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annotate gcc/testsuite/gcc.dg/tree-ssa/ifc-pr69489-2.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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children 84e7813d76e9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-S -O2 -ftree-vectorize -fdump-tree-ifcvt-stats-blocks-details" { target *-*-* } } */
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3
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4 double
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5 foo (const char *u, const char *v, long n)
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6 {
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7 long i, n1 = 0, n2 = 0;
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8
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9 for (i = 0; i < n; i++)
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10 {
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11 n2 += (u[i] && !v[i]);
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12 n1 += (!u[i] && v[i]);
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13 }
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14 return (2.0 * n2 * n1);
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15 }
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16
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17 /* { dg-final { scan-tree-dump-times "Applying if-conversion" 1 "ifcvt" } } */
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18
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19 /* We insert into code
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20 if (LOOP_VECTORIZED (...))
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21 which is folded by vectorizer. Both outgoing edges must have probability
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22 100% so the resulting profile match after folding. */
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23 /* { dg-final { scan-tree-dump-times "Invalid sum of outgoing probabilities 200.0" 1 "ifcvt" } } */
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24 /* { dg-final { scan-tree-dump-times "Invalid sum of incoming frequencies" 1 "ifcvt" } } */