diff options
author | ed <ed@FreeBSD.org> | 2009-06-02 17:58:47 +0000 |
---|---|---|
committer | ed <ed@FreeBSD.org> | 2009-06-02 17:58:47 +0000 |
commit | f27e5a09a0d815b8a4814152954ff87dadfdefc0 (patch) | |
tree | ce7d964cbb5e39695b71481698f10cb099c23d4a /lib/AST/DeclGroup.cpp | |
download | FreeBSD-src-f27e5a09a0d815b8a4814152954ff87dadfdefc0.zip FreeBSD-src-f27e5a09a0d815b8a4814152954ff87dadfdefc0.tar.gz |
Import Clang, at r72732.
Diffstat (limited to 'lib/AST/DeclGroup.cpp')
-rw-r--r-- | lib/AST/DeclGroup.cpp | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/lib/AST/DeclGroup.cpp b/lib/AST/DeclGroup.cpp new file mode 100644 index 0000000..5bdc881 --- /dev/null +++ b/lib/AST/DeclGroup.cpp @@ -0,0 +1,37 @@ +//===--- DeclGroup.cpp - Classes for representing groups of Decls -*- C++ -*-==// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file defines the DeclGroup and DeclGroupRef classes. +// +//===----------------------------------------------------------------------===// + +#include "clang/AST/DeclGroup.h" +#include "clang/AST/Decl.h" +#include "clang/AST/ASTContext.h" +#include "llvm/Support/Allocator.h" +using namespace clang; + +DeclGroup* DeclGroup::Create(ASTContext &C, Decl **Decls, unsigned NumDecls) { + assert(NumDecls > 1 && "Invalid DeclGroup"); + unsigned Size = sizeof(DeclGroup) + sizeof(Decl*) * NumDecls; + void* Mem = C.Allocate(Size, llvm::AlignOf<DeclGroup>::Alignment); + new (Mem) DeclGroup(NumDecls, Decls); + return static_cast<DeclGroup*>(Mem); +} + +DeclGroup::DeclGroup(unsigned numdecls, Decl** decls) : NumDecls(numdecls) { + assert(numdecls > 0); + assert(decls); + memcpy(this+1, decls, numdecls * sizeof(*decls)); +} + +void DeclGroup::Destroy(ASTContext& C) { + this->~DeclGroup(); + C.Deallocate((void*) this); +} |