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/* { dg-do compile } */ /* { dg-options "-O -fdump-tree-fre1" } */ int *ptr; void link_error (); void test () { int *ptr1 = ptr + 10; int *ptr2 = ptr + 20; if (ptr1 == ptr2) link_error (); } /* { dg-final { scan-tree-dump-not "if" "fre1" } } */