gcc/testsuite/gcc.dg/pr70700.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -fdump-tree-ealias-graph" } */
   3
   4 struct S
   5 {
   6   long m;
   7 };
   8
   9 struct S
  10 fn1 (struct S *a)
  11 {
  12   if (a->m)
  13     a->m |= 2;
  14   return *a;
  15 }