27 lines
525 B
C
27 lines
525 B
C
/* { dg-do compile } */
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/* { dg-options "-O2 -fdump-tree-dse1" } */
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int
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foo (int a, int b, int c)
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{
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int *p;
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if (c)
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p = &a;
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else
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p = &b;
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*p = 3;
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*p = 4;
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return *p;
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}
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/* We should eliminate both assignments to *p. */
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/* { dg-final { scan-tree-dump-times " = 3" 0 "dse1"} } */
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/* { dg-final { scan-tree-dump-times " = 4" 0 "dse1"} } */
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/* The return *p should be turned into return 4. */
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/* { dg-final { scan-tree-dump-times " return 4" 1 "dse1"} } */
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/* { dg-final { cleanup-tree-dump "dse1" } } */
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