1 //===--- TypeTraits.cpp - Type Traits Support -----------------------------===//
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
7 //===----------------------------------------------------------------------===//
9 // This file implements the type traits support functions.
11 //===----------------------------------------------------------------------===//
13 #include "clang/Basic/TypeTraits.h"
14 #include "llvm/Support/ErrorHandling.h"
16 using namespace clang;
18 static constexpr const char *TypeTraitNames[] = {
19 #define TYPE_TRAIT_1(Spelling, Name, Key) #Name,
20 #include "clang/Basic/TokenKinds.def"
21 #define TYPE_TRAIT_2(Spelling, Name, Key) #Name,
22 #include "clang/Basic/TokenKinds.def"
23 #define TYPE_TRAIT_N(Spelling, Name, Key) #Name,
24 #include "clang/Basic/TokenKinds.def"
27 static constexpr const char *TypeTraitSpellings[] = {
28 #define TYPE_TRAIT_1(Spelling, Name, Key) #Spelling,
29 #include "clang/Basic/TokenKinds.def"
30 #define TYPE_TRAIT_2(Spelling, Name, Key) #Spelling,
31 #include "clang/Basic/TokenKinds.def"
32 #define TYPE_TRAIT_N(Spelling, Name, Key) #Spelling,
33 #include "clang/Basic/TokenKinds.def"
36 static constexpr const char *ArrayTypeTraitNames[] = {
37 #define ARRAY_TYPE_TRAIT(Spelling, Name, Key) #Name,
38 #include "clang/Basic/TokenKinds.def"
41 static constexpr const char *ArrayTypeTraitSpellings[] = {
42 #define ARRAY_TYPE_TRAIT(Spelling, Name, Key) #Spelling,
43 #include "clang/Basic/TokenKinds.def"
46 static constexpr const char *UnaryExprOrTypeTraitNames[] = {
47 #define UNARY_EXPR_OR_TYPE_TRAIT(Spelling, Name, Key) #Name,
48 #define CXX11_UNARY_EXPR_OR_TYPE_TRAIT(Spelling, Name, Key) #Name,
49 #include "clang/Basic/TokenKinds.def"
52 static constexpr const char *UnaryExprOrTypeTraitSpellings[] = {
53 #define UNARY_EXPR_OR_TYPE_TRAIT(Spelling, Name, Key) #Spelling,
54 #define CXX11_UNARY_EXPR_OR_TYPE_TRAIT(Spelling, Name, Key) #Spelling,
55 #include "clang/Basic/TokenKinds.def"
58 const char *clang::getTraitName(TypeTrait T) {
59 assert(T <= TT_Last && "invalid enum value!");
60 return TypeTraitNames[T];
63 const char *clang::getTraitName(ArrayTypeTrait T) {
64 assert(T <= ATT_Last && "invalid enum value!");
65 return ArrayTypeTraitNames[T];
68 const char *clang::getTraitName(UnaryExprOrTypeTrait T) {
69 assert(T <= UETT_Last && "invalid enum value!");
70 return UnaryExprOrTypeTraitNames[T];
73 const char *clang::getTraitSpelling(TypeTrait T) {
74 assert(T <= TT_Last && "invalid enum value!");
75 return TypeTraitSpellings[T];
78 const char *clang::getTraitSpelling(ArrayTypeTrait T) {
79 assert(T <= ATT_Last && "invalid enum value!");
80 return ArrayTypeTraitSpellings[T];
83 const char *clang::getTraitSpelling(UnaryExprOrTypeTrait T) {
84 assert(T <= UETT_Last && "invalid enum value!");
85 return UnaryExprOrTypeTraitSpellings[T];