| //===- MemAlloc.h - Memory allocation functions -----------------*- 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 |
| // |
| //===----------------------------------------------------------------------===// |
| /// \file |
| /// |
| /// This file defines counterparts of C library allocation functions defined in |
| /// the namespace 'std'. The new allocation functions crash on allocation |
| /// failure instead of returning null pointer. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_SUPPORT_MEMALLOC_H |
| #define LLVM_SUPPORT_MEMALLOC_H |
| |
| #include "llvm/Support/Compiler.h" |
| #include "llvm/Support/ErrorHandling.h" |
| #include <cstdlib> |
| |
| namespace llvm { |
| |
| LLVM_ATTRIBUTE_RETURNS_NONNULL inline void *safe_malloc(size_t Sz) { |
| void *Result = std::malloc(Sz); |
| if (Result == nullptr) |
| report_bad_alloc_error("Allocation failed"); |
| return Result; |
| } |
| |
| LLVM_ATTRIBUTE_RETURNS_NONNULL inline void *safe_calloc(size_t Count, |
| size_t Sz) { |
| void *Result = std::calloc(Count, Sz); |
| if (Result == nullptr) |
| report_bad_alloc_error("Allocation failed"); |
| return Result; |
| } |
| |
| LLVM_ATTRIBUTE_RETURNS_NONNULL inline void *safe_realloc(void *Ptr, size_t Sz) { |
| void *Result = std::realloc(Ptr, Sz); |
| if (Result == nullptr) |
| report_bad_alloc_error("Allocation failed"); |
| return Result; |
| } |
| |
| } |
| #endif |