gcc/testsuite/gcc.dg/c11-align-4.c

   1 /* Test C11 alignment support.  Test reducing alignment (assumes there
   2    are at least some alignment constraints).  */
   3 /* { dg-do compile } */
   4 /* { dg-options "-std=c11 -pedantic-errors" } */
   5 /* { dg-skip-if "no alignment constraints" { "avr-*-*" } { "*" } { "" } } */
   6
   7 #include <stddef.h>
   8
   9 _Alignas (_Alignof (char)) max_align_t x; /* { dg-error "reduce alignment" } */