gcc/testsuite/gcc.dg/tree-ssa/pr23382.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-alias-vops" } */
   3 struct a
   4 {
   5   int length;
   6   int a1[256];
   7 };
   8
   9 void *malloc(__SIZE_TYPE__ size) __attribute__((malloc));
  10
  11 int f(void)
  12 {
  13    struct a *a = malloc(sizeof(struct a));
  14    return a->length;
  15 }
  16 /* { dg-final { scan-tree-dump-times "VDEF <HEAP" 1 "alias"} } */
  17 /* { dg-final { cleanup-tree-dump "alias" } } */