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/* { dg-do compile } */ /* { dg-options "-O1 -fdump-tree-optimized" } */ struct S { int a, b, c; int z[20]; }; int foo (int d) { struct S s; s.a = d; return s.a + s.b; } /* There should be no reference to s.b. */ /* { dg-final { scan-tree-dump-times "= s\.b" 0 "optimized"} } */ /* { dg-final { cleanup-tree-dump "optimized" } } */