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annotate gcc/testsuite/gcc.dg/pr83393.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 rtl-optimization/83393 */
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2 /* { dg-do run } */
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3 /* { dg-options "-O2 -fno-forward-propagate -fno-tree-bit-ccp" } */
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4
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5 typedef unsigned char u8;
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6 typedef unsigned short u16;
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7 typedef unsigned int u32;
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8 typedef unsigned long long u64;
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9
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10 u32 a, d;
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11 u64 b;
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12 u8 c;
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13
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14 static u64 __attribute__ ((noinline, noclone))
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15 foo (u16 f, u64 g)
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16 {
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17 f <<= 15;
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18 f *= d;
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19 f -= g %= 44;
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20 f <<= f <= g;
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21 c = 255;
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22 c >>= (u8) f == 0;
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23 f *= g;
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24 c -= ~c;
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25 return f + a + b + f;
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26 }
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27
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28 int
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29 main (void)
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30 {
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31 #if (__SIZEOF_LONG_LONG__ == 8 && __SIZEOF_INT__ == 4 \
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32 && __SIZEOF_SHORT__ == 2 && __CHAR_BIT__ == 8)
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33 u64 x = foo (3, 0xE6C0011BBA6DBD7LL);
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34 if (x != 0x1f66e)
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35 __builtin_abort ();
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36 #endif
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37 return 0;
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38 }