/* { dg-do compile } */ /* { dg-options { -O -fdump-tree-optimized } } */ int a[4][8]; int foo(long i) { return *(&a[0][0] + i*8); // a[i][0] } struct Foo { double x, y; }; Foo b[4]; double bar(long i) { return *(&b[0].x + i*2); // b[i].x } /* { dg-final { scan-tree-dump "a\\\[.*i.*\\\]\\\[0\\\]" "optimized" { xfail *-*-* } } } */ /* { dg-final { scan-tree-dump "b\\\[.*i.*\\\].x" "optimized" } } */ /* { dg-final { cleanup-tree-dump "optimized" } } */