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
22namespace llvm {
23
24/// Pass to remove unused function declarations.
25struct StripDeadPrototypesPass : PassInfoMixin<StripDeadPrototypesPass> {
26  PreservedAnalyses run(Module &M, ModuleAnalysisManager &);
27};
28
29}
30
31#endif // LLVM_TRANSFORMS_IPO_STRIPDEADPROTOTYPES_H
32