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Differential D137458 Diff 473315 clang/lib/AST/DeclTemplate.cpp

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clang/lib/AST/DeclTemplate.cpp

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// template <std::size_t Index, typename ...T> // template <std::size_t Index, typename ...T>
NamedDecl *Params[] = {Index, Ts}; NamedDecl *Params[] = {Index, Ts};
return TemplateParameterList::Create(C, SourceLocation(), SourceLocation(), return TemplateParameterList::Create(C, SourceLocation(), SourceLocation(),
llvm::makeArrayRef(Params), llvm::makeArrayRef(Params),
SourceLocation(), nullptr); SourceLocation(), nullptr);
} }
static TemplateParameterList *createDecayParameterList(const ASTContext &C,
DeclContext *DC) {
// typename
auto *T = TemplateTypeParmDecl::Create(
C, DC, SourceLocation(), SourceLocation(), /*Depth=*/0, /*Position=*/0,
/*Id=*/nullptr, /*Typename=*/true, /*ParameterPack=*/false,
/*HasTypeConstraint=*/false);
NamedDecl *Params[] = {T};
return TemplateParameterList::Create(C, SourceLocation(), SourceLocation(),
llvm::makeArrayRef(Params),
SourceLocation(), nullptr);
}
static TemplateParameterList *createBuiltinTemplateParameterList( static TemplateParameterList *createBuiltinTemplateParameterList(
const ASTContext &C, DeclContext *DC, BuiltinTemplateKind BTK) { const ASTContext &C, DeclContext *DC, BuiltinTemplateKind BTK) {
switch (BTK) { switch (BTK) {
case BTK__make_integer_seq: case BTK__make_integer_seq:
return createMakeIntegerSeqParameterList(C, DC); return createMakeIntegerSeqParameterList(C, DC);
case BTK__type_pack_element: case BTK__type_pack_element:
return createTypePackElementParameterList(C, DC); return createTypePackElementParameterList(C, DC);
case BTK__decay:
return createDecayParameterList(C, DC);
} }
llvm_unreachable("unhandled BuiltinTemplateKind!"); llvm_unreachable("unhandled BuiltinTemplateKind!");
} }
void BuiltinTemplateDecl::anchor() {} void BuiltinTemplateDecl::anchor() {}
BuiltinTemplateDecl::BuiltinTemplateDecl(const ASTContext &C, DeclContext *DC, BuiltinTemplateDecl::BuiltinTemplateDecl(const ASTContext &C, DeclContext *DC,
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