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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [ssa-fre-14.c] - Rev 826
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/* { dg-do compile } */ /* { dg-options "-O -fno-tree-sra -fdump-tree-fre-details" } */ /* Should be optimized, propagating &a into (*p)[i]. */ struct Foo { void *data; double size; }; void bar(double *); void foo(double (*q)[4]) { struct Foo tmp1; double a[4]; int i; tmp1.data = &a; tmp1.size = 4; for (i=0; i<4; ++i) { double (*p)[4] = tmp1.data; (*p)[i] = (*q)[i]; /* We want a PHI for the VOP for accessing tmp1.data, so place this store to tmp1 here. */ tmp1.size -= 1.0; } bar(a); } /* { dg-final { scan-tree-dump "Inserted .* &a" "fre" } } */ /* { dg-final { scan-tree-dump "Replaced tmp1.data" "fre" } } */ /* { dg-final { cleanup-tree-dump "fre" } } */