xref: /llvm-project/clang/lib/Frontend/FrontendOptions.cpp (revision 40c0efa5152b2dfd80d0a9e106a89c6231cbe2da)
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, true))
20     .Case("ii", InputKind(InputKind::CXX, true))
21     .Case("cui", InputKind(InputKind::CUDA, true))
22     .Case("m", InputKind::ObjC)
23     .Case("mi", InputKind(InputKind::ObjC, true))
24     .Cases("mm", "M", InputKind::ObjCXX)
25     .Case("mii", InputKind(InputKind::ObjCXX, true))
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, true))
30     .Case("cl", InputKind::OpenCL)
31     .Case("cu", InputKind::CUDA)
32     .Cases("ll", "bc", InputKind::LLVM_IR)
33     .Default(InputKind::Unknown);
34 }
35