19 lines
409 B
C
19 lines
409 B
C
/* { dg-do "compile" } */
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/* { dg-options "-O2 -fdump-tree-fre" } */
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struct S { unsigned f; };
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int
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foo ( struct S *p)
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{
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int *q = (int *)&p->f;
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int i = *q;
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return i + p->f;
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}
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/* There should only be one load of p->f because fwprop can change *(int *)&p->f into just (int)p->f. */
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/* { dg-final { scan-tree-dump-times "p_.\\\(D\\\)->f" 1 "fre" } } */
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/* { dg-final { cleanup-tree-dump "fre" } } */
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