17 lines
372 B
C
17 lines
372 B
C
/* { dg-do compile } */
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/* { dg-options "-O2 -fdump-tree-fre-details" } */
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int t(int a) __attribute__ ((const));
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void q (void);
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void
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threading(int a,int b)
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{
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if (t(a))
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{
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if (t(a))
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q();
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}
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}
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/* We should thread the jump twice and eliminate it. */
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/* { dg-final { scan-tree-dump-times "Replaced.* t " 1 "fre"} } */
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/* { dg-final { cleanup-tree-dump "fre" } } */
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