1 //===-- StripDeadPrototypes.h - Remove unused function declarations -------===// 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 loops over all of the functions in the input module, looking for 10 // dead declarations and removes them. Dead declarations are declarations of 11 // functions for which no implementation is available (i.e., declarations for 12 // unused library functions). 13 // 14 //===----------------------------------------------------------------------===// 15 16 #ifndef LLVM_TRANSFORMS_IPO_STRIPDEADPROTOTYPES_H 17 #define LLVM_TRANSFORMS_IPO_STRIPDEADPROTOTYPES_H 18 19 #include "llvm/IR/Module.h" 20 #include "llvm/IR/PassManager.h" 21 22 namespace llvm { 23 24 /// Pass to remove unused function declarations. 25 struct StripDeadPrototypesPass : PassInfoMixin<StripDeadPrototypesPass> { 26 PreservedAnalyses run(Module &M, ModuleAnalysisManager &); 27 }; 28 29 } 30 31 #endif // LLVM_TRANSFORMS_IPO_STRIPDEADPROTOTYPES_H 32