23 lines
590 B
C
23 lines
590 B
C
/* { dg-do compile } */
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/* { dg-options "-O -fdump-tree-lim" } */
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/* This is a variant that does cause fold to place a cast to
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int before testing bit 1. */
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void
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quantum_toffoli (int control1, int control2, int target,
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unsigned long *state, int size)
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{
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int i;
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for(i=0; i<size; i++)
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{
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if (state[i] & ((unsigned long) 1 << control1))
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if (state[i] & ((unsigned long) 1 << control2))
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state[i] ^= ((unsigned long) 1 << target);
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}
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}
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/* { dg-final { scan-tree-dump-times "1 <<" 3 "lim1" } } */
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/* { dg-final { cleanup-tree-dump "lim\[1-2\]" } } */
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