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//===-- Valgrind.cpp - Implement Valgrind communication ---------*- 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
//
//===----------------------------------------------------------------------===//
//
//  Defines Valgrind communication methods, if HAVE_VALGRIND_VALGRIND_H is
//  defined.  If we have valgrind.h but valgrind isn't running, its macros are
//  no-ops.
//
//===----------------------------------------------------------------------===//

#include <stddef.h>
#include "llvm/Support/Valgrind.h"
#include "llvm/Config/config.h"

#if HAVE_VALGRIND_VALGRIND_H
#include <valgrind/valgrind.h>

bool llvm::sys::RunningOnValgrind() {
  return RUNNING_ON_VALGRIND;
}

void llvm::sys::ValgrindDiscardTranslations(const void *Addr, size_t Len) {
  VALGRIND_DISCARD_TRANSLATIONS(Addr, Len);
}

#else  // !HAVE_VALGRIND_VALGRIND_H

bool llvm::sys::RunningOnValgrind() {
  return false;
}

void llvm::sys::ValgrindDiscardTranslations(const void *Addr, size_t Len) {
}

#endif  // !HAVE_VALGRIND_VALGRIND_H