gcc/testsuite/gcc.dg/tree-ssa/pr69666.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -w" } */
   3
   4 int a, c, d;
   5 float b;
   6 void *memcpy();
   7 int fun1(int p1, unsigned char *p2) {
   8   p2[p1] = b;
   9   return a;
  10 }
  11 void fun2() {
  12   unsigned char e[16];
  13   fun1(16, e);
  14   d = e[d];
  15   memcpy(&c, e, sizeof(e));
  16 }