gcc/testsuite/c-c++-common/ubsan/pr64121.c

   1 /* PR sanitizer/64121 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-fsanitize=undefined -Wno-pointer-arith" } */
   4
   5 extern int tab[16];
   6
   7 void
   8 execute (int *ip, int x)
   9 {
  10   int *xp = tab;
  11 base:
  12   if (x)
  13     return;
  14   *xp++ = *ip;
  15   goto *(&&base + *ip);
  16 }