35 lines
453 B
C
35 lines
453 B
C
/* PR tree-optimization/20913
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COPY-PROP did not fold COND_EXPR, blocking some copy propagation
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opportunities. */
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/* { dg-do link } */
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/* { dg-options "-O2 -fno-tree-dominator-opts" } */
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int
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foo (int a, int b, int c, int d)
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{
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int x, y;
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b = a;
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if (a == b)
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x = c;
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else
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{
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link_error ();
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x = d;
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}
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if (x == c)
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return a;
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else
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{
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link_error ();
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return b;
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}
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}
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main()
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{
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foo (1, 2, 3, 4);
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}
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