clang/test/SemaTemplate/instantiate-attr.cpp

   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 // rdar://problem/8243419
  16 namespace test1 {
  17   template <typename T> struct A {
  18     int a;
  19     T b[0];
  20   } __attribute__((packed));
  21
  22   typedef A<unsigned long> type;
  23
  24   int test0[sizeof(type) == 4 ? 1 : -1];
  25   int test1[__builtin_offsetof(type, a) == 0 ? 1 : -1];
  26   int test2[__builtin_offsetof(type, b) == 4 ? 1 : -1];
  27 }
  28
  29 namespace test2 {
  30   template <class type>
  31   struct fastscriptmember {
  32       type Member __attribute__ ((packed));
  33       char x;
  34   };
  35   int test0[sizeof(fastscriptmember<int>) == 5 ? 1 : -1];
  36 }