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Update clang to trunk r290819 and resolve conflicts.
[FreeBSD/FreeBSD.git] / contrib / llvm / tools / clang / lib / AST / DeclGroup.cpp
1 //===--- DeclGroup.cpp - Classes for representing groups of Decls -*- C++ -*-==//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 //  This file defines the DeclGroup and DeclGroupRef classes.
11 //
12 //===----------------------------------------------------------------------===//
13
14 #include "clang/AST/DeclGroup.h"
15 #include "clang/AST/ASTContext.h"
16 #include "clang/AST/Decl.h"
17 using namespace clang;
18
19 DeclGroup* DeclGroup::Create(ASTContext &C, Decl **Decls, unsigned NumDecls) {
20   assert(NumDecls > 1 && "Invalid DeclGroup");
21   unsigned Size = totalSizeToAlloc<Decl *>(NumDecls);
22   void *Mem = C.Allocate(Size, alignof(DeclGroup));
23   new (Mem) DeclGroup(NumDecls, Decls);
24   return static_cast<DeclGroup*>(Mem);
25 }
26
27 DeclGroup::DeclGroup(unsigned numdecls, Decl** decls) : NumDecls(numdecls) {
28   assert(numdecls > 0);
29   assert(decls);
30   std::uninitialized_copy(decls, decls + numdecls,
31                           getTrailingObjects<Decl *>());
32 }