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      1 //===- AddDiscriminators.h --------------------------------------*- C++ -*-===//
      2 //
      3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
      4 // See https://llvm.org/LICENSE.txt for license information.
      5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
      6 //
      7 //===----------------------------------------------------------------------===//
      8 //
      9 // This pass adds DWARF discriminators to the IR. Path discriminators are used
     10 // to decide what CFG path was taken inside sub-graphs whose instructions share
     11 // the same line and column number information.
     12 //
     13 //===----------------------------------------------------------------------===//
     14 
     15 #ifndef LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H
     16 #define LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H
     17 
     18 #include "llvm/IR/PassManager.h"
     19 
     20 namespace llvm {
     21 
     22 class Function;
     23 
     24 class AddDiscriminatorsPass : public PassInfoMixin<AddDiscriminatorsPass> {
     25 public:
     26   PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
     27 };
     28 
     29 } // end namespace llvm
     30 
     31 #endif // LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H
     32