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      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   case lang_unspecified:
     23     llvm::report_fatal_error("getLangStandardForKind() on unspecified kind");
     24 #define LANGSTANDARD(id, name, desc, features) \
     25     case lang_##id: return Lang_##id;
     26 #include "clang/Frontend/LangStandards.def"
     27   }
     28   llvm_unreachable("Invalid language kind!");
     29 }
     30 
     31 const LangStandard *LangStandard::getLangStandardForName(StringRef Name) {
     32   Kind K = llvm::StringSwitch<Kind>(Name)
     33 #define LANGSTANDARD(id, name, desc, features) \
     34     .Case(name, lang_##id)
     35 #include "clang/Frontend/LangStandards.def"
     36     .Default(lang_unspecified);
     37   if (K == lang_unspecified)
     38     return 0;
     39 
     40   return &getLangStandardForKind(K);
     41 }
     42 
     43 
     44