gcc/testsuite/gcc.dg/attr-access-5.c

   1 /* { dg-do compile }
   2    { dg-options "-fdump-tree-gimple" } */
   3
   4 __attribute__ ((aligned (32)))
   5 __attribute__ ((access (write_only, 2, 1)))
   6 void f (int n, void *p)
   7 {
   8   __builtin_memset (p, 0, n);
   9 }
  10
  11 /* Verify the DECL_ATTRIBUTE "aligned" is mentioned:
  12    { dg-final { scan-tree-dump "__attribute__\\(\\(aligned" "gimple" } }
  13    and the TYPE_ATTRIBUTE "access" is also mentioned:
  14    { dg-final { scan-tree-dump "__attribute__\\(\\(access" "gimple" } }
  15    and the function signature including its return type is mentioned:
  16    { dg-final { scan-tree-dump "void f *\\(int n, void *\\* *p\\)" "gimple" } } */