| // RUN: %clang_cc1 -std=c++20 -ast-print %s | FileCheck %s --check-prefix=PRINT |
| // RUN: %clang_cc1 -std=c++20 -ast-dump -ast-dump-filter C %s | FileCheck %s --check-prefix=DUMP |
| // RUN: %clang_cc1 -std=c++20 -ast-dump=json -ast-dump-filter C %s | FileCheck %s --check-prefix=JSON |
| // RUN: %clang_cc1 -std=c++20 -x c++-header -emit-pch -o %t %s |
| // RUN: %clang_cc1 -std=c++20 -x c++ -include-pch %t -ast-dump-all -ast-dump-filter C /dev/null | FileCheck %s --check-prefix=DUMP |
| |
| namespace N { |
| template <class T> struct A { |
| template <class U> struct B; |
| }; |
| |
| template <class V> struct C { |
| template <class T> template <class U> friend struct A<T>::B; |
| }; |
| |
| template struct C<int>; |
| } |
| |
| // PRINT: template<> struct C<int> { |
| // PRINT-NEXT: template <class T> template <class U> friend struct A<T>::B; |
| |
| // DUMP: ClassTemplateDecl {{.*}} C |
| // DUMP: FriendTemplateDecl {{.*}} 'struct A<T>::B' |
| // DUMP-NEXT: |-TemplateTypeParmDecl {{.*}} T |
| // DUMP-NEXT: `-TemplateTypeParmDecl {{.*}} U |
| // DUMP: ClassTemplateSpecializationDecl {{.*}} struct C definition |
| // DUMP-NOT: <<<NULL>>> |
| // DUMP: FriendTemplateDecl {{.*}} qualified |
| // DUMP-NEXT: |-NestedNameSpecifier TypeSpec 'A<T>' |
| // DUMP-NEXT: |-ClassTemplateDecl |
| // DUMP-NEXT: |-TemplateTypeParmDecl {{.*}} T |
| // DUMP-NEXT: `-TemplateTypeParmDecl {{.*}} U |
| |
| // JSON: "kind": "ClassTemplateSpecializationDecl", |
| // JSON: "kind": "FriendTemplateDecl", |
| // JSON-NEXT: "loc": { |
| // JSON: "templateName": "A<T>::B" |
