llvm/clang/lib/Basic/Stack.cpp

//===--- Stack.cpp - Utilities for dealing with stack space ---------------===//
//
// 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
/// Defines utilities for dealing with stack allocation and stack space.
///
//===----------------------------------------------------------------------===//

#include "clang/Basic/Stack.h"
#include "llvm/Support/CrashRecoveryContext.h"

#ifdef _MSC_VER
#include <intrin.h>  // for _AddressOfReturnAddress
#endif

static LLVM_THREAD_LOCAL void *BottomOfStack = …;

static void *getStackPointer() { … }

void clang::noteBottomOfStack() { … }

bool clang::isStackNearlyExhausted() { … }

void clang::runWithSufficientStackSpaceSlow(llvm::function_ref<void()> Diag,
                                            llvm::function_ref<void()> Fn) { … }