26 lines
599 B
C
26 lines
599 B
C
/* { dg-do compile } */
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/* { dg-options "-O2 -fdump-tree-optimized" } */
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int g1(int);
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int h(int *a, int *b)__attribute__((pure));
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void link_error();
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/* The calls to link_error should be eliminated, since nothing escapes to
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non-pure functions. */
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int g(void)
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{
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int t = 0, t1 = 2;
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int t2 = h(&t, &t1);
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if (t != 0)
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link_error ();
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if (t1 != 2)
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link_error ();
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g1(t2);
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if (t != 0)
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link_error ();
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if (t1 != 2)
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link_error ();
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return t2 == 2;
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}
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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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