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      1 //===-- StripDeadPrototypes.h - Remove unused function declarations -------===//
      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 pass loops over all of the functions in the input module, looking for
     11 // dead declarations and removes them. Dead declarations are declarations of
     12 // functions for which no implementation is available (i.e., declarations for
     13 // unused library functions).
     14 //
     15 //===----------------------------------------------------------------------===//
     16 
     17 #ifndef LLVM_TRANSFORMS_IPO_STRIPDEADPROTOTYPES_H
     18 #define LLVM_TRANSFORMS_IPO_STRIPDEADPROTOTYPES_H
     19 
     20 #include "llvm/IR/Module.h"
     21 #include "llvm/IR/PassManager.h"
     22 
     23 namespace llvm {
     24 
     25 /// Pass to remove unused function declarations.
     26 struct StripDeadPrototypesPass : PassInfoMixin<StripDeadPrototypesPass> {
     27   PreservedAnalyses run(Module &M, ModuleAnalysisManager &);
     28 };
     29 
     30 }
     31 
     32 #endif // LLVM_TRANSFORMS_IPO_STRIPDEADPROTOTYPES_H
     33