| //===--- Capacity.h - Generic computation of ADT memory use -----*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file defines the capacity function that computes the amount of |
| // memory used by an ADT. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_SUPPORT_CAPACITY_H |
| #define LLVM_SUPPORT_CAPACITY_H |
| |
| #include <cstddef> |
| |
| namespace llvm { |
| |
| template <typename T> |
| static inline size_t capacity_in_bytes(const T &x) { |
| // This default definition of capacity should work for things like std::vector |
| // and friends. More specialized versions will work for others. |
| return x.capacity() * sizeof(typename T::value_type); |
| } |
| |
| } // end namespace llvm |
| |
| #endif |
| |
