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| Rev 154 |
Rev 816 |
/* { dg-do compile } */
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/* { dg-do compile } */
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/* { dg-options "-O1 -fdump-tree-optimized" } */
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/* { dg-options "-O1 -fdump-tree-optimized" } */
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/* Check that cprop works for assignments to array elements and structs. */
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/* Check that cprop works for assignments to array elements and structs. */
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struct foo {
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struct foo {
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int a;
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int a;
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};
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};
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extern void link_error (void);
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extern void link_error (void);
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void
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void
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test9 (struct foo f)
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test9 (struct foo f)
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{
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{
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f.a = 0;
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f.a = 0;
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if (f.a != 0)
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if (f.a != 0)
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link_error ();
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link_error ();
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}
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}
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void
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void
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test99 (struct foo *f)
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test99 (struct foo *f)
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{
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{
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f->a = 0;
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f->a = 0;
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if (f->a != 0)
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if (f->a != 0)
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link_error ();
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link_error ();
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}
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}
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void
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void
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test999 (int *arr)
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test999 (int *arr)
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{
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{
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*arr = 0;
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*arr = 0;
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if (*arr != 0)
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if (*arr != 0)
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link_error ();
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link_error ();
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}
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}
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void
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void
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test9999 (int *arr)
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test9999 (int *arr)
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{
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{
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arr[13] = 0;
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arr[13] = 0;
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if (arr[13] != 0)
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if (arr[13] != 0)
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link_error ();
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link_error ();
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}
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}
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void
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void
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test99999 (int *arr, int j)
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test99999 (int *arr, int j)
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{
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{
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arr[j] = 0;
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arr[j] = 0;
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if (arr[j] != 0)
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if (arr[j] != 0)
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link_error ();
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link_error ();
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}
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}
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/* There should be no link_error calls, if there is any, the
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/* There should be no link_error calls, if there is any, the
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optimization has failed */
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optimization has failed */
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/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized"} } */
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/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized"} } */
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/* { dg-final { cleanup-tree-dump "optimized" } } */
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/* { dg-final { cleanup-tree-dump "optimized" } } */
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