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annotate gcc/testsuite/gcc.dg/tree-ssa/pr68234.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
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 "-O2 -fdump-tree-vrp2" } */
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3
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4 extern int nc;
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5 void ff (unsigned long long);
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6
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7 void
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8 f (void)
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9 {
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10 unsigned char resp[1024];
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11 int c;
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12 int bl = 0;
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13 unsigned long long *dwords = (unsigned long long *) (resp + 5);
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14 for (c = 0; c < nc; c++)
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15 {
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16 /* PR middle-end/68234, this signed division should be optimized into
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17 right shift as vrp pass should deduct range info of 'bl' falls into
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18 positive number. */
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19 ff (dwords[bl / 64]);
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20 bl++;
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21 }
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22 }
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23
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24 /* { dg-final { scan-tree-dump ">> 6" "vrp2" } } */