llvm/clang/lib/Parse/ParseAST.cpp

//===--- ParseAST.cpp - Provide the clang::ParseAST method ----------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This file implements the clang::ParseAST method.
//
//===----------------------------------------------------------------------===//

#include "clang/Parse/ParseAST.h"
#include "clang/AST/ASTConsumer.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/ExternalASTSource.h"
#include "clang/AST/Stmt.h"
#include "clang/Parse/ParseDiagnostic.h"
#include "clang/Parse/Parser.h"
#include "clang/Sema/CodeCompleteConsumer.h"
#include "clang/Sema/EnterExpressionEvaluationContext.h"
#include "clang/Sema/Sema.h"
#include "clang/Sema/SemaConsumer.h"
#include "clang/Sema/TemplateInstCallback.h"
#include "llvm/Support/CrashRecoveryContext.h"
#include "llvm/Support/TimeProfiler.h"
#include <cstdio>
#include <memory>

usingnamespaceclang;

namespace {

/// Resets LLVM's pretty stack state so that stack traces are printed correctly
/// when there are nested CrashRecoveryContexts and the inner one recovers from
/// a crash.
class ResetStackCleanup
    : public llvm::CrashRecoveryContextCleanupBase<ResetStackCleanup,
                                                   const void> { … };

/// If a crash happens while the parser is active, an entry is printed for it.
class PrettyStackTraceParserEntry : public llvm::PrettyStackTraceEntry { … };

/// If a crash happens while the parser is active, print out a line indicating
/// what the current token is.
void PrettyStackTraceParserEntry::print(raw_ostream &OS) const { … }

}  // namespace

//===----------------------------------------------------------------------===//
// Public interface to the file
//===----------------------------------------------------------------------===//

/// ParseAST - Parse the entire file specified, notifying the ASTConsumer as
/// the file is parsed.  This inserts the parsed decls into the translation unit
/// held by Ctx.
///
void clang::ParseAST(Preprocessor &PP, ASTConsumer *Consumer,
                     ASTContext &Ctx, bool PrintStats,
                     TranslationUnitKind TUKind,
                     CodeCompleteConsumer *CompletionConsumer,
                     bool SkipFunctionBodies) { … }

void clang::ParseAST(Sema &S, bool PrintStats, bool SkipFunctionBodies) { … }