/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-fre1" } */ struct S { unsigned f; }; int foo ( struct S *p) { int *q = (int *)&p->f; int i = *q; return i + p->f; } /* There should only be one load of p->f because fwprop can change *(int *)&p->f into just (int)p->f. */ /* { dg-final { scan-tree-dump-times "= \[^\n\]*p_.\\\(D\\\)" 1 "fre1" } } */ /* { dg-final { cleanup-tree-dump "fre1" } } */