28 lines
571 B
C
28 lines
571 B
C
/* { dg-do run } */
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/* { dg-options "-O2 -ffast-math" } */
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extern void abort (void);
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int foo ( float* dists, int k)
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{
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if ( ( dists [ 0 ] > 0 ) == ( dists [ 1 ] > 0 ) )
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return k;
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return 0;
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}
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int
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main() {
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float dists[16] = { 0., 1., 1., 0., 0., -1., -1., 0.,
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1., 1., 1., -1., -1., 1., -1., -1. };
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if ( foo(&dists[0], 1) +
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foo(&dists[2], 2) +
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foo(&dists[4], 4) +
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foo(&dists[6], 8) +
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foo(&dists[8], 16) +
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foo(&dists[10], 32) +
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foo(&dists[12], 64) +
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foo(&dists[14], 128)
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!= 156)
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abort();
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return 0;
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}
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