clang/test/Sema/align-x86-abi7.c

   1 // RUN: %clang_cc1 -std=c11 -triple i386-apple-darwin9 -fsyntax-only -verify -fclang-abi-compat=7 %s
   2 // expected-no-diagnostics
   3
   4 #define STATIC_ASSERT(cond) _Static_assert(cond, #cond)
   5
   6 // PR3433
   7 #define CHECK_ALIGNMENT(type, name, pref) \
   8   type name; \
   9   STATIC_ASSERT(__alignof__(name) == pref); \
  10   STATIC_ASSERT(__alignof__(type) == pref); \
  11   STATIC_ASSERT(_Alignof(type) == pref)
  12
  13 CHECK_ALIGNMENT(double, g_double, 8);
  14 CHECK_ALIGNMENT(long long, g_longlong, 8);
  15 CHECK_ALIGNMENT(unsigned long long, g_ulonglong, 8);
  16
  17 typedef double arr3double[3];
  18 CHECK_ALIGNMENT(arr3double, g_arr3double, 8);
  19
  20 enum big_enum { x = 18446744073709551615ULL };
  21 CHECK_ALIGNMENT(enum big_enum, g_bigenum, 8);