21 lines
484 B
C
21 lines
484 B
C
/* { dg-do compile } */
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/* { dg-options "-fdump-tree-original" } */
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int foo (int i)
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{
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return 2 + i * 4;
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}
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/* We do _not_ want the above to be canonicalized to (i * 2 + 1) * 2. */
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int bar (int i)
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{
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return 4 + i * 2;
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}
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/* But eventually this to be canonicalized to (i + 2) * 2. */
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/* { dg-final { scan-tree-dump "i \\\* 4 \\\+ 2" "original" } } */
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/* { dg-final { scan-tree-dump "\\\(i \\\+ 2\\\) \\\* 2" "original" } } */
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/* { dg-final { cleanup-tree-dump "original" } } */
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