//===--- DeclBase.cpp - Declaration AST Node Implementation ---------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the Decl and DeclContext classes.
//
//===----------------------------------------------------------------------===//
#include "clang/AST/DeclBase.h"
#include "clang/AST/Decl.h"
#include "clang/AST/DeclContextInternals.h"
#include "clang/AST/DeclCXX.h"
#include "clang/AST/DeclFriend.h"
#include "clang/AST/DeclObjC.h"
#include "clang/AST/DeclTemplate.h"
#include "clang/AST/DependentDiagnostic.h"
#include "clang/AST/ExternalASTSource.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/Type.h"
#include "clang/AST/Stmt.h"
#include "clang/AST/StmtCXX.h"
#include "clang/AST/ASTMutationListener.h"
#include "clang/Basic/TargetInfo.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
using namespace clang;
//===----------------------------------------------------------------------===//
// Statistics
//===----------------------------------------------------------------------===//
#define DECL(DERIVED, BASE) static int n##DERIVED##s = 0;
#define ABSTRACT_DECL(DECL)
#include "clang/AST/DeclNodes.inc"
static bool StatSwitch = false;
void *Decl::AllocateDeserializedDecl(const ASTContext &Context,
unsigned ID,
unsigned Size) {
// Allocate an extra pointer's worth of storage, which ensures that
// (1) We have enough storage to stash the global declaration ID, and
// (2) We maintain pointer alignment.
//
// Note that this wastes 4 bytes on x86-64, which we'll undoubtedly end up
// finding a use for later.
void *Start = Context.Allocate(Size + sizeof(void*));
void *Result = (char*)Start + sizeof(void*);
// Store the global declaration ID
unsigned *IDPtr = (unsigned*)Result - 1;
*IDPtr = ID;
return Result;
}
const char *Decl::getDeclKindName() const {
switch (DeclKind) {
default: llvm_unreachable("Declaration not in DeclNodes.inc!");
#define DECL(DERIVED, BASE) case DERIVED: return #DERIVED;
#define ABSTRACT_DECL(DECL)
#include "clang/AST/DeclNodes.inc"
}
}
void Decl::setInvalidDecl(bool Invalid) {
InvalidDecl = Invalid;
if (Invalid) {
// Defensive maneuver for ill-formed code: we're likely not to make it to
// a point where we set the access specifier, so default it to "public"
// to avoid triggering asserts elsewhere in the front end.
setAccess(AS_public);
}
}
const char *DeclContext::getDeclKindName() const