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annotate gcc/testsuite/g++.dg/opt/ptrintsum1.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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1 // PR c++/4401
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2 // This testcase was miscompiled on 64-bit platforms, resulting to
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3 // operating on a[0x100000000] instead of a[0].
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4 // { dg-do run }
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5 // { dg-options "-O2" }
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6
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7 char *a;
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8 char b[] = "AAAA";
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9
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10 extern "C" void abort (void);
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11 extern "C" void exit (int);
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12
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13 void foo (void)
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14 {
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15 unsigned int i, j;
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16
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17 i = 2;
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18 j = 3;
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19 a[i + 1 - j] += i;
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20 }
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21
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22 int main (void)
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23 {
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24 a = b;
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25 foo ();
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26 if (b[0] != 'A' + 2)
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27 abort ();
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28 exit (0);
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29 }