1 //===- ASTBitCodes.h - Enum values for the PCH bitcode format ---*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This header defines Bitcode enum values for Clang serialized AST files.
12 // The enum values defined in this file should be considered permanent. If
13 // new features are added, they should have values added at the end of the
16 //===----------------------------------------------------------------------===//
17 #ifndef LLVM_CLANG_FRONTEND_PCHBITCODES_H
18 #define LLVM_CLANG_FRONTEND_PCHBITCODES_H
20 #include "clang/AST/Type.h"
21 #include "llvm/ADT/DenseMap.h"
22 #include "llvm/Bitcode/BitCodes.h"
23 #include "llvm/Support/DataTypes.h"
26 namespace serialization {
27 /// \brief AST file major version number supported by this version of
30 /// Whenever the AST file format changes in a way that makes it
31 /// incompatible with previous versions (such that a reader
32 /// designed for the previous version could not support reading
33 /// the new version), this number should be increased.
35 /// Version 4 of AST files also requires that the version control branch and
36 /// revision match exactly, since there is no backward compatibility of
37 /// AST files at this time.
38 const unsigned VERSION_MAJOR = 5;
40 /// \brief AST file minor version number supported by this version of
43 /// Whenever the AST format changes in a way that is still
44 /// compatible with previous versions (such that a reader designed
45 /// for the previous version could still support reading the new
46 /// version by ignoring new kinds of subblocks), this number
47 /// should be increased.
48 const unsigned VERSION_MINOR = 0;
50 /// \brief An ID number that refers to an identifier in an AST file.
52 /// The ID numbers of identifiers are consecutive (in order of discovery)
53 /// and start at 1. 0 is reserved for NULL.
54 typedef uint32_t IdentifierID;
56 /// \brief An ID number that refers to a declaration in an AST file.
58 /// The ID numbers of declarations are consecutive (in order of
59 /// discovery), with values below NUM_PREDEF_DECL_IDS being reserved.
60 /// At the start of a chain of precompiled headers, declaration ID 1 is
61 /// used for the translation unit declaration.
62 typedef uint32_t DeclID;
64 /// \brief a Decl::Kind/DeclID pair.
65 typedef std::pair<uint32_t, DeclID> KindDeclIDPair;
67 // FIXME: Turn these into classes so we can have some type safety when
68 // we go from local ID to global and vice-versa.
69 typedef DeclID LocalDeclID;
70 typedef DeclID GlobalDeclID;
72 /// \brief An ID number that refers to a type in an AST file.
74 /// The ID of a type is partitioned into two parts: the lower
75 /// three bits are used to store the const/volatile/restrict
76 /// qualifiers (as with QualType) and the upper bits provide a
77 /// type index. The type index values are partitioned into two
78 /// sets. The values below NUM_PREDEF_TYPE_IDs are predefined type
79 /// IDs (based on the PREDEF_TYPE_*_ID constants), with 0 as a
80 /// placeholder for "no type". Values from NUM_PREDEF_TYPE_IDs are
81 /// other types that have serialized representations.
82 typedef uint32_t TypeID;
84 /// \brief A type index; the type ID with the qualifier bits removed.
88 TypeIdx() : Idx(0) { }
89 explicit TypeIdx(uint32_t index) : Idx(index) { }
91 uint32_t getIndex() const { return Idx; }
92 TypeID asTypeID(unsigned FastQuals) const {
93 if (Idx == uint32_t(-1))
96 return (Idx << Qualifiers::FastWidth) | FastQuals;
98 static TypeIdx fromTypeID(TypeID ID) {
102 return TypeIdx(ID >> Qualifiers::FastWidth);
106 /// A structure for putting "fast"-unqualified QualTypes into a
107 /// DenseMap. This uses the standard pointer hash function.
108 struct UnsafeQualTypeDenseMapInfo {
109 static inline bool isEqual(QualType A, QualType B) { return A == B; }
110 static inline QualType getEmptyKey() {
111 return QualType::getFromOpaquePtr((void*) 1);
113 static inline QualType getTombstoneKey() {
114 return QualType::getFromOpaquePtr((void*) 2);
116 static inline unsigned getHashValue(QualType T) {
117 assert(!T.getLocalFastQualifiers() &&
118 "hash invalid for types with fast quals");
119 uintptr_t v = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr());
120 return (unsigned(v) >> 4) ^ (unsigned(v) >> 9);
124 /// \brief An ID number that refers to an identifier in an AST file.
125 typedef uint32_t IdentID;
127 /// \brief The number of predefined identifier IDs.
128 const unsigned int NUM_PREDEF_IDENT_IDS = 1;
130 /// \brief An ID number that refers to a macro in an AST file.
131 typedef uint32_t MacroID;
133 /// \brief A global ID number that refers to a macro in an AST file.
134 typedef uint32_t GlobalMacroID;
136 /// \brief A local to a module ID number that refers to a macro in an
138 typedef uint32_t LocalMacroID;
140 /// \brief The number of predefined macro IDs.
141 const unsigned int NUM_PREDEF_MACRO_IDS = 1;
143 /// \brief An ID number that refers to an ObjC selector in an AST file.
144 typedef uint32_t SelectorID;
146 /// \brief The number of predefined selector IDs.
147 const unsigned int NUM_PREDEF_SELECTOR_IDS = 1;
149 /// \brief An ID number that refers to a set of CXXBaseSpecifiers in an
151 typedef uint32_t CXXBaseSpecifiersID;
153 /// \brief An ID number that refers to an entity in the detailed
154 /// preprocessing record.
155 typedef uint32_t PreprocessedEntityID;
157 /// \brief An ID number that refers to a submodule in a module file.
158 typedef uint32_t SubmoduleID;
160 /// \brief The number of predefined submodule IDs.
161 const unsigned int NUM_PREDEF_SUBMODULE_IDS = 1;
163 /// \brief Source range/offset of a preprocessed entity.
164 struct PPEntityOffset {
165 /// \brief Raw source location of beginning of range.
167 /// \brief Raw source location of end of range.
169 /// \brief Offset in the AST file.
172 PPEntityOffset(SourceRange R, uint32_t BitOffset)
173 : Begin(R.getBegin().getRawEncoding()),
174 End(R.getEnd().getRawEncoding()),
175 BitOffset(BitOffset) { }
178 /// \brief Source range/offset of a preprocessed entity.
180 /// \brief Raw source location.
182 /// \brief Offset in the AST file.
185 DeclOffset() : Loc(0), BitOffset(0) { }
186 DeclOffset(SourceLocation Loc, uint32_t BitOffset)
187 : Loc(Loc.getRawEncoding()),
188 BitOffset(BitOffset) { }
189 void setLocation(SourceLocation L) {
190 Loc = L.getRawEncoding();
194 /// \brief The number of predefined preprocessed entity IDs.
195 const unsigned int NUM_PREDEF_PP_ENTITY_IDS = 1;
197 /// \brief Describes the various kinds of blocks that occur within
200 /// \brief The AST block, which acts as a container around the
202 AST_BLOCK_ID = llvm::bitc::FIRST_APPLICATION_BLOCKID,
204 /// \brief The block containing information about the source
206 SOURCE_MANAGER_BLOCK_ID,
208 /// \brief The block containing information about the
210 PREPROCESSOR_BLOCK_ID,
212 /// \brief The block containing the definitions of all of the
213 /// types and decls used within the AST file.
216 /// \brief The block containing DECL_UPDATES records.
217 DECL_UPDATES_BLOCK_ID,
219 /// \brief The block containing the detailed preprocessing record.
220 PREPROCESSOR_DETAIL_BLOCK_ID,
222 /// \brief The block containing the submodule structure.
225 /// \brief The block containing comments.
228 /// \brief The control block, which contains all of the
229 /// information that needs to be validated prior to committing
230 /// to loading the AST file.
233 /// \brief The block of input files, which were used as inputs
234 /// to create this AST file.
236 /// This block is part of the control block.
240 /// \brief Record types that occur within the control block.
241 enum ControlRecordTypes {
242 /// \brief AST file metadata, including the AST file version number
243 /// and information about the compiler used to build this AST file.
246 /// \brief Record code for the list of other AST files imported by
250 /// \brief Record code for the language options table.
252 /// The record with this code contains the contents of the
253 /// LangOptions structure. We serialize the entire contents of
254 /// the structure, and let the reader decide which options are
255 /// actually important to check.
256 LANGUAGE_OPTIONS = 3,
258 /// \brief Record code for the target options table.
261 /// \brief Record code for the original file that was used to
262 /// generate the AST file, including both its file ID and its
266 /// \brief The directory that the PCH was originally created in.
267 ORIGINAL_PCH_DIR = 6,
269 /// \brief Record code for file ID of the file or buffer that was used to
270 /// generate the AST file.
271 ORIGINAL_FILE_ID = 7,
273 /// \brief Offsets into the input-files block where input files
275 INPUT_FILE_OFFSETS = 8,
277 /// \brief Record code for the diagnostic options table.
278 DIAGNOSTIC_OPTIONS = 9,
280 /// \brief Record code for the filesystem options table.
281 FILE_SYSTEM_OPTIONS = 10,
283 /// \brief Record code for the headers search options table.
284 HEADER_SEARCH_OPTIONS = 11,
286 /// \brief Record code for the preprocessor options table.
287 PREPROCESSOR_OPTIONS = 12
290 /// \brief Record types that occur within the input-files block
291 /// inside the control block.
292 enum InputFileRecordTypes {
293 /// \brief An input file.
297 /// \brief Record types that occur within the AST block itself.
298 enum ASTRecordTypes {
299 /// \brief Record code for the offsets of each type.
301 /// The TYPE_OFFSET constant describes the record that occurs
302 /// within the AST block. The record itself is an array of offsets that
303 /// point into the declarations and types block (identified by
304 /// DECLTYPES_BLOCK_ID). The index into the array is based on the ID
305 /// of a type. For a given type ID @c T, the lower three bits of
306 /// @c T are its qualifiers (const, volatile, restrict), as in
307 /// the QualType class. The upper bits, after being shifted and
308 /// subtracting NUM_PREDEF_TYPE_IDS, are used to index into the
309 /// TYPE_OFFSET block to determine the offset of that type's
310 /// corresponding record within the DECLTYPES_BLOCK_ID block.
313 /// \brief Record code for the offsets of each decl.
315 /// The DECL_OFFSET constant describes the record that occurs
316 /// within the block identified by DECL_OFFSETS_BLOCK_ID within
317 /// the AST block. The record itself is an array of offsets that
318 /// point into the declarations and types block (identified by
319 /// DECLTYPES_BLOCK_ID). The declaration ID is an index into this
320 /// record, after subtracting one to account for the use of
321 /// declaration ID 0 for a NULL declaration pointer. Index 0 is
322 /// reserved for the translation unit declaration.
325 /// \brief Record code for the table of offsets of each
328 /// The offset table contains offsets into the blob stored in
329 /// the IDENTIFIER_TABLE record. Each offset points to the
330 /// NULL-terminated string that corresponds to that identifier.
331 IDENTIFIER_OFFSET = 3,
333 /// \brief This is so that older clang versions, before the introduction
334 /// of the control block, can read and reject the newer PCH format.
335 /// *DON"T CHANGE THIS NUMBER*.
336 METADATA_OLD_FORMAT = 4,
338 /// \brief Record code for the identifier table.
340 /// The identifier table is a simple blob that contains
341 /// NULL-terminated strings for all of the identifiers
342 /// referenced by the AST file. The IDENTIFIER_OFFSET table
343 /// contains the mapping from identifier IDs to the characters
344 /// in this blob. Note that the starting offsets of all of the
345 /// identifiers are odd, so that, when the identifier offset
346 /// table is loaded in, we can use the low bit to distinguish
347 /// between offsets (for unresolved identifier IDs) and
348 /// IdentifierInfo pointers (for already-resolved identifier
350 IDENTIFIER_TABLE = 5,
352 /// \brief Record code for the array of external definitions.
354 /// The AST file contains a list of all of the unnamed external
355 /// definitions present within the parsed headers, stored as an
356 /// array of declaration IDs. These external definitions will be
357 /// reported to the AST consumer after the AST file has been
358 /// read, since their presence can affect the semantics of the
359 /// program (e.g., for code generation).
360 EXTERNAL_DEFINITIONS = 6,
362 /// \brief Record code for the set of non-builtin, special
365 /// This record contains the type IDs for the various type nodes
366 /// that are constructed during semantic analysis (e.g.,
367 /// __builtin_va_list). The SPECIAL_TYPE_* constants provide
368 /// offsets into this record.
371 /// \brief Record code for the extra statistics we gather while
372 /// generating an AST file.
375 /// \brief Record code for the array of tentative definitions.
376 TENTATIVE_DEFINITIONS = 9,
378 /// \brief Record code for the array of locally-scoped extern "C"
380 LOCALLY_SCOPED_EXTERN_C_DECLS = 10,
382 /// \brief Record code for the table of offsets into the
383 /// Objective-C method pool.
384 SELECTOR_OFFSETS = 11,
386 /// \brief Record code for the Objective-C method pool,
389 /// \brief The value of the next __COUNTER__ to dispense.
390 /// [PP_COUNTER_VALUE, Val]
391 PP_COUNTER_VALUE = 13,
393 /// \brief Record code for the table of offsets into the block
394 /// of source-location information.
395 SOURCE_LOCATION_OFFSETS = 14,
397 /// \brief Record code for the set of source location entries
398 /// that need to be preloaded by the AST reader.
400 /// This set contains the source location entry for the
401 /// predefines buffer and for any file entries that need to be
403 SOURCE_LOCATION_PRELOADS = 15,
405 /// \brief Record code for the set of ext_vector type names.
406 EXT_VECTOR_DECLS = 16,
408 /// \brief Record code for the array of unused file scoped decls.
409 UNUSED_FILESCOPED_DECLS = 17,
411 /// \brief Record code for the table of offsets to entries in the
412 /// preprocessing record.
413 PPD_ENTITIES_OFFSETS = 18,
415 /// \brief Record code for the array of VTable uses.
418 /// \brief Record code for the array of dynamic classes.
419 DYNAMIC_CLASSES = 20,
421 /// \brief Record code for referenced selector pool.
422 REFERENCED_SELECTOR_POOL = 21,
424 /// \brief Record code for an update to the TU's lexically contained
426 TU_UPDATE_LEXICAL = 22,
428 /// \brief Record code for the array describing the locations (in the
429 /// LOCAL_REDECLARATIONS record) of the redeclaration chains, indexed by
430 /// the first known ID.
431 LOCAL_REDECLARATIONS_MAP = 23,
433 /// \brief Record code for declarations that Sema keeps references of.
436 /// \brief Record code for weak undeclared identifiers.
437 WEAK_UNDECLARED_IDENTIFIERS = 25,
439 /// \brief Record code for pending implicit instantiations.
440 PENDING_IMPLICIT_INSTANTIATIONS = 26,
442 /// \brief Record code for a decl replacement block.
444 /// If a declaration is modified after having been deserialized, and then
445 /// written to a dependent AST file, its ID and offset must be added to
446 /// the replacement block.
447 DECL_REPLACEMENTS = 27,
449 /// \brief Record code for an update to a decl context's lookup table.
451 /// In practice, this should only be used for the TU and namespaces.
454 /// \brief Record for offsets of DECL_UPDATES records for declarations
455 /// that were modified after being deserialized and need updates.
456 DECL_UPDATE_OFFSETS = 29,
458 /// \brief Record of updates for a declaration that was modified after
459 /// being deserialized.
462 /// \brief Record code for the table of offsets to CXXBaseSpecifier
464 CXX_BASE_SPECIFIER_OFFSETS = 31,
466 /// \brief Record code for \#pragma diagnostic mappings.
467 DIAG_PRAGMA_MAPPINGS = 32,
469 /// \brief Record code for special CUDA declarations.
470 CUDA_SPECIAL_DECL_REFS = 33,
472 /// \brief Record code for header search information.
473 HEADER_SEARCH_TABLE = 34,
475 /// \brief Record code for floating point \#pragma options.
476 FP_PRAGMA_OPTIONS = 35,
478 /// \brief Record code for enabled OpenCL extensions.
479 OPENCL_EXTENSIONS = 36,
481 /// \brief The list of delegating constructor declarations.
482 DELEGATING_CTORS = 37,
484 /// \brief Record code for the set of known namespaces, which are used
485 /// for typo correction.
486 KNOWN_NAMESPACES = 38,
488 /// \brief Record code for the remapping information used to relate
489 /// loaded modules to the various offsets and IDs(e.g., source location
490 /// offests, declaration and type IDs) that are used in that module to
491 /// refer to other modules.
492 MODULE_OFFSET_MAP = 39,
494 /// \brief Record code for the source manager line table information,
495 /// which stores information about \#line directives.
496 SOURCE_MANAGER_LINE_TABLE = 40,
498 /// \brief Record code for map of Objective-C class definition IDs to the
499 /// ObjC categories in a module that are attached to that class.
500 OBJC_CATEGORIES_MAP = 41,
502 /// \brief Record code for a file sorted array of DeclIDs in a module.
503 FILE_SORTED_DECLS = 42,
505 /// \brief Record code for an array of all of the (sub)modules that were
506 /// imported by the AST file.
507 IMPORTED_MODULES = 43,
509 /// \brief Record code for the set of merged declarations in an AST file.
510 MERGED_DECLARATIONS = 44,
512 /// \brief Record code for the array of redeclaration chains.
514 /// This array can only be interpreted properly using the local
515 /// redeclarations map.
516 LOCAL_REDECLARATIONS = 45,
518 /// \brief Record code for the array of Objective-C categories (including
521 /// This array can only be interpreted properly using the Objective-C
523 OBJC_CATEGORIES = 46,
525 /// \brief Record code for the table of offsets of each macro ID.
527 /// The offset table contains offsets into the blob stored in
528 /// the preprocessor block. Each offset points to the corresponding
529 /// macro definition.
532 /// \brief Mapping table from the identifier ID to the offset of the
533 /// macro directive history for the identifier.
536 /// \brief Record code for undefined but used functions and variables that
537 /// need a definition in this TU.
538 UNDEFINED_BUT_USED = 49
541 /// \brief Record types used within a source manager block.
542 enum SourceManagerRecordTypes {
543 /// \brief Describes a source location entry (SLocEntry) for a
545 SM_SLOC_FILE_ENTRY = 1,
546 /// \brief Describes a source location entry (SLocEntry) for a
548 SM_SLOC_BUFFER_ENTRY = 2,
549 /// \brief Describes a blob that contains the data for a buffer
550 /// entry. This kind of record always directly follows a
551 /// SM_SLOC_BUFFER_ENTRY record or a SM_SLOC_FILE_ENTRY with an
552 /// overridden buffer.
553 SM_SLOC_BUFFER_BLOB = 3,
554 /// \brief Describes a source location entry (SLocEntry) for a
556 SM_SLOC_EXPANSION_ENTRY = 4
559 /// \brief Record types used within a preprocessor block.
560 enum PreprocessorRecordTypes {
561 // The macros in the PP section are a PP_MACRO_* instance followed by a
562 // list of PP_TOKEN instances for each token in the definition.
564 /// \brief An object-like macro definition.
565 /// [PP_MACRO_OBJECT_LIKE, IdentInfoID, SLoc, IsUsed]
566 PP_MACRO_OBJECT_LIKE = 1,
568 /// \brief A function-like macro definition.
569 /// [PP_MACRO_FUNCTION_LIKE, \<ObjectLikeStuff>, IsC99Varargs,
570 /// IsGNUVarars, NumArgs, ArgIdentInfoID* ]
571 PP_MACRO_FUNCTION_LIKE = 2,
573 /// \brief Describes one token.
574 /// [PP_TOKEN, SLoc, Length, IdentInfoID, Kind, Flags]
577 /// \brief The macro directives history for a particular identifier.
578 PP_MACRO_DIRECTIVE_HISTORY = 4
581 /// \brief Record types used within a preprocessor detail block.
582 enum PreprocessorDetailRecordTypes {
583 /// \brief Describes a macro expansion within the preprocessing record.
584 PPD_MACRO_EXPANSION = 0,
586 /// \brief Describes a macro definition within the preprocessing record.
587 PPD_MACRO_DEFINITION = 1,
589 /// \brief Describes an inclusion directive within the preprocessing
591 PPD_INCLUSION_DIRECTIVE = 2
594 /// \brief Record types used within a submodule description block.
595 enum SubmoduleRecordTypes {
596 /// \brief Metadata for submodules as a whole.
597 SUBMODULE_METADATA = 0,
598 /// \brief Defines the major attributes of a submodule, including its
600 SUBMODULE_DEFINITION = 1,
601 /// \brief Specifies the umbrella header used to create this module,
603 SUBMODULE_UMBRELLA_HEADER = 2,
604 /// \brief Specifies a header that falls into this (sub)module.
605 SUBMODULE_HEADER = 3,
606 /// \brief Specifies a top-level header that falls into this (sub)module.
607 SUBMODULE_TOPHEADER = 4,
608 /// \brief Specifies an umbrella directory.
609 SUBMODULE_UMBRELLA_DIR = 5,
610 /// \brief Specifies the submodules that are imported by this
612 SUBMODULE_IMPORTS = 6,
613 /// \brief Specifies the submodules that are re-exported from this
615 SUBMODULE_EXPORTS = 7,
616 /// \brief Specifies a required feature.
617 SUBMODULE_REQUIRES = 8,
618 /// \brief Specifies a header that has been explicitly excluded
619 /// from this submodule.
620 SUBMODULE_EXCLUDED_HEADER = 9,
621 /// \brief Specifies a library or framework to link against.
622 SUBMODULE_LINK_LIBRARY = 10,
623 /// \brief Specifies a configuration macro for this module.
624 SUBMODULE_CONFIG_MACRO = 11,
625 /// \brief Specifies a conflict with another module.
626 SUBMODULE_CONFLICT = 12
629 /// \brief Record types used within a comments block.
630 enum CommentRecordTypes {
631 COMMENTS_RAW_COMMENT = 0
634 /// \defgroup ASTAST AST file AST constants
636 /// The constants in this group describe various components of the
637 /// abstract syntax tree within an AST file.
641 /// \brief Predefined type IDs.
643 /// These type IDs correspond to predefined types in the AST
644 /// context, such as built-in types (int) and special place-holder
645 /// types (the \<overload> and \<dependent> type markers). Such
646 /// types are never actually serialized, since they will be built
647 /// by the AST context when it is created.
648 enum PredefinedTypeIDs {
649 /// \brief The NULL type.
650 PREDEF_TYPE_NULL_ID = 0,
651 /// \brief The void type.
652 PREDEF_TYPE_VOID_ID = 1,
653 /// \brief The 'bool' or '_Bool' type.
654 PREDEF_TYPE_BOOL_ID = 2,
655 /// \brief The 'char' type, when it is unsigned.
656 PREDEF_TYPE_CHAR_U_ID = 3,
657 /// \brief The 'unsigned char' type.
658 PREDEF_TYPE_UCHAR_ID = 4,
659 /// \brief The 'unsigned short' type.
660 PREDEF_TYPE_USHORT_ID = 5,
661 /// \brief The 'unsigned int' type.
662 PREDEF_TYPE_UINT_ID = 6,
663 /// \brief The 'unsigned long' type.
664 PREDEF_TYPE_ULONG_ID = 7,
665 /// \brief The 'unsigned long long' type.
666 PREDEF_TYPE_ULONGLONG_ID = 8,
667 /// \brief The 'char' type, when it is signed.
668 PREDEF_TYPE_CHAR_S_ID = 9,
669 /// \brief The 'signed char' type.
670 PREDEF_TYPE_SCHAR_ID = 10,
671 /// \brief The C++ 'wchar_t' type.
672 PREDEF_TYPE_WCHAR_ID = 11,
673 /// \brief The (signed) 'short' type.
674 PREDEF_TYPE_SHORT_ID = 12,
675 /// \brief The (signed) 'int' type.
676 PREDEF_TYPE_INT_ID = 13,
677 /// \brief The (signed) 'long' type.
678 PREDEF_TYPE_LONG_ID = 14,
679 /// \brief The (signed) 'long long' type.
680 PREDEF_TYPE_LONGLONG_ID = 15,
681 /// \brief The 'float' type.
682 PREDEF_TYPE_FLOAT_ID = 16,
683 /// \brief The 'double' type.
684 PREDEF_TYPE_DOUBLE_ID = 17,
685 /// \brief The 'long double' type.
686 PREDEF_TYPE_LONGDOUBLE_ID = 18,
687 /// \brief The placeholder type for overloaded function sets.
688 PREDEF_TYPE_OVERLOAD_ID = 19,
689 /// \brief The placeholder type for dependent types.
690 PREDEF_TYPE_DEPENDENT_ID = 20,
691 /// \brief The '__uint128_t' type.
692 PREDEF_TYPE_UINT128_ID = 21,
693 /// \brief The '__int128_t' type.
694 PREDEF_TYPE_INT128_ID = 22,
695 /// \brief The type of 'nullptr'.
696 PREDEF_TYPE_NULLPTR_ID = 23,
697 /// \brief The C++ 'char16_t' type.
698 PREDEF_TYPE_CHAR16_ID = 24,
699 /// \brief The C++ 'char32_t' type.
700 PREDEF_TYPE_CHAR32_ID = 25,
701 /// \brief The ObjC 'id' type.
702 PREDEF_TYPE_OBJC_ID = 26,
703 /// \brief The ObjC 'Class' type.
704 PREDEF_TYPE_OBJC_CLASS = 27,
705 /// \brief The ObjC 'SEL' type.
706 PREDEF_TYPE_OBJC_SEL = 28,
707 /// \brief The 'unknown any' placeholder type.
708 PREDEF_TYPE_UNKNOWN_ANY = 29,
709 /// \brief The placeholder type for bound member functions.
710 PREDEF_TYPE_BOUND_MEMBER = 30,
711 /// \brief The "auto" deduction type.
712 PREDEF_TYPE_AUTO_DEDUCT = 31,
713 /// \brief The "auto &&" deduction type.
714 PREDEF_TYPE_AUTO_RREF_DEDUCT = 32,
715 /// \brief The OpenCL 'half' / ARM NEON __fp16 type.
716 PREDEF_TYPE_HALF_ID = 33,
717 /// \brief ARC's unbridged-cast placeholder type.
718 PREDEF_TYPE_ARC_UNBRIDGED_CAST = 34,
719 /// \brief The pseudo-object placeholder type.
720 PREDEF_TYPE_PSEUDO_OBJECT = 35,
721 /// \brief The __va_list_tag placeholder type.
722 PREDEF_TYPE_VA_LIST_TAG = 36,
723 /// \brief The placeholder type for builtin functions.
724 PREDEF_TYPE_BUILTIN_FN = 37,
725 /// \brief OpenCL 1d image type.
726 PREDEF_TYPE_IMAGE1D_ID = 38,
727 /// \brief OpenCL 1d image array type.
728 PREDEF_TYPE_IMAGE1D_ARR_ID = 39,
729 /// \brief OpenCL 1d image buffer type.
730 PREDEF_TYPE_IMAGE1D_BUFF_ID = 40,
731 /// \brief OpenCL 2d image type.
732 PREDEF_TYPE_IMAGE2D_ID = 41,
733 /// \brief OpenCL 2d image array type.
734 PREDEF_TYPE_IMAGE2D_ARR_ID = 42,
735 /// \brief OpenCL 3d image type.
736 PREDEF_TYPE_IMAGE3D_ID = 43,
737 /// \brief OpenCL event type.
738 PREDEF_TYPE_EVENT_ID = 44,
739 /// \brief OpenCL sampler type.
740 PREDEF_TYPE_SAMPLER_ID = 45
743 /// \brief The number of predefined type IDs that are reserved for
744 /// the PREDEF_TYPE_* constants.
746 /// Type IDs for non-predefined types will start at
747 /// NUM_PREDEF_TYPE_IDs.
748 const unsigned NUM_PREDEF_TYPE_IDS = 100;
750 /// \brief The number of allowed abbreviations in bits
751 const unsigned NUM_ALLOWED_ABBREVS_SIZE = 4;
753 /// \brief Record codes for each kind of type.
755 /// These constants describe the type records that can occur within a
756 /// block identified by DECLTYPES_BLOCK_ID in the AST file. Each
757 /// constant describes a record for a specific type class in the
760 /// \brief An ExtQualType record.
762 /// \brief A ComplexType record.
764 /// \brief A PointerType record.
766 /// \brief A BlockPointerType record.
767 TYPE_BLOCK_POINTER = 5,
768 /// \brief An LValueReferenceType record.
769 TYPE_LVALUE_REFERENCE = 6,
770 /// \brief An RValueReferenceType record.
771 TYPE_RVALUE_REFERENCE = 7,
772 /// \brief A MemberPointerType record.
773 TYPE_MEMBER_POINTER = 8,
774 /// \brief A ConstantArrayType record.
775 TYPE_CONSTANT_ARRAY = 9,
776 /// \brief An IncompleteArrayType record.
777 TYPE_INCOMPLETE_ARRAY = 10,
778 /// \brief A VariableArrayType record.
779 TYPE_VARIABLE_ARRAY = 11,
780 /// \brief A VectorType record.
782 /// \brief An ExtVectorType record.
783 TYPE_EXT_VECTOR = 13,
784 /// \brief A FunctionNoProtoType record.
785 TYPE_FUNCTION_NO_PROTO = 14,
786 /// \brief A FunctionProtoType record.
787 TYPE_FUNCTION_PROTO = 15,
788 /// \brief A TypedefType record.
790 /// \brief A TypeOfExprType record.
791 TYPE_TYPEOF_EXPR = 17,
792 /// \brief A TypeOfType record.
794 /// \brief A RecordType record.
796 /// \brief An EnumType record.
798 /// \brief An ObjCInterfaceType record.
799 TYPE_OBJC_INTERFACE = 21,
800 /// \brief An ObjCObjectPointerType record.
801 TYPE_OBJC_OBJECT_POINTER = 22,
802 /// \brief a DecltypeType record.
804 /// \brief An ElaboratedType record.
805 TYPE_ELABORATED = 24,
806 /// \brief A SubstTemplateTypeParmType record.
807 TYPE_SUBST_TEMPLATE_TYPE_PARM = 25,
808 /// \brief An UnresolvedUsingType record.
809 TYPE_UNRESOLVED_USING = 26,
810 /// \brief An InjectedClassNameType record.
811 TYPE_INJECTED_CLASS_NAME = 27,
812 /// \brief An ObjCObjectType record.
813 TYPE_OBJC_OBJECT = 28,
814 /// \brief An TemplateTypeParmType record.
815 TYPE_TEMPLATE_TYPE_PARM = 29,
816 /// \brief An TemplateSpecializationType record.
817 TYPE_TEMPLATE_SPECIALIZATION = 30,
818 /// \brief A DependentNameType record.
819 TYPE_DEPENDENT_NAME = 31,
820 /// \brief A DependentTemplateSpecializationType record.
821 TYPE_DEPENDENT_TEMPLATE_SPECIALIZATION = 32,
822 /// \brief A DependentSizedArrayType record.
823 TYPE_DEPENDENT_SIZED_ARRAY = 33,
824 /// \brief A ParenType record.
826 /// \brief A PackExpansionType record.
827 TYPE_PACK_EXPANSION = 35,
828 /// \brief An AttributedType record.
829 TYPE_ATTRIBUTED = 36,
830 /// \brief A SubstTemplateTypeParmPackType record.
831 TYPE_SUBST_TEMPLATE_TYPE_PARM_PACK = 37,
832 /// \brief A AutoType record.
834 /// \brief A UnaryTransformType record.
835 TYPE_UNARY_TRANSFORM = 39,
836 /// \brief An AtomicType record.
840 /// \brief The type IDs for special types constructed by semantic
843 /// The constants in this enumeration are indices into the
844 /// SPECIAL_TYPES record.
845 enum SpecialTypeIDs {
846 /// \brief CFConstantString type
847 SPECIAL_TYPE_CF_CONSTANT_STRING = 0,
848 /// \brief C FILE typedef type
849 SPECIAL_TYPE_FILE = 1,
850 /// \brief C jmp_buf typedef type
851 SPECIAL_TYPE_JMP_BUF = 2,
852 /// \brief C sigjmp_buf typedef type
853 SPECIAL_TYPE_SIGJMP_BUF = 3,
854 /// \brief Objective-C "id" redefinition type
855 SPECIAL_TYPE_OBJC_ID_REDEFINITION = 4,
856 /// \brief Objective-C "Class" redefinition type
857 SPECIAL_TYPE_OBJC_CLASS_REDEFINITION = 5,
858 /// \brief Objective-C "SEL" redefinition type
859 SPECIAL_TYPE_OBJC_SEL_REDEFINITION = 6,
860 /// \brief C ucontext_t typedef type
861 SPECIAL_TYPE_UCONTEXT_T = 7
864 /// \brief The number of special type IDs.
865 const unsigned NumSpecialTypeIDs = 8;
867 /// \brief Predefined declaration IDs.
869 /// These declaration IDs correspond to predefined declarations in the AST
870 /// context, such as the NULL declaration ID. Such declarations are never
871 /// actually serialized, since they will be built by the AST context when
873 enum PredefinedDeclIDs {
874 /// \brief The NULL declaration.
875 PREDEF_DECL_NULL_ID = 0,
877 /// \brief The translation unit.
878 PREDEF_DECL_TRANSLATION_UNIT_ID = 1,
880 /// \brief The Objective-C 'id' type.
881 PREDEF_DECL_OBJC_ID_ID = 2,
883 /// \brief The Objective-C 'SEL' type.
884 PREDEF_DECL_OBJC_SEL_ID = 3,
886 /// \brief The Objective-C 'Class' type.
887 PREDEF_DECL_OBJC_CLASS_ID = 4,
889 /// \brief The Objective-C 'Protocol' type.
890 PREDEF_DECL_OBJC_PROTOCOL_ID = 5,
892 /// \brief The signed 128-bit integer type.
893 PREDEF_DECL_INT_128_ID = 6,
895 /// \brief The unsigned 128-bit integer type.
896 PREDEF_DECL_UNSIGNED_INT_128_ID = 7,
898 /// \brief The internal 'instancetype' typedef.
899 PREDEF_DECL_OBJC_INSTANCETYPE_ID = 8,
901 /// \brief The internal '__builtin_va_list' typedef.
902 PREDEF_DECL_BUILTIN_VA_LIST_ID = 9
905 /// \brief The number of declaration IDs that are predefined.
907 /// For more information about predefined declarations, see the
908 /// \c PredefinedDeclIDs type and the PREDEF_DECL_*_ID constants.
909 const unsigned int NUM_PREDEF_DECL_IDS = 10;
911 /// \brief Record codes for each kind of declaration.
913 /// These constants describe the declaration records that can occur within
914 /// a declarations block (identified by DECLS_BLOCK_ID). Each
915 /// constant describes a record for a specific declaration class
918 /// \brief A TypedefDecl record.
920 /// \brief A TypeAliasDecl record.
922 /// \brief An EnumDecl record.
924 /// \brief A RecordDecl record.
926 /// \brief An EnumConstantDecl record.
928 /// \brief A FunctionDecl record.
930 /// \brief A ObjCMethodDecl record.
932 /// \brief A ObjCInterfaceDecl record.
934 /// \brief A ObjCProtocolDecl record.
936 /// \brief A ObjCIvarDecl record.
938 /// \brief A ObjCAtDefsFieldDecl record.
939 DECL_OBJC_AT_DEFS_FIELD,
940 /// \brief A ObjCCategoryDecl record.
942 /// \brief A ObjCCategoryImplDecl record.
943 DECL_OBJC_CATEGORY_IMPL,
944 /// \brief A ObjCImplementationDecl record.
945 DECL_OBJC_IMPLEMENTATION,
946 /// \brief A ObjCCompatibleAliasDecl record.
947 DECL_OBJC_COMPATIBLE_ALIAS,
948 /// \brief A ObjCPropertyDecl record.
950 /// \brief A ObjCPropertyImplDecl record.
951 DECL_OBJC_PROPERTY_IMPL,
952 /// \brief A FieldDecl record.
954 /// \brief A MSPropertyDecl record.
956 /// \brief A VarDecl record.
958 /// \brief An ImplicitParamDecl record.
960 /// \brief A ParmVarDecl record.
962 /// \brief A FileScopeAsmDecl record.
964 /// \brief A BlockDecl record.
966 /// \brief A CapturedDecl record.
968 /// \brief A record that stores the set of declarations that are
969 /// lexically stored within a given DeclContext.
971 /// The record itself is a blob that is an array of declaration IDs,
972 /// in the order in which those declarations were added to the
973 /// declaration context. This data is used when iterating over
974 /// the contents of a DeclContext, e.g., via
975 /// DeclContext::decls_begin() and DeclContext::decls_end().
976 DECL_CONTEXT_LEXICAL,
977 /// \brief A record that stores the set of declarations that are
978 /// visible from a given DeclContext.
980 /// The record itself stores a set of mappings, each of which
981 /// associates a declaration name with one or more declaration
982 /// IDs. This data is used when performing qualified name lookup
983 /// into a DeclContext via DeclContext::lookup.
984 DECL_CONTEXT_VISIBLE,
985 /// \brief A LabelDecl record.
987 /// \brief A NamespaceDecl record.
989 /// \brief A NamespaceAliasDecl record.
990 DECL_NAMESPACE_ALIAS,
991 /// \brief A UsingDecl record.
993 /// \brief A UsingShadowDecl record.
995 /// \brief A UsingDirecitveDecl record.
996 DECL_USING_DIRECTIVE,
997 /// \brief An UnresolvedUsingValueDecl record.
998 DECL_UNRESOLVED_USING_VALUE,
999 /// \brief An UnresolvedUsingTypenameDecl record.
1000 DECL_UNRESOLVED_USING_TYPENAME,
1001 /// \brief A LinkageSpecDecl record.
1003 /// \brief A CXXRecordDecl record.
1005 /// \brief A CXXMethodDecl record.
1007 /// \brief A CXXConstructorDecl record.
1008 DECL_CXX_CONSTRUCTOR,
1009 /// \brief A CXXDestructorDecl record.
1010 DECL_CXX_DESTRUCTOR,
1011 /// \brief A CXXConversionDecl record.
1012 DECL_CXX_CONVERSION,
1013 /// \brief An AccessSpecDecl record.
1016 /// \brief A FriendDecl record.
1018 /// \brief A FriendTemplateDecl record.
1019 DECL_FRIEND_TEMPLATE,
1020 /// \brief A ClassTemplateDecl record.
1021 DECL_CLASS_TEMPLATE,
1022 /// \brief A ClassTemplateSpecializationDecl record.
1023 DECL_CLASS_TEMPLATE_SPECIALIZATION,
1024 /// \brief A ClassTemplatePartialSpecializationDecl record.
1025 DECL_CLASS_TEMPLATE_PARTIAL_SPECIALIZATION,
1026 /// \brief A FunctionTemplateDecl record.
1027 DECL_FUNCTION_TEMPLATE,
1028 /// \brief A TemplateTypeParmDecl record.
1029 DECL_TEMPLATE_TYPE_PARM,
1030 /// \brief A NonTypeTemplateParmDecl record.
1031 DECL_NON_TYPE_TEMPLATE_PARM,
1032 /// \brief A TemplateTemplateParmDecl record.
1033 DECL_TEMPLATE_TEMPLATE_PARM,
1034 /// \brief A TypeAliasTemplateDecl record.
1035 DECL_TYPE_ALIAS_TEMPLATE,
1036 /// \brief A StaticAssertDecl record.
1038 /// \brief A record containing CXXBaseSpecifiers.
1039 DECL_CXX_BASE_SPECIFIERS,
1040 /// \brief A IndirectFieldDecl record.
1042 /// \brief A NonTypeTemplateParmDecl record that stores an expanded
1043 /// non-type template parameter pack.
1044 DECL_EXPANDED_NON_TYPE_TEMPLATE_PARM_PACK,
1045 /// \brief A TemplateTemplateParmDecl record that stores an expanded
1046 /// template template parameter pack.
1047 DECL_EXPANDED_TEMPLATE_TEMPLATE_PARM_PACK,
1048 /// \brief A ClassScopeFunctionSpecializationDecl record a class scope
1049 /// function specialization. (Microsoft extension).
1050 DECL_CLASS_SCOPE_FUNCTION_SPECIALIZATION,
1051 /// \brief An ImportDecl recording a module import.
1053 /// \brief A OMPThreadPrivateDecl record.
1054 DECL_OMP_THREADPRIVATE,
1055 /// \brief An EmptyDecl record.
1059 /// \brief Record codes for each kind of statement or expression.
1061 /// These constants describe the records that describe statements
1062 /// or expressions. These records occur within type and declarations
1063 /// block, so they begin with record values of 100. Each constant
1064 /// describes a record for a specific statement or expression class in the
1067 /// \brief A marker record that indicates that we are at the end
1068 /// of an expression.
1070 /// \brief A NULL expression.
1072 /// \brief A reference to a previously [de]serialized Stmt record.
1074 /// \brief A NullStmt record.
1076 /// \brief A CompoundStmt record.
1078 /// \brief A CaseStmt record.
1080 /// \brief A DefaultStmt record.
1082 /// \brief A LabelStmt record.
1084 /// \brief An AttributedStmt record.
1086 /// \brief An IfStmt record.
1088 /// \brief A SwitchStmt record.
1090 /// \brief A WhileStmt record.
1092 /// \brief A DoStmt record.
1094 /// \brief A ForStmt record.
1096 /// \brief A GotoStmt record.
1098 /// \brief An IndirectGotoStmt record.
1100 /// \brief A ContinueStmt record.
1102 /// \brief A BreakStmt record.
1104 /// \brief A ReturnStmt record.
1106 /// \brief A DeclStmt record.
1108 /// \brief A CapturedStmt record.
1110 /// \brief A GCC-style AsmStmt record.
1112 /// \brief A MS-style AsmStmt record.
1114 /// \brief A PredefinedExpr record.
1116 /// \brief A DeclRefExpr record.
1118 /// \brief An IntegerLiteral record.
1119 EXPR_INTEGER_LITERAL,
1120 /// \brief A FloatingLiteral record.
1121 EXPR_FLOATING_LITERAL,
1122 /// \brief An ImaginaryLiteral record.
1123 EXPR_IMAGINARY_LITERAL,
1124 /// \brief A StringLiteral record.
1125 EXPR_STRING_LITERAL,
1126 /// \brief A CharacterLiteral record.
1127 EXPR_CHARACTER_LITERAL,
1128 /// \brief A ParenExpr record.
1130 /// \brief A ParenListExpr record.
1132 /// \brief A UnaryOperator record.
1133 EXPR_UNARY_OPERATOR,
1134 /// \brief An OffsetOfExpr record.
1136 /// \brief A SizefAlignOfExpr record.
1137 EXPR_SIZEOF_ALIGN_OF,
1138 /// \brief An ArraySubscriptExpr record.
1139 EXPR_ARRAY_SUBSCRIPT,
1140 /// \brief A CallExpr record.
1142 /// \brief A MemberExpr record.
1144 /// \brief A BinaryOperator record.
1145 EXPR_BINARY_OPERATOR,
1146 /// \brief A CompoundAssignOperator record.
1147 EXPR_COMPOUND_ASSIGN_OPERATOR,
1148 /// \brief A ConditionOperator record.
1149 EXPR_CONDITIONAL_OPERATOR,
1150 /// \brief An ImplicitCastExpr record.
1152 /// \brief A CStyleCastExpr record.
1154 /// \brief A CompoundLiteralExpr record.
1155 EXPR_COMPOUND_LITERAL,
1156 /// \brief An ExtVectorElementExpr record.
1157 EXPR_EXT_VECTOR_ELEMENT,
1158 /// \brief An InitListExpr record.
1160 /// \brief A DesignatedInitExpr record.
1161 EXPR_DESIGNATED_INIT,
1162 /// \brief An ImplicitValueInitExpr record.
1163 EXPR_IMPLICIT_VALUE_INIT,
1164 /// \brief A VAArgExpr record.
1166 /// \brief An AddrLabelExpr record.
1168 /// \brief A StmtExpr record.
1170 /// \brief A ChooseExpr record.
1172 /// \brief A GNUNullExpr record.
1174 /// \brief A ShuffleVectorExpr record.
1175 EXPR_SHUFFLE_VECTOR,
1176 /// \brief BlockExpr
1178 /// \brief A GenericSelectionExpr record.
1179 EXPR_GENERIC_SELECTION,
1180 /// \brief A PseudoObjectExpr record.
1182 /// \brief An AtomicExpr record.
1187 /// \brief An ObjCStringLiteral record.
1188 EXPR_OBJC_STRING_LITERAL,
1190 EXPR_OBJC_BOXED_EXPRESSION,
1191 EXPR_OBJC_ARRAY_LITERAL,
1192 EXPR_OBJC_DICTIONARY_LITERAL,
1195 /// \brief An ObjCEncodeExpr record.
1197 /// \brief An ObjCSelectorExpr record.
1198 EXPR_OBJC_SELECTOR_EXPR,
1199 /// \brief An ObjCProtocolExpr record.
1200 EXPR_OBJC_PROTOCOL_EXPR,
1201 /// \brief An ObjCIvarRefExpr record.
1202 EXPR_OBJC_IVAR_REF_EXPR,
1203 /// \brief An ObjCPropertyRefExpr record.
1204 EXPR_OBJC_PROPERTY_REF_EXPR,
1205 /// \brief An ObjCSubscriptRefExpr record.
1206 EXPR_OBJC_SUBSCRIPT_REF_EXPR,
1208 EXPR_OBJC_KVC_REF_EXPR,
1209 /// \brief An ObjCMessageExpr record.
1210 EXPR_OBJC_MESSAGE_EXPR,
1211 /// \brief An ObjCIsa Expr record.
1213 /// \brief An ObjCIndirectCopyRestoreExpr record.
1214 EXPR_OBJC_INDIRECT_COPY_RESTORE,
1216 /// \brief An ObjCForCollectionStmt record.
1217 STMT_OBJC_FOR_COLLECTION,
1218 /// \brief An ObjCAtCatchStmt record.
1220 /// \brief An ObjCAtFinallyStmt record.
1222 /// \brief An ObjCAtTryStmt record.
1224 /// \brief An ObjCAtSynchronizedStmt record.
1225 STMT_OBJC_AT_SYNCHRONIZED,
1226 /// \brief An ObjCAtThrowStmt record.
1228 /// \brief An ObjCAutoreleasePoolStmt record.
1229 STMT_OBJC_AUTORELEASE_POOL,
1230 /// \brief A ObjCBoolLiteralExpr record.
1231 EXPR_OBJC_BOOL_LITERAL,
1235 /// \brief A CXXCatchStmt record.
1237 /// \brief A CXXTryStmt record.
1239 /// \brief A CXXForRangeStmt record.
1242 /// \brief A CXXOperatorCallExpr record.
1243 EXPR_CXX_OPERATOR_CALL,
1244 /// \brief A CXXMemberCallExpr record.
1245 EXPR_CXX_MEMBER_CALL,
1246 /// \brief A CXXConstructExpr record.
1248 /// \brief A CXXTemporaryObjectExpr record.
1249 EXPR_CXX_TEMPORARY_OBJECT,
1250 /// \brief A CXXStaticCastExpr record.
1251 EXPR_CXX_STATIC_CAST,
1252 /// \brief A CXXDynamicCastExpr record.
1253 EXPR_CXX_DYNAMIC_CAST,
1254 /// \brief A CXXReinterpretCastExpr record.
1255 EXPR_CXX_REINTERPRET_CAST,
1256 /// \brief A CXXConstCastExpr record.
1257 EXPR_CXX_CONST_CAST,
1258 /// \brief A CXXFunctionalCastExpr record.
1259 EXPR_CXX_FUNCTIONAL_CAST,
1260 /// \brief A UserDefinedLiteral record.
1261 EXPR_USER_DEFINED_LITERAL,
1262 /// \brief A CXXBoolLiteralExpr record.
1263 EXPR_CXX_BOOL_LITERAL,
1264 EXPR_CXX_NULL_PTR_LITERAL, // CXXNullPtrLiteralExpr
1265 EXPR_CXX_TYPEID_EXPR, // CXXTypeidExpr (of expr).
1266 EXPR_CXX_TYPEID_TYPE, // CXXTypeidExpr (of type).
1267 EXPR_CXX_THIS, // CXXThisExpr
1268 EXPR_CXX_THROW, // CXXThrowExpr
1269 EXPR_CXX_DEFAULT_ARG, // CXXDefaultArgExpr
1270 EXPR_CXX_DEFAULT_INIT, // CXXDefaultInitExpr
1271 EXPR_CXX_BIND_TEMPORARY, // CXXBindTemporaryExpr
1273 EXPR_CXX_SCALAR_VALUE_INIT, // CXXScalarValueInitExpr
1274 EXPR_CXX_NEW, // CXXNewExpr
1275 EXPR_CXX_DELETE, // CXXDeleteExpr
1276 EXPR_CXX_PSEUDO_DESTRUCTOR, // CXXPseudoDestructorExpr
1278 EXPR_EXPR_WITH_CLEANUPS, // ExprWithCleanups
1280 EXPR_CXX_DEPENDENT_SCOPE_MEMBER, // CXXDependentScopeMemberExpr
1281 EXPR_CXX_DEPENDENT_SCOPE_DECL_REF, // DependentScopeDeclRefExpr
1282 EXPR_CXX_UNRESOLVED_CONSTRUCT, // CXXUnresolvedConstructExpr
1283 EXPR_CXX_UNRESOLVED_MEMBER, // UnresolvedMemberExpr
1284 EXPR_CXX_UNRESOLVED_LOOKUP, // UnresolvedLookupExpr
1286 EXPR_CXX_UNARY_TYPE_TRAIT, // UnaryTypeTraitExpr
1287 EXPR_CXX_EXPRESSION_TRAIT, // ExpressionTraitExpr
1288 EXPR_CXX_NOEXCEPT, // CXXNoexceptExpr
1290 EXPR_OPAQUE_VALUE, // OpaqueValueExpr
1291 EXPR_BINARY_CONDITIONAL_OPERATOR, // BinaryConditionalOperator
1292 EXPR_BINARY_TYPE_TRAIT, // BinaryTypeTraitExpr
1293 EXPR_TYPE_TRAIT, // TypeTraitExpr
1294 EXPR_ARRAY_TYPE_TRAIT, // ArrayTypeTraitIntExpr
1296 EXPR_PACK_EXPANSION, // PackExpansionExpr
1297 EXPR_SIZEOF_PACK, // SizeOfPackExpr
1298 EXPR_SUBST_NON_TYPE_TEMPLATE_PARM, // SubstNonTypeTemplateParmExpr
1299 EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK,// SubstNonTypeTemplateParmPackExpr
1300 EXPR_FUNCTION_PARM_PACK, // FunctionParmPackExpr
1301 EXPR_MATERIALIZE_TEMPORARY, // MaterializeTemporaryExpr
1304 EXPR_CUDA_KERNEL_CALL, // CUDAKernelCallExpr
1307 EXPR_ASTYPE, // AsTypeExpr
1310 EXPR_CXX_PROPERTY_REF_EXPR, // MSPropertyRefExpr
1311 EXPR_CXX_UUIDOF_EXPR, // CXXUuidofExpr (of expr).
1312 EXPR_CXX_UUIDOF_TYPE, // CXXUuidofExpr (of type).
1313 STMT_SEH_EXCEPT, // SEHExceptStmt
1314 STMT_SEH_FINALLY, // SEHFinallyStmt
1315 STMT_SEH_TRY, // SEHTryStmt
1318 EXPR_OBJC_BRIDGED_CAST, // ObjCBridgedCastExpr
1320 STMT_MS_DEPENDENT_EXISTS, // MSDependentExistsStmt
1321 EXPR_LAMBDA // LambdaExpr
1324 /// \brief The kinds of designators that can occur in a
1325 /// DesignatedInitExpr.
1326 enum DesignatorTypes {
1327 /// \brief Field designator where only the field name is known.
1328 DESIG_FIELD_NAME = 0,
1329 /// \brief Field designator where the field has been resolved to
1331 DESIG_FIELD_DECL = 1,
1332 /// \brief Array designator.
1334 /// \brief GNU array range designator.
1335 DESIG_ARRAY_RANGE = 3
1338 /// \brief The different kinds of data that can occur in a
1339 /// CtorInitializer.
1340 enum CtorInitializerType {
1341 CTOR_INITIALIZER_BASE,
1342 CTOR_INITIALIZER_DELEGATING,
1343 CTOR_INITIALIZER_MEMBER,
1344 CTOR_INITIALIZER_INDIRECT_MEMBER
1347 /// \brief Describes the redeclarations of a declaration.
1348 struct LocalRedeclarationsInfo {
1349 DeclID FirstID; // The ID of the first declaration
1350 unsigned Offset; // Offset into the array of redeclaration chains.
1352 friend bool operator<(const LocalRedeclarationsInfo &X,
1353 const LocalRedeclarationsInfo &Y) {
1354 return X.FirstID < Y.FirstID;
1357 friend bool operator>(const LocalRedeclarationsInfo &X,
1358 const LocalRedeclarationsInfo &Y) {
1359 return X.FirstID > Y.FirstID;
1362 friend bool operator<=(const LocalRedeclarationsInfo &X,
1363 const LocalRedeclarationsInfo &Y) {
1364 return X.FirstID <= Y.FirstID;
1367 friend bool operator>=(const LocalRedeclarationsInfo &X,
1368 const LocalRedeclarationsInfo &Y) {
1369 return X.FirstID >= Y.FirstID;
1373 /// \brief Describes the categories of an Objective-C class.
1374 struct ObjCCategoriesInfo {
1375 DeclID DefinitionID; // The ID of the definition
1376 unsigned Offset; // Offset into the array of category lists.
1378 friend bool operator<(const ObjCCategoriesInfo &X,
1379 const ObjCCategoriesInfo &Y) {
1380 return X.DefinitionID < Y.DefinitionID;
1383 friend bool operator>(const ObjCCategoriesInfo &X,
1384 const ObjCCategoriesInfo &Y) {
1385 return X.DefinitionID > Y.DefinitionID;
1388 friend bool operator<=(const ObjCCategoriesInfo &X,
1389 const ObjCCategoriesInfo &Y) {
1390 return X.DefinitionID <= Y.DefinitionID;
1393 friend bool operator>=(const ObjCCategoriesInfo &X,
1394 const ObjCCategoriesInfo &Y) {
1395 return X.DefinitionID >= Y.DefinitionID;
1401 } // end namespace clang