Mercurial > hg > CbC > CbC_gcc

annotate gcc/testsuite/gcc.dg/tree-ssa/vrp18.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 84e7813d76e9
children
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1 /* { dg-do compile } */
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2 /* { dg-options "-O2 -fdump-tree-evrp" } */
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3
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4 static int blocksize = 4096;
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5
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6 int bar (int);
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7
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8 void foo (void)
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9 {
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10 int toread;
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11 int bytes;
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12 static char eof_reached = 0;
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13
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14 toread = blocksize;
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15 bytes = 1;
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16
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17 while (toread != 0)
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18 {
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19 bytes = bar (toread);
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20 if (bytes <= 0)
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21 {
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22 if (bytes < 0)
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23 continue;
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24 break;
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25 }
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26 toread -= bytes;
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27 }
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28
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29 if (bytes == 0)
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30 eof_reached = 1;
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31 }
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32
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33 /* { dg-final { scan-tree-dump-times "Simplified relational" 1 "evrp" } } */