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      1 //===- DCE.h - Dead code elimination ----------------------------*- C++ -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file provides the interface for the Dead Code Elimination pass.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 
     14 #ifndef LLVM_TRANSFORMS_SCALAR_DCE_H
     15 #define LLVM_TRANSFORMS_SCALAR_DCE_H
     16 
     17 #include "llvm/IR/Function.h"
     18 #include "llvm/IR/PassManager.h"
     19 
     20 namespace llvm {
     21 
     22 /// Basic Dead Code Elimination pass.
     23 class DCEPass : public PassInfoMixin<DCEPass> {
     24 public:
     25   PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
     26 };
     27 }
     28 
     29 #endif // LLVM_TRANSFORMS_SCALAR_DCE_H
     30