llvm-project/clang/lib/Basic/StackExhaustionHandler.cpp
2024-10-18 10:11:14 +02:00

36 lines
1.2 KiB
C++

//===--- StackExhaustionHandler.cpp - - A utility for warning once when close
// to out of stack space -------*- 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
/// Defines a utilitiy for warning once when close to out of stack space.
///
//===----------------------------------------------------------------------===//
#include "clang/Basic/StackExhaustionHandler.h"
#include "clang/Basic/Stack.h"
void clang::StackExhaustionHandler::runWithSufficientStackSpace(
SourceLocation Loc, llvm::function_ref<void()> Fn) {
clang::runWithSufficientStackSpace([&] { warnStackExhausted(Loc); }, Fn);
}
void clang::StackExhaustionHandler::warnOnStackNearlyExhausted(
SourceLocation Loc) {
if (isStackNearlyExhausted())
warnStackExhausted(Loc);
}
void clang::StackExhaustionHandler::warnStackExhausted(SourceLocation Loc) {
// Only warn about this once.
if (!WarnedStackExhausted) {
DiagsRef.Report(Loc, diag::warn_stack_exhausted);
WarnedStackExhausted = true;
}
}