ElimAvailExtern.h 1.2 KB

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  1. #pragma once
  2. #ifdef __GNUC__
  3. #pragma GCC diagnostic push
  4. #pragma GCC diagnostic ignored "-Wunused-parameter"
  5. #endif
  6. //===- ElimAvailExtern.h - Optimize Global Variables ------------*- C++ -*-===//
  7. //
  8. // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  9. // See https://llvm.org/LICENSE.txt for license information.
  10. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  11. //
  12. //===----------------------------------------------------------------------===//
  13. //
  14. // This transform is designed to eliminate available external global
  15. // definitions from the program, turning them into declarations.
  16. //
  17. //===----------------------------------------------------------------------===//
  18. #ifndef LLVM_TRANSFORMS_IPO_ELIMAVAILEXTERN_H
  19. #define LLVM_TRANSFORMS_IPO_ELIMAVAILEXTERN_H
  20. #include "llvm/IR/PassManager.h"
  21. namespace llvm {
  22. class Module;
  23. /// A pass that transforms external global definitions into declarations.
  24. class EliminateAvailableExternallyPass
  25. : public PassInfoMixin<EliminateAvailableExternallyPass> {
  26. public:
  27. PreservedAnalyses run(Module &M, ModuleAnalysisManager &);
  28. };
  29. } // end namespace llvm
  30. #endif // LLVM_TRANSFORMS_IPO_ELIMAVAILEXTERN_H
  31. #ifdef __GNUC__
  32. #pragma GCC diagnostic pop
  33. #endif