libmudflap/testsuite/libmudflap.c/fail15-frag.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <string.h>
   4 int main ()
   5 {
   6 struct base {
   7   int basic;
   8 };
   9
  10 struct derived {
  11   struct base common;
  12   char extra;
  13 };
  14
  15 volatile struct base b;
  16 volatile struct base *bp;
  17
  18 bp = (struct base *)&b;
  19
  20 bp->basic = 10;
  21 ((struct derived volatile *)bp)->extra = 'x';
  22 return 0;
  23 }
  24 /* { dg-output "mudflap violation 1.*" } */
  25 /* { dg-output "Nearby object 1.*" } */
  26 /* { dg-output "mudflap object.*.main. b.*" } */
  27 /* { dg-do run { xfail *-*-* } } */