1 // RUN: %clang_cc1 -fexperimental-late-parse-attributes %s -ast-dump | FileCheck %s 2 3 #define __sized_by(f) __attribute__((sized_by(f))) 4 5 struct size_known { 6 int field; 7 }; 8 9 //============================================================================== 10 // __sized_by on struct member pointer in decl attribute position 11 //============================================================================== 12 13 struct on_member_pointer_complete_ty { 14 struct size_known *buf __sized_by(count); 15 int count; 16 }; 17 // CHECK-LABEL: struct on_member_pointer_complete_ty definition 18 // CHECK-NEXT: |-FieldDecl {{.*}} buf 'struct size_known * __sized_by(count)':'struct size_known *' 19 // CHECK-NEXT: `-FieldDecl {{.*}} referenced count 'int' 20 21 struct on_pointer_anon_count { 22 struct size_known *buf __sized_by(count); 23 struct { 24 int count; 25 }; 26 }; 27 28 // CHECK-LABEL: struct on_pointer_anon_count definition 29 // CHECK-NEXT: |-FieldDecl {{.*}} buf 'struct size_known * __sized_by(count)':'struct size_known *' 30 // CHECK-NEXT: |-RecordDecl {{.*}} struct definition 31 // CHECK-NEXT: | `-FieldDecl {{.*}} count 'int' 32 // CHECK-NEXT: |-FieldDecl {{.*}} implicit 'struct on_pointer_anon_count::(anonymous at {{.*}})' 33 // CHECK-NEXT: `-IndirectFieldDecl {{.*}} implicit referenced count 'int' 34 // CHECK-NEXT: |-Field {{.*}} field_index 1 'struct on_pointer_anon_count::(anonymous at {{.*}})' 35 // CHECK-NEXT: `-Field {{.*}} 'count' 'int' 36 37 //============================================================================== 38 // __sized_by on struct member pointer in type attribute position 39 //============================================================================== 40 // TODO: Correctly parse sized_by as a type attribute. Currently it is parsed 41 // as a declaration attribute and is **not** late parsed resulting in the `count` 42 // field being unavailable. 43 // 44 // See `clang/test/Sema/attr-counted-by-late-parsed-struct-ptrs.c` for test 45 // cases. 46