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1 //===- LangOptions.cpp - C Language Family Language Options ---------------===//
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2 //
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3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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4 // See https://llvm.org/LICENSE.txt for license information.
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5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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6 //
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7 //===----------------------------------------------------------------------===//
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8 //
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9 // This file defines the LangOptions class.
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10 //
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11 //===----------------------------------------------------------------------===//
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12
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13 #include "clang/Basic/LangOptions.h"
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14
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15 using namespace clang;
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16
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17 LangOptions::LangOptions() : LangStd(LangStandard::lang_unspecified) {
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18 #define LANGOPT(Name, Bits, Default, Description) Name = Default;
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19 #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) set##Name(Default);
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20 #include "clang/Basic/LangOptions.def"
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21 }
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22
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23 void LangOptions::resetNonModularOptions() {
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24 #define LANGOPT(Name, Bits, Default, Description)
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25 #define BENIGN_LANGOPT(Name, Bits, Default, Description) Name = Default;
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26 #define BENIGN_ENUM_LANGOPT(Name, Type, Bits, Default, Description) \
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27 Name = static_cast<unsigned>(Default);
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28 #include "clang/Basic/LangOptions.def"
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29
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30 // These options do not affect AST generation.
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31 NoSanitizeFiles.clear();
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32 XRayAlwaysInstrumentFiles.clear();
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33 XRayNeverInstrumentFiles.clear();
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34
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35 CurrentModule.clear();
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36 IsHeaderFile = false;
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37 }
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38
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39 bool LangOptions::isNoBuiltinFunc(StringRef FuncName) const {
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40 for (unsigned i = 0, e = NoBuiltinFuncs.size(); i != e; ++i)
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41 if (FuncName.equals(NoBuiltinFuncs[i]))
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42 return true;
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43 return false;
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44 }
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45
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46 VersionTuple LangOptions::getOpenCLVersionTuple() const {
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47 const int Ver = OpenCLCPlusPlus ? OpenCLCPlusPlusVersion : OpenCLVersion;
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48 return VersionTuple(Ver / 100, (Ver % 100) / 10);
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49 }
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50
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51 FPOptions FPOptions::defaultWithoutTrailingStorage(const LangOptions &LO) {
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52 FPOptions result(LO);
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53 return result;
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54 }
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55
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56 LLVM_DUMP_METHOD void FPOptions::dump() {
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57 #define OPTION(NAME, TYPE, WIDTH, PREVIOUS) \
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58 llvm::errs() << "\n " #NAME " " << get##NAME();
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59 #include "clang/Basic/FPOptions.def"
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60 llvm::errs() << "\n";
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61 }
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62
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63 LLVM_DUMP_METHOD void FPOptionsOverride::dump() {
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64 #define OPTION(NAME, TYPE, WIDTH, PREVIOUS) \
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65 if (has##NAME##Override()) \
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66 llvm::errs() << "\n " #NAME " Override is " << get##NAME##Override();
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67 #include "clang/Basic/FPOptions.def"
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68 llvm::errs() << "\n";
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69 }
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