lib/Frontend/LangStandards.cpp

   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"
  13 using namespace clang;
  14 using 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
  20 const 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
  32 const 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