1 //===- LangOptions.cpp - C Language Family Language Options ---------------===//
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 // This file defines the LangOptions class.
10 //
11 //===----------------------------------------------------------------------===//
12
13 #include "clang/Basic/LangOptions.h"
14
15 using namespace clang;
16
LangOptions()17 LangOptions::LangOptions() : LangStd(LangStandard::lang_unspecified) {
18 #define LANGOPT(Name, Bits, Default, Description) Name = Default;
19 #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) set##Name(Default);
20 #include "clang/Basic/LangOptions.def"
21 }
22
resetNonModularOptions()23 void LangOptions::resetNonModularOptions() {
24 #define LANGOPT(Name, Bits, Default, Description)
25 #define BENIGN_LANGOPT(Name, Bits, Default, Description) Name = Default;
26 #define BENIGN_ENUM_LANGOPT(Name, Type, Bits, Default, Description) \
27 Name = static_cast<unsigned>(Default);
28 #include "clang/Basic/LangOptions.def"
29
30 // These options do not affect AST generation.
31 SanitizerBlacklistFiles.clear();
32 XRayAlwaysInstrumentFiles.clear();
33 XRayNeverInstrumentFiles.clear();
34
35 CurrentModule.clear();
36 IsHeaderFile = false;
37 }
38
isNoBuiltinFunc(StringRef FuncName) const39 bool LangOptions::isNoBuiltinFunc(StringRef FuncName) const {
40 for (unsigned i = 0, e = NoBuiltinFuncs.size(); i != e; ++i)
41 if (FuncName.equals(NoBuiltinFuncs[i]))
42 return true;
43 return false;
44 }
45
getOpenCLVersionTuple() const46 VersionTuple LangOptions::getOpenCLVersionTuple() const {
47 const int Ver = OpenCLCPlusPlus ? OpenCLCPlusPlusVersion : OpenCLVersion;
48 return VersionTuple(Ver / 100, (Ver % 100) / 10);
49 }
50
defaultWithoutTrailingStorage(const LangOptions & LO)51 FPOptions FPOptions::defaultWithoutTrailingStorage(const LangOptions &LO) {
52 FPOptions result(LO);
53 return result;
54 }
55
dump()56 LLVM_DUMP_METHOD void FPOptions::dump() {
57 #define OPTION(NAME, TYPE, WIDTH, PREVIOUS) \
58 llvm::errs() << "\n " #NAME " " << get##NAME();
59 #include "clang/Basic/FPOptions.def"
60 llvm::errs() << "\n";
61 }
62
dump()63 LLVM_DUMP_METHOD void FPOptionsOverride::dump() {
64 #define OPTION(NAME, TYPE, WIDTH, PREVIOUS) \
65 if (has##NAME##Override()) \
66 llvm::errs() << "\n " #NAME " Override is " << get##NAME##Override();
67 #include "clang/Basic/FPOptions.def"
68 llvm::errs() << "\n";
69 }
70