LangStandards.cpp revision 207619 
1//===--- LangStandards.cpp - Language Standard Definitions ----------------===//
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#include "clang/Frontend/LangStandard.h"
11#include "llvm/ADT/StringSwitch.h"
12#include "llvm/Support/ErrorHandling.h"
13using namespace clang;
14using namespace clang::frontend;
15
16#define LANGSTANDARD(id, name, desc, features) \
17  static const LangStandard Lang_##id = { name, desc, features };
18#include "clang/Frontend/LangStandards.def"
19
20const LangStandard &LangStandard::getLangStandardForKind(Kind K) {
21  switch (K) {
22  default:
23    llvm_unreachable("Invalid language kind!");
24  case lang_unspecified:
25    llvm::report_fatal_error("getLangStandardForKind() on unspecified kind");
26#define LANGSTANDARD(id, name, desc, features) \
27    case lang_##id: return Lang_##id;
28#include "clang/Frontend/LangStandards.def"
29  }
30}
31
32const LangStandard *LangStandard::getLangStandardForName(llvm::StringRef Name) {
33  Kind K = llvm::StringSwitch<Kind>(Name)
34#define LANGSTANDARD(id, name, desc, features) \
35    .Case(name, lang_##id)
36#include "clang/Frontend/LangStandards.def"
37    .Default(lang_unspecified);
38  if (K == lang_unspecified)
39    return 0;
40
41  return &getLangStandardForKind(K);
42}
43
44
45