mirror of git://gcc.gnu.org/git/gcc.git
24 lines
498 B
C
24 lines
498 B
C
/* Verify straight-line strength reduction for simple integer addition
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with stride reversed on 1st and 3rd instances. */
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/* { dg-do compile } */
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/* { dg-options "-O3 -fdump-tree-optimized" } */
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int
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f (int s, int c)
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{
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int a1, a2, a3, x1, x2, x3, x;
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a1 = 2 * s;
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x1 = a1 + c;
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a2 = 4 * s;
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x2 = c + a2;
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a3 = 6 * s;
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x3 = a3 + c;
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x = x1 + x2 + x3;
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return x;
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}
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/* { dg-final { scan-tree-dump-times " \\* " 1 "optimized" } } */
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/* { dg-final { cleanup-tree-dump "optimized" } } */
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