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/PassManager.h" 20 21 namespace llvm { 22 23 class Module; 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