gcc/testsuite/gcc.c-torture/execute/align-nest.c

   1 /* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
   2
   3 void foo(int n)
   4 {
   5   typedef struct
   6   {
   7     int value;
   8   } myint;
   9
  10   struct S
  11   {
  12     int i[n];
  13     unsigned int b:1;
  14     myint mi;
  15   } __attribute__ ((packed)) __attribute__ ((aligned (4)));
  16
  17   struct S s[2];
  18   int k;
  19
  20   for (k = 0; k < 2; k ++)
  21     s[k].mi.value = 0;
  22 }
  23
  24 int main ()
  25 {
  26   foo (2);
  27   return 0;
  28 }
  29