gcc/testsuite/gcc.dg/c11-align-7.c

   1 /* Test C11 alignment support.  Test code valid after the resolution
   2    of DR#444: alignment specifiers for struct and union members and
   3    compound literals.  */
   4 /* { dg-do compile } */
   5 /* { dg-options "-std=c11 -pedantic-errors" } */
   6
   7 #include <stddef.h>
   8
   9 struct s
  10 {
  11   _Alignas (_Alignof (max_align_t)) char c;
  12 };
  13
  14 union u
  15 {
  16   _Alignas (_Alignof (max_align_t)) char c;
  17 };
  18
  19 char *p = &(_Alignas (_Alignof (max_align_t)) char) { 1 };
  20 size_t size = sizeof (_Alignas (_Alignof (max_align_t)) char) { 1 };