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//===- llvm/Support/Valgrind.h - Communication with Valgrind ----*- C++ -*-===//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// Methods for communicating with a valgrind instance this program is running
// under. These are all no-ops unless LLVM was configured on a system with the
// valgrind headers installed and valgrind is controlling this process.
#include <cstddef>
namespace llvm {
namespace sys {
// True if Valgrind is controlling this process.
bool RunningOnValgrind();
// Discard valgrind's translation of code in the range [Addr .. Addr + Len).
// Otherwise valgrind may continue to execute the old version of the code.
void ValgrindDiscardTranslations(const void *Addr, size_t Len);
} // namespace sys
} // end namespace llvm