1 /* This tests strength reduction and choice of induction variables. The targets
2 for this testcase are quite limited, as with different set of available
3 addressing modes, the results may be quite different.
5 The testcase comes from PR 29256 (and originally, the stream benchmark). */
7 /* { dg-do compile { target i?86-*-* x86_64-*-* powerpc*-*-*} } */
8 /* { dg-options "-O3 -fdump-tree-final_cleanup" } */
11 static double a
[N
],c
[N
];
12 void tuned_STREAM_Copy()
19 /* Check that the memory references are based on &a and &c, with appropriate
20 offsets. Ideally, we would want each of them to appear once in the output.
21 However, due to a bug in jump threading, we end up peeling one iteration from
22 the loop, which creates an additional occurence. */
24 /* { dg-final { scan-tree-dump-times "MEM.(base: &|symbol: )a," 2 "final_cleanup" } } */
25 /* { dg-final { scan-tree-dump-times "MEM.(base: &|symbol: )c," 2 "final_cleanup" } } */
27 /* { dg-final { cleanup-tree-dump "final_cleanup" } } */