16 lines
396 B
C
16 lines
396 B
C
/* { dg-do compile } */
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/* { dg-options "-O2 -fdump-tree-pre-stats -std=c99" } */
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int foo(int k, int *x)
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{
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int j=0;
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int res = 0;
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/* We should pull res = *x all the way out of the do-while */
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do {
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for (int n=0;n<3;++n);
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res = *x;
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} while (++j<k);
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return res;
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}
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/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */
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/* { dg-final { cleanup-tree-dump "pre" } } */
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