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annotate gcc/testsuite/gcc.dg/tree-ssa/pr84436-5.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents
children 1830386684a0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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131
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1 /* PR tree-optimization/84436 */
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2 /* { dg-options "-O2 -fdump-tree-switchconv -fdump-tree-optimized" } */
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3 /* { dg-do run } */
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4
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5 char
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6 __attribute__ ((noipa))
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7 foo (char how)
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8 {
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9 switch (how) {
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10 case -4: how = 96; break;
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11 case -3: how = -120; break;
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12 case -2: how = -80; break;
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13 case -1: how = -40; break;
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14 case 0: how = 0; break;
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15 case 1: how = 40; break;
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16 }
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17 return how;
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18 }
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19
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20 int main()
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21 {
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22 if (foo (-4) != 96)
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23 __builtin_abort ();
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24
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25 if (foo (-3) != -120)
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26 __builtin_abort ();
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27
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28 if (foo (0) != 0)
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29 __builtin_abort ();
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30
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31 if (foo (123) != 123)
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32 __builtin_abort ();
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33
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34 return 0;
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35 }
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36
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37 /* { dg-final { scan-tree-dump-times "40 *\\*" 1 "switchconv" } } */
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38 /* { dg-final { scan-tree-dump-not "switch" "optimized" } } */