1 //===--- CommandLineArgs.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/Testing/CommandLineArgs.h"
10 #include "llvm/MC/TargetRegistry.h"
11 #include "llvm/Support/ErrorHandling.h"
12
13 namespace clang {
14
getCommandLineArgsForTesting(TestLanguage Lang)15 std::vector<std::string> getCommandLineArgsForTesting(TestLanguage Lang) {
16 std::vector<std::string> Args;
17 // Test with basic arguments.
18 switch (Lang) {
19 case Lang_C89:
20 Args = {"-x", "c", "-std=c89"};
21 break;
22 case Lang_C99:
23 Args = {"-x", "c", "-std=c99"};
24 break;
25 case Lang_CXX03:
26 Args = {"-std=c++03", "-frtti"};
27 break;
28 case Lang_CXX11:
29 Args = {"-std=c++11", "-frtti"};
30 break;
31 case Lang_CXX14:
32 Args = {"-std=c++14", "-frtti"};
33 break;
34 case Lang_CXX17:
35 Args = {"-std=c++17", "-frtti"};
36 break;
37 case Lang_CXX20:
38 Args = {"-std=c++20", "-frtti"};
39 break;
40 case Lang_OBJC:
41 Args = {"-x", "objective-c", "-frtti", "-fobjc-nonfragile-abi"};
42 break;
43 case Lang_OBJCXX:
44 Args = {"-x", "objective-c++", "-frtti"};
45 break;
46 case Lang_OpenCL:
47 llvm_unreachable("Not implemented yet!");
48 }
49 return Args;
50 }
51
getCC1ArgsForTesting(TestLanguage Lang)52 std::vector<std::string> getCC1ArgsForTesting(TestLanguage Lang) {
53 std::vector<std::string> Args;
54 switch (Lang) {
55 case Lang_C89:
56 Args = {"-xc", "-std=c89"};
57 break;
58 case Lang_C99:
59 Args = {"-xc", "-std=c99"};
60 break;
61 case Lang_CXX03:
62 Args = {"-std=c++03"};
63 break;
64 case Lang_CXX11:
65 Args = {"-std=c++11"};
66 break;
67 case Lang_CXX14:
68 Args = {"-std=c++14"};
69 break;
70 case Lang_CXX17:
71 Args = {"-std=c++17"};
72 break;
73 case Lang_CXX20:
74 Args = {"-std=c++20"};
75 break;
76 case Lang_OBJC:
77 Args = {"-xobjective-c"};
78 break;
79 case Lang_OBJCXX:
80 Args = {"-xobjective-c++"};
81 break;
82 case Lang_OpenCL:
83 llvm_unreachable("Not implemented yet!");
84 }
85 return Args;
86 }
87
getFilenameForTesting(TestLanguage Lang)88 StringRef getFilenameForTesting(TestLanguage Lang) {
89 switch (Lang) {
90 case Lang_C89:
91 case Lang_C99:
92 return "input.c";
93
94 case Lang_CXX03:
95 case Lang_CXX11:
96 case Lang_CXX14:
97 case Lang_CXX17:
98 case Lang_CXX20:
99 return "input.cc";
100
101 case Lang_OpenCL:
102 return "input.cl";
103
104 case Lang_OBJC:
105 return "input.m";
106
107 case Lang_OBJCXX:
108 return "input.mm";
109 }
110 llvm_unreachable("Unhandled TestLanguage enum");
111 }
112
getAnyTargetForTesting()113 std::string getAnyTargetForTesting() {
114 for (const auto &Target : llvm::TargetRegistry::targets()) {
115 std::string Error;
116 StringRef TargetName(Target.getName());
117 if (TargetName == "x86-64")
118 TargetName = "x86_64";
119 if (llvm::TargetRegistry::lookupTarget(std::string(TargetName), Error) ==
120 &Target) {
121 return std::string(TargetName);
122 }
123 }
124 return "";
125 }
126
127 } // end namespace clang
128