9#ifndef FORTRAN_SUPPORT_FORTRAN_FEATURES_H_
10#define FORTRAN_SUPPORT_FORTRAN_FEATURES_H_
13#include "flang/Common/enum-set.h"
20ENUM_CLASS(LanguageFeature, BackslashEscapes, OldDebugLines,
21 FixedFormContinuationWithColumn1Ampersand, LogicalAbbreviations,
22 XOROperator, PunctuationInNames, OptionalFreeFormSpace, BOZExtensions,
23 EmptyStatement, AlternativeNE, ExecutionPartNamelist, DECStructures,
24 DoubleComplex, Byte, StarKind, ExponentMatchingKindParam, QuadPrecision,
25 SlashInitialization, TripletInArrayConstructor, MissingColons,
26 SignedComplexLiteral, OldStyleParameter, ComplexConstructor, PercentLOC,
27 SignedMultOperand, FileName, Carriagecontrol, Convert, Dispose,
28 IOListLeadingComma, AbbreviatedEditDescriptor, ProgramParentheses,
29 PercentRefAndVal, OmitFunctionDummies, CrayPointer, Hollerith, ArithmeticIF,
30 Assign, AssignedGOTO, Pause, OpenACC, OpenMP, CUDA, CruftAfterAmpersand,
31 ClassicCComments, AdditionalFormats, BigIntLiterals, RealDoControls,
32 EquivalenceNumericWithCharacter, EquivalenceNonDefaultNumeric,
33 EquivalenceSameNonSequence, AdditionalIntrinsics, AnonymousParents,
34 OldLabelDoEndStatements, LogicalIntegerAssignment, EmptySourceFile,
35 ProgramReturn, ImplicitNoneTypeNever, ImplicitNoneTypeAlways,
36 ImplicitNoneExternal, ForwardRefImplicitNone, OpenAccessAppend,
37 BOZAsDefaultInteger, DistinguishableSpecifics, DefaultSave,
38 PointerInSeqType, NonCharacterFormat, SaveMainProgram,
39 SaveBigMainProgramVariables, DistinctArrayConstructorLengths, PPCVector,
40 RelaxedIntentInChecking, ForwardRefImplicitNoneData,
41 NullActualForAllocatable, ActualIntegerConvertedToSmallerKind,
42 HollerithOrCharacterAsBOZ, BindingAsProcedure, StatementFunctionExtensions,
43 UseGenericIntrinsicWhenSpecificDoesntMatch, DataStmtExtensions,
44 RedundantContiguous, RedundantAttribute, InitBlankCommon,
45 EmptyBindCDerivedType, MiscSourceExtensions, AllocateToOtherLength,
46 LongNames, IntrinsicAsSpecific, BenignNameClash, BenignRedundancy,
47 NullMoldAllocatableComponentValue, NopassScalarBase, MiscUseExtensions,
48 ImpliedDoIndexScope, DistinctCommonSizes, OddIndexVariableRestrictions,
49 IndistinguishableSpecifics, SubroutineAndFunctionSpecifics,
50 EmptySequenceType, NonSequenceCrayPointee, BranchIntoConstruct,
51 BadBranchTarget, HollerithPolymorphic, ListDirectedSize,
52 NonBindCInteroperability, CudaManaged, CudaUnified,
53 PolymorphicActualAllocatableOrPointerToMonomorphicDummy, RelaxedPureDummy,
54 UndefinableAsynchronousOrVolatileActual, AutomaticInMainProgram, PrintCptr,
55 SavedLocalInSpecExpr, PrintNamelist, AssumedRankPassedToNonAssumedRank,
56 IgnoreIrrelevantAttributes, Unsigned, AmbiguousStructureConstructor,
57 ContiguousOkForSeqAssociation, ForwardRefExplicitTypeDummy,
58 InaccessibleDeferredOverride, CudaWarpMatchFunction, DoConcurrentOffload,
62ENUM_CLASS(UsageWarning, Portability, PointerToUndefinable,
63 NonTargetPassedToTarget, PointerToPossibleNoncontiguous,
64 ShortCharacterActual, ShortArrayActual, ImplicitInterfaceActual,
65 PolymorphicTransferArg, PointerComponentTransferArg, TransferSizePresence,
66 F202XAllocatableBreakingChange, OptionalMustBePresent, CommonBlockPadding,
67 LogicalVsCBool, BindCCharLength, ProcDummyArgShapes, ExternalNameConflict,
68 FoldingException, FoldingAvoidsRuntimeCrash, FoldingValueChecks,
69 FoldingFailure, FoldingLimit, Interoperability, CharacterInteroperability,
70 Bounds, Preprocessing, Scanning, OpenAccUsage, ProcPointerCompatibility,
71 VoidMold, KnownBadImplicitInterface, EmptyCase, CaseOverflow, CUDAUsage,
72 IgnoreTKRUsage, ExternalInterfaceMismatch, DefinedOperatorArgs, Final,
73 ZeroDoStep, UnusedForallIndex, OpenMPUsage, DataLength, IgnoredDirective,
74 HomonymousSpecific, HomonymousResult, IgnoredIntrinsicFunctionType,
75 PreviousScalarUse, RedeclaredInaccessibleComponent, ImplicitShared,
76 IndexVarRedefinition, IncompatibleImplicitInterfaces, CdefinedInit,
77 VectorSubscriptFinalization, UndefinedFunctionResult, UselessIomsg,
78 MismatchingDummyProcedure, SubscriptedEmptyArray, UnsignedLiteralTruncation,
79 CompatibleDeclarationsFromDistinctModules, ConstantIsContiguous,
80 NullActualForDefaultIntentAllocatable, UseAssociationIntoSameNameSubprogram,
81 HostAssociatedIntentOutInSpecExpr, NonVolatilePointerToVolatile,
82 RealConstantWidening, VolatileOrAsynchronousTemporary)
86using LanguageFeatureOrWarning = std::variant<LanguageFeature, UsageWarning>;
87using LanguageControlFlag =
88 std::pair<LanguageFeatureOrWarning,
bool>;
90class LanguageFeatureControl {
92 LanguageFeatureControl();
93 LanguageFeatureControl(
const LanguageFeatureControl &) =
default;
95 void Enable(LanguageFeature f,
bool yes =
true) { disable_.set(f, !yes); }
96 void EnableWarning(LanguageFeature f,
bool yes =
true) {
97 warnLanguage_.set(f, yes);
99 void EnableWarning(UsageWarning w,
bool yes =
true) {
100 warnUsage_.set(w, yes);
102 void EnableWarning(LanguageFeatureOrWarning flag,
bool yes =
true) {
103 if (std::holds_alternative<LanguageFeature>(flag)) {
104 EnableWarning(std::get<LanguageFeature>(flag), yes);
106 EnableWarning(std::get<UsageWarning>(flag), yes);
109 void WarnOnAllNonstandard(
bool yes =
true);
110 bool IsWarnOnAllNonstandard()
const {
return warnAllLanguage_; }
111 void WarnOnAllUsage(
bool yes =
true);
112 bool IsWarnOnAllUsage()
const {
return warnAllUsage_; }
113 void DisableAllNonstandardWarnings() {
114 warnAllLanguage_ =
false;
115 warnLanguage_.clear();
117 void DisableAllUsageWarnings() {
118 warnAllUsage_ =
false;
121 void DisableAllWarnings() {
122 disableAllWarnings_ =
true;
123 DisableAllNonstandardWarnings();
124 DisableAllUsageWarnings();
126 bool AreWarningsDisabled()
const {
return disableAllWarnings_; }
127 bool IsEnabled(LanguageFeature f)
const {
return !disable_.test(f); }
128 bool ShouldWarn(LanguageFeature f)
const {
return warnLanguage_.test(f); }
129 bool ShouldWarn(UsageWarning w)
const {
return warnUsage_.test(w); }
132 std::optional<LanguageControlFlag> FindWarning(std::string_view input);
135 bool EnableWarning(std::string_view input);
140 void AddAlternativeCliSpelling(LanguageFeature f, std::string input) {
141 cliOptions_.insert({input, {f}});
143 void AddAlternativeCliSpelling(UsageWarning w, std::string input) {
144 cliOptions_.insert({input, {w}});
146 void ReplaceCliCanonicalSpelling(LanguageFeature f, std::string input);
147 void ReplaceCliCanonicalSpelling(UsageWarning w, std::string input);
148 std::string_view getDefaultCliSpelling(LanguageFeature f)
const {
149 return languageFeatureCliCanonicalSpelling_[EnumToInt(f)];
151 std::string_view getDefaultCliSpelling(UsageWarning w)
const {
152 return usageWarningCliCanonicalSpelling_[EnumToInt(w)];
155 std::vector<const char *> GetNames(LogicalOperator)
const;
156 std::vector<const char *> GetNames(RelationalOperator)
const;
161 std::unordered_map<std::string, LanguageFeatureOrWarning> cliOptions_;
165 std::array<std::string, LanguageFeature_enumSize>
166 languageFeatureCliCanonicalSpelling_;
167 std::array<std::string, UsageWarning_enumSize>
168 usageWarningCliCanonicalSpelling_;
169 LanguageFeatures disable_;
170 LanguageFeatures warnLanguage_;
171 bool warnAllLanguage_{
false};
172 UsageWarnings warnUsage_;
173 bool warnAllUsage_{
false};
174 bool disableAllWarnings_{
false};
Definition bit-population-count.h:20