xref: /llvm-project/clang/test/SemaTemplate/instantiate-attr.cpp (revision 0f1c1be1968076d6f96f8a7bcc4a15cf195ecd97)
1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 // expected-no-diagnostics
3 template <typename T>
4 struct A {
5   char a __attribute__((aligned(16)));
6 
7   struct B {
8     typedef T __attribute__((aligned(16))) i16;
9     i16 x;
10   };
11 };
12 int a[sizeof(A<int>) == 16 ? 1 : -1];
13 int a2[sizeof(A<int>::B) == 16 ? 1 : -1];
14 
15 namespace test1 {
16   template <typename T> struct A {
17     int a;
18     T b[0];
19   } __attribute__((packed));
20 
21   typedef A<unsigned long> type;
22 
23   int test0[sizeof(type) == 4 ? 1 : -1];
24   int test1[__builtin_offsetof(type, a) == 0 ? 1 : -1];
25   int test2[__builtin_offsetof(type, b) == 4 ? 1 : -1];
26 }
27 
28 namespace test2 {
29   template <class type>
30   struct fastscriptmember {
31       type Member __attribute__ ((packed));
32       char x;
33   };
34   int test0[sizeof(fastscriptmember<int>) == 5 ? 1 : -1];
35 }
36