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annotate gcc/testsuite/gcc.c-torture/execute/pr85582-3.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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131
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1 /* PR target/85582 */
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2
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3 #ifdef __SIZEOF_INT128__
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4 typedef __int128 S;
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5 typedef unsigned __int128 U;
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6 #else
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7 typedef long long S;
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8 typedef unsigned long long U;
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9 #endif
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10
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11 __attribute__((noipa)) U
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12 f1 (U x, int y)
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13 {
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14 return x << (y & -2);
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15 }
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16
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17 __attribute__((noipa)) S
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18 f2 (S x, int y)
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19 {
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20 return x >> (y & -2);
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21 }
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22
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23 __attribute__((noipa)) U
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24 f3 (U x, int y)
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25 {
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26 return x >> (y & -2);
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27 }
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28
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29 int
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30 main ()
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31 {
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32 U a = (U) 1 << (sizeof (U) * __CHAR_BIT__ - 7);
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33 if (f1 (a, 5) != ((U) 1 << (sizeof (S) * __CHAR_BIT__ - 3)))
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34 __builtin_abort ();
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35 S b = (U) 0x101 << (sizeof (S) * __CHAR_BIT__ / 2 - 7);
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36 if (f1 (b, sizeof (S) * __CHAR_BIT__ / 2) != (U) 0x101 << (sizeof (S) * __CHAR_BIT__ - 7))
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37 __builtin_abort ();
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38 if (f1 (b, sizeof (S) * __CHAR_BIT__ / 2 + 2) != (U) 0x101 << (sizeof (S) * __CHAR_BIT__ - 5))
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39 __builtin_abort ();
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40 S c = (U) 1 << (sizeof (S) * __CHAR_BIT__ - 1);
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41 if ((U) f2 (c, 5) != ((U) 0x1f << (sizeof (S) * __CHAR_BIT__ - 5)))
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42 __builtin_abort ();
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43 if ((U) f2 (c, sizeof (S) * __CHAR_BIT__ / 2) != ((U) -1 << (sizeof (S) * __CHAR_BIT__ / 2 - 1)))
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44 __builtin_abort ();
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45 if ((U) f2 (c, sizeof (S) * __CHAR_BIT__ / 2 + 2) != ((U) -1 << (sizeof (S) * __CHAR_BIT__ / 2 - 3)))
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46 __builtin_abort ();
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47 U d = (U) 1 << (sizeof (S) * __CHAR_BIT__ - 1);
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48 if (f3 (c, 5) != ((U) 0x1 << (sizeof (S) * __CHAR_BIT__ - 5)))
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49 __builtin_abort ();
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50 if (f3 (c, sizeof (S) * __CHAR_BIT__ / 2) != ((U) 1 << (sizeof (S) * __CHAR_BIT__ / 2 - 1)))
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51 __builtin_abort ();
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52 if (f3 (c, sizeof (S) * __CHAR_BIT__ / 2 + 2) != ((U) 1 << (sizeof (S) * __CHAR_BIT__ / 2 - 3)))
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53 __builtin_abort ();
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54 return 0;
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55 }