| //===-- VectorExtras.h - Helper functions for std::vector -------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file was developed by the LLVM research group and is distributed under |
| // the University of Illinois Open Source License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file contains helper functions which are useful for working with the |
| // std::vector class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef SUPPORT_VECTOREXTRAS_H |
| #define SUPPORT_VECTOREXTRAS_H |
| |
| #include <cstdarg> |
| |
| /// make_vector - Helper function which is useful for building temporary vectors |
| /// to pass into type construction of CallInst ctors. This turns a null |
| /// terminated list of pointers (or other value types) into a real live vector. |
| /// |
| template<typename T> |
| inline std::vector<T> make_vector(T A, ...) { |
| va_list Args; |
| va_start(Args, A); |
| std::vector<T> Result; |
| Result.push_back(A); |
| while (T Val = va_arg(Args, T)) |
| Result.push_back(Val); |
| va_end(Args); |
| return Result; |
| } |
| |
| #endif |
