and validate/satisfy pass dependencies.
class PassManager {
void add(std::unique_ptr<Pass> pass) {
llvm::Error runOnFile(SimpleFile &file) {
for (std::unique_ptr<Pass> &pass : _passes)
if (llvm::Error EC = pass->perform(file))
return EC;
return llvm::Error::success();
/// Passes in the order they should run.
std::vector<std::unique_ptr<Pass>> _passes;
} // end namespace lld