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      1 //===- FrontendOptions.cpp ------------------------------------------------===//
      2 //
      3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
      4 // See https://llvm.org/LICENSE.txt for license information.
      5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
      6 //
      7 //===----------------------------------------------------------------------===//
      8 
      9 #include "clang/Frontend/FrontendOptions.h"
     10 #include "clang/Basic/LangStandard.h"
     11 #include "llvm/ADT/StringSwitch.h"
     12 
     13 using namespace clang;
     14 
     15 InputKind FrontendOptions::getInputKindForExtension(StringRef Extension) {
     16   return llvm::StringSwitch<InputKind>(Extension)
     17       .Cases("ast", "pcm", InputKind(Language::Unknown, InputKind::Precompiled))
     18       .Case("c", Language::C)
     19       .Cases("S", "s", Language::Asm)
     20       .Case("i", InputKind(Language::C).getPreprocessed())
     21       .Case("ii", InputKind(Language::CXX).getPreprocessed())
     22       .Case("cui", InputKind(Language::CUDA).getPreprocessed())
     23       .Case("m", Language::ObjC)
     24       .Case("mi", InputKind(Language::ObjC).getPreprocessed())
     25       .Cases("mm", "M", Language::ObjCXX)
     26       .Case("mii", InputKind(Language::ObjCXX).getPreprocessed())
     27       .Cases("C", "cc", "cp", Language::CXX)
     28       .Cases("cpp", "CPP", "c++", "cxx", "hpp", "hxx", Language::CXX)
     29       .Case("cppm", Language::CXX)
     30       .Case("iim", InputKind(Language::CXX).getPreprocessed())
     31       .Case("cl", Language::OpenCL)
     32       .Case("clcpp", Language::OpenCLCXX)
     33       .Cases("cu", "cuh", Language::CUDA)
     34       .Case("hip", Language::HIP)
     35       .Cases("ll", "bc", Language::LLVM_IR)
     36       .Default(Language::Unknown);
     37 }
     38