29 lines
598 B
C
29 lines
598 B
C
/* { dg-do compile } */
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/* { dg-options "-O1 -fdump-tree-optimized" } */
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extern void link_error (void);
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/* Check for dead stores to a struct. */
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struct s
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{
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char d;
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int a, b;
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double m;
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};
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void foo (struct s* teststruct)
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{
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teststruct->a = 0;
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teststruct->a++;
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if (teststruct->a != 1)
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link_error ();
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}
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/* There should be only one reference to "teststruct" and one in the function header. */
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/* { dg-final { scan-tree-dump-times "teststruct" 2 "optimized" } } */
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/* There should be no link_error calls. */
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/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized"} } */
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