contrib/llvm/tools/clang/lib/Frontend/FrontendOptions.cpp

   1 //===--- FrontendOptions.cpp ----------------------------------------------===//
   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/FrontendOptions.h"
  11 #include "llvm/ADT/StringSwitch.h"
  12 using namespace clang;
  13
  14 InputKind FrontendOptions::getInputKindForExtension(StringRef Extension) {
  15   return llvm::StringSwitch<InputKind>(Extension)
  16     .Cases("ast", "pcm", InputKind(InputKind::Unknown, InputKind::Precompiled))
  17     .Case("c", InputKind::C)
  18     .Cases("S", "s", InputKind::Asm)
  19     .Case("i", InputKind(InputKind::C).getPreprocessed())
  20     .Case("ii", InputKind(InputKind::CXX).getPreprocessed())
  21     .Case("cui", InputKind(InputKind::CUDA).getPreprocessed())
  22     .Case("m", InputKind::ObjC)
  23     .Case("mi", InputKind(InputKind::ObjC).getPreprocessed())
  24     .Cases("mm", "M", InputKind::ObjCXX)
  25     .Case("mii", InputKind(InputKind::ObjCXX).getPreprocessed())
  26     .Cases("C", "cc", "cp", InputKind::CXX)
  27     .Cases("cpp", "CPP", "c++", "cxx", "hpp", InputKind::CXX)
  28     .Case("cppm", InputKind::CXX)
  29     .Case("iim", InputKind(InputKind::CXX).getPreprocessed())
  30     .Case("cl", InputKind::OpenCL)
  31     .Case("cu", InputKind::CUDA)
  32     .Cases("ll", "bc", InputKind::LLVM_IR)
  33     .Default(InputKind::Unknown);
  34 }