gcc/testsuite/gcc.target/i386/mpx/alloca-1-lbv.c

   1 /* { dg-do run } */
   2 /* { dg-shouldfail "bounds violation" } */
   3 /* { dg-options "-fcheck-pointer-bounds -mmpx" } */
   4
   5
   6 #define SHOULDFAIL
   7
   8 #include "mpx-check.h"
   9
  10 int rd (int *p, int i)
  11 {
  12   int res = p[i];
  13   printf ("%d\n", res);
  14   return res;
  15 }
  16
  17 int mpx_test (int argc, const char **argv)
  18 {
  19   int *buf = (int *)__builtin_alloca (100 * sizeof(int));
  20
  21   rd (buf, -1);
  22
  23   return 0;
  24 }